Analysis
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max time kernel
296s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
05-02-2024 04:53
Static task
static1
Behavioral task
behavioral1
Sample
66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe
Resource
win10-20231215-en
General
-
Target
66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe
-
Size
819KB
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MD5
aed73fb9a0ebf033d0478fa814e7b8d3
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SHA1
0058f0b7203c592edf70131b84f6cb1fe784f8a3
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SHA256
66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba
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SHA512
3a264e0286234e97f5c01816adcd40a408ac66153ce81e4066c22a54f4533a3a34fcb9a3e40db41dee7227ee24a084a89f2b61da9a5cf14ee8b50669ea9ebffb
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SSDEEP
12288:q2kxn4QFNbM2vZ+UO2Hf55nnVP3xxJSpH136GcAnCPQ8FcNAE2Jr90tPT1td9eY:c/DM28uHZPnG1GAnCPQ2mad9G5tzR
Malware Config
Extracted
djvu
http://habrafa.com/test1/get.php
-
extension
.cdcc
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offline_id
LBxKKiegnAy53rpqH3Pj2j46vwldiEt9kqHSuMt1
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payload_url
http://brusuax.com/dl/build2.exe
http://habrafa.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
7.6
1b9d7ec5a25ab9d78c31777a0016a097
https://t.me/tvrugrats
https://steamcommunity.com/profiles/76561199627279110
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profile_id_v2
1b9d7ec5a25ab9d78c31777a0016a097
Signatures
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Detect Vidar Stealer 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1492-73-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral1/memory/1492-78-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral1/memory/1668-77-0x0000000000270000-0x00000000002A0000-memory.dmp family_vidar_v7 behavioral1/memory/1492-79-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral1/memory/1492-238-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 -
Detected Djvu ransomware 13 IoCs
Processes:
resource yara_rule behavioral1/memory/1796-4-0x0000000001E40000-0x0000000001F5B000-memory.dmp family_djvu behavioral1/memory/2176-5-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2176-7-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2176-8-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2176-26-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2728-35-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2728-48-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2728-49-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2728-53-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2728-55-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2728-56-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2728-60-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2728-114-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Downloads MZ/PE file
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Executes dropped EXE 14 IoCs
Processes:
build2.exebuild2.exebuild3.exebuild3.exemstsca.exemstsca.exemstsca.exemstsca.exemstsca.exemstsca.exemstsca.exemstsca.exemstsca.exemstsca.exepid process 1668 build2.exe 1492 build2.exe 1204 build3.exe 3036 build3.exe 2988 mstsca.exe 2668 mstsca.exe 2480 mstsca.exe 764 mstsca.exe 2948 mstsca.exe 2228 mstsca.exe 868 mstsca.exe 2492 mstsca.exe 2656 mstsca.exe 1948 mstsca.exe -
Loads dropped DLL 11 IoCs
Processes:
66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exeWerFault.exepid process 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 1700 WerFault.exe 1700 WerFault.exe 1700 WerFault.exe 1700 WerFault.exe 1700 WerFault.exe 1700 WerFault.exe 1700 WerFault.exe -
Modifies file permissions 1 TTPs 1 IoCs
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\9495567e-2473-43c6-b8ef-8b60444580bc\\66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe\" --AutoStart" 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 3 api.2ip.ua 4 api.2ip.ua 9 api.2ip.ua -
Suspicious use of SetThreadContext 9 IoCs
Processes:
66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exebuild2.exebuild3.exemstsca.exemstsca.exemstsca.exemstsca.exemstsca.exedescription pid process target process PID 1796 set thread context of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 set thread context of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1668 set thread context of 1492 1668 build2.exe build2.exe PID 1204 set thread context of 3036 1204 build3.exe build3.exe PID 2988 set thread context of 2668 2988 mstsca.exe mstsca.exe PID 2480 set thread context of 764 2480 mstsca.exe mstsca.exe PID 2948 set thread context of 2228 2948 mstsca.exe mstsca.exe PID 868 set thread context of 2492 868 mstsca.exe mstsca.exe PID 2656 set thread context of 1948 2656 mstsca.exe mstsca.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1700 1492 WerFault.exe build2.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 1852 schtasks.exe 2852 schtasks.exe -
Processes:
build2.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 build2.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 0f0000000100000014000000e35ef08d884f0a0ade2f75e96301ce6230f213a8090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b060105050703085300000001000000230000003021301f06096086480186fd6c020130123010060a2b0601040182373c0101030200c0140000000100000014000000b13ec36903f8bf4701d498261a0802ef63642bc30b00000001000000120000004400690067006900430065007200740000001d00000001000000100000008f76b981d528ad4770088245e2031b630300000001000000140000005fb7ee0633e259dbad0c4c9ae6d38f1a61c7dc252000000001000000c9030000308203c5308202ada003020102021002ac5c266a0b409b8f0b79f2ae462577300d06092a864886f70d0101050500306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f74204341301e170d3036313131303030303030305a170d3331313131303030303030305a306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f7420434130820122300d06092a864886f70d01010105000382010f003082010a0282010100c6cce573e6fbd4bbe52d2d32a6dfe5813fc9cd2549b6712ac3d5943467a20a1cb05f69a640b1c4b7b28fd098a4a941593ad3dc94d63cdb7438a44acc4d2582f74aa5531238eef3496d71917e63b6aba65fc3a484f84f6251bef8c5ecdb3892e306e508910cc4284155fbcb5a89157e71e835bf4d72093dbe3a38505b77311b8db3c724459aa7ac6d00145a04b7ba13eb510a984141224e656187814150a6795c89de194a57d52ee65d1c532c7e98cd1a0616a46873d03404135ca171d35a7c55db5e64e13787305604e511b4298012f1793988a202117c2766b788b778f2ca0aa838ab0a64c2bf665d9584c1a1251e875d1a500b2012cc41bb6e0b5138b84bcb0203010001a3633061300e0603551d0f0101ff040403020186300f0603551d130101ff040530030101ff301d0603551d0e04160414b13ec36903f8bf4701d498261a0802ef63642bc3301f0603551d23041830168014b13ec36903f8bf4701d498261a0802ef63642bc3300d06092a864886f70d010105050003820101001c1a0697dcd79c9f3c886606085721db2147f82a67aabf183276401057c18af37ad911658e35fa9efc45b59ed94c314bb891e8432c8eb378cedbe3537971d6e5219401da55879a2464f68a66ccde9c37cda834b1699b23c89e78222b7043e35547316119ef58c5852f4e30f6a0311623c8e7e2651633cbbf1a1ba03df8ca5e8b318b6008892d0c065c52b7c4f90a98d1155f9f12be7c366338bd44a47fe4262b0ac497690de98ce2c01057b8c876129155f24869d8bc2a025b0f44d42031dbf4ba70265d90609ebc4b17092fb4cb1e4368c90727c1d25cf7ea21b968129c3c9cbf9efc805c9b63cdec47aa252767a037f300827d54d7a9f8e92e13a377e81f4a build2.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 build2.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exepid process 2176 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exebuild2.exebuild2.exebuild3.exebuild3.exedescription pid process target process PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 1796 wrote to memory of 2176 1796 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2176 wrote to memory of 2696 2176 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe icacls.exe PID 2176 wrote to memory of 2696 2176 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe icacls.exe PID 2176 wrote to memory of 2696 2176 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe icacls.exe PID 2176 wrote to memory of 2696 2176 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe icacls.exe PID 2176 wrote to memory of 2820 2176 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2176 wrote to memory of 2820 2176 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2176 wrote to memory of 2820 2176 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2176 wrote to memory of 2820 2176 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2820 wrote to memory of 2728 2820 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe PID 2728 wrote to memory of 1668 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe build2.exe PID 2728 wrote to memory of 1668 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe build2.exe PID 2728 wrote to memory of 1668 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe build2.exe PID 2728 wrote to memory of 1668 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 1668 wrote to memory of 1492 1668 build2.exe build2.exe PID 2728 wrote to memory of 1204 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe build3.exe PID 2728 wrote to memory of 1204 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe build3.exe PID 2728 wrote to memory of 1204 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe build3.exe PID 2728 wrote to memory of 1204 2728 66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe build3.exe PID 1492 wrote to memory of 1700 1492 build2.exe WerFault.exe PID 1492 wrote to memory of 1700 1492 build2.exe WerFault.exe PID 1492 wrote to memory of 1700 1492 build2.exe WerFault.exe PID 1492 wrote to memory of 1700 1492 build2.exe WerFault.exe PID 1204 wrote to memory of 3036 1204 build3.exe build3.exe PID 1204 wrote to memory of 3036 1204 build3.exe build3.exe PID 1204 wrote to memory of 3036 1204 build3.exe build3.exe PID 1204 wrote to memory of 3036 1204 build3.exe build3.exe PID 1204 wrote to memory of 3036 1204 build3.exe build3.exe PID 1204 wrote to memory of 3036 1204 build3.exe build3.exe PID 1204 wrote to memory of 3036 1204 build3.exe build3.exe PID 1204 wrote to memory of 3036 1204 build3.exe build3.exe PID 1204 wrote to memory of 3036 1204 build3.exe build3.exe PID 1204 wrote to memory of 3036 1204 build3.exe build3.exe PID 3036 wrote to memory of 1852 3036 build3.exe schtasks.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe"C:\Users\Admin\AppData\Local\Temp\66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe"C:\Users\Admin\AppData\Local\Temp\66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\9495567e-2473-43c6-b8ef-8b60444580bc" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
-
C:\Users\Admin\AppData\Local\Temp\66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe"C:\Users\Admin\AppData\Local\Temp\66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe"C:\Users\Admin\AppData\Local\Temp\66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build2.exe"C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build2.exe"C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build2.exe"6⤵
- Executes dropped EXE
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 14567⤵
- Loads dropped DLL
- Program crash
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C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build3.exe"C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build3.exe"C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build3.exe"6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"7⤵
- Creates scheduled task(s)
-
C:\Windows\system32\taskeng.exetaskeng.exe {A8320798-D821-4EA7-80DE-62391442C102} S-1-5-21-1603059206-2004189698-4139800220-1000:AILVMYUM\Admin:Interactive:[1]1⤵
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe3⤵
- Executes dropped EXE
-
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"4⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe3⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe3⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe3⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EAFilesize
1KB
MD5c59708a86e78530488f2356251e775a2
SHA117e33e077261cdd9e54d4e58dfb168f15ee93efb
SHA25671719971666e64a4f767e8f9d0b52e822189c4bfb1fe449a0e7c8066c82813c2
SHA51242afd4d2c791ea8cb239130cf4f4d43da0ec39c63049c56796e082282e2ba2f0cd0fd8934b7de3b359ca433b0609ad159fda6f92168168f2d4517f13fbbb3fbf
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464Filesize
724B
MD58202a1cd02e7d69597995cabbe881a12
SHA18858d9d934b7aa9330ee73de6c476acf19929ff6
SHA25658f381c3a0a0ace6321da22e40bd44a597bd98b9c9390ab9258426b5cf75a7a5
SHA51297ba9fceab995d4bef706f8deef99e06862999734ebe6a05832c710104479c6337cbf0a76e1c1e0f91566a61334dc100d837dfd049e20da765fe49def684f9c9
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EAFilesize
410B
MD50986a1c310ebd61b075f23233d4f9e43
SHA1d6c6c4ab29bf816fc00716353d19b991060fbaf6
SHA256d26410b35210c229543253ff3a63f04d88fb26b9520444157593128ef9021ae8
SHA512cadec8a51102bc8300059079645eaba39f9951e592b6b46bc633ac6422374b38e0c4e4dafe7ae5ddd814819cd866cdf91aa63bf064e3c8295ccfe7e139219403
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015Filesize
344B
MD59e28283edfbd648b33a3cae5733a7ed5
SHA1e1e4e2ad16e0f8dee1ea150ff84a1fef7b1065c0
SHA25675fc3ee84146b5c7670a9c825d1b3d1fe4f724cfdb3cfae93dc71391147c24e5
SHA512bdb5ee20c0d174f0212ac10f62f3bab0ad3a70bf372cbb7d4eb31f7d1880f66b5887e64f43baaf00c149ebcde854c89b275687ac8601fa025efd3208deab3fca
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015Filesize
344B
MD591177d691154be8f58e6a5b8bbffd10d
SHA1cee757591307afadb9973e1498b83101af70227c
SHA256db874012f590c2c7b611f94b6f0fd7212d0612faa4b2a4d590df919096d084a0
SHA512e586b3e7e2771d0f8fa94cee464389d938beb29349b51a113d0737478b41eb2304e4b3a626674713eb03d21b68375e0aaa206d09ae203651dcba7dcf20481953
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464Filesize
392B
MD54e60c19e8d61f83bdf3ad07096a9fa98
SHA132c8bbfc1e01f692d8419890a7b7c8bd94dd0776
SHA2567082b46cb170cacba9358097880809899910573c8c228a897ea235c5ab6c22b8
SHA512d4e521224c6beb707570e7c6c29db35327afcadb9d1927c4b0f7ebd55f0488287b337cc494e7f4443881011037704a78ef31dc94dadd162638edac5bc31cd008
-
C:\Users\Admin\AppData\Local\9495567e-2473-43c6-b8ef-8b60444580bc\66281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba.exeFilesize
819KB
MD5aed73fb9a0ebf033d0478fa814e7b8d3
SHA10058f0b7203c592edf70131b84f6cb1fe784f8a3
SHA25666281e09139f827829da257b0976c5bca2db8150b8422da7582bc2c2db33e8ba
SHA5123a264e0286234e97f5c01816adcd40a408ac66153ce81e4066c22a54f4533a3a34fcb9a3e40db41dee7227ee24a084a89f2b61da9a5cf14ee8b50669ea9ebffb
-
C:\Users\Admin\AppData\Local\Temp\Cab6799.tmpFilesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
-
C:\Users\Admin\AppData\Local\Temp\Tar8038.tmpFilesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
-
C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build2.exeFilesize
385KB
MD563e4a9cd7a8b37335b5f18cefc5dd9d2
SHA1c781a30935afc452b108cc78724b60f389b78874
SHA256c1e75efde3fd1da605135e5c3ffab0073299c80632d136f8eeba9d4a7c98c70f
SHA5123818b5966938704c5830acb5426db7791f6ae476853248d8984b1aff35a6722a0684bea54a53ef6ded1f301f6de9ed044d45f007457a9c0f3a7ea3afc7bf0ecc
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C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build2.exeFilesize
1KB
MD54b49c6fe09c9c2d4b59bd6cfbeacb12c
SHA134592ba710ba16b6df0cda4dc8cfd6db93600062
SHA256284c248d8da39b056cd78802f016eeecd4d0f55c272de796f9fc3744d3db67bf
SHA5124a31d9edca2c3c4b21113489627930a2bc444c68a507c08b72ae15f41d23d555b75b4bfe84ab81dd3891735057c0f6eda89143ba49b8940f0a0c7b9e6501d5b3
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C:\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build3.exeFilesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
-
\Users\Admin\AppData\Local\e30519d0-a94d-40c5-a172-e3cb5cee06aa\build2.exeFilesize
170KB
MD5136f73df95383424f266543a149807e7
SHA13be8445467ac9a328aa1a2e80c564fbeb8985b19
SHA2566372630d37088c050009d0993996920fab84b6ef61de4432cebc8b995c1781ce
SHA512927dd6f23bb03a495c0d2e49181c78b3aa11d939815c1691926587765702bd4c211586ef851c8d789348c4374086637fc3f7436004ae9bebb1a05cbff60475b5
-
memory/868-327-0x0000000000230000-0x0000000000330000-memory.dmpFilesize
1024KB
-
memory/1204-231-0x0000000000220000-0x0000000000224000-memory.dmpFilesize
16KB
-
memory/1204-229-0x0000000000912000-0x0000000000923000-memory.dmpFilesize
68KB
-
memory/1492-79-0x0000000000400000-0x0000000000643000-memory.dmpFilesize
2.3MB
-
memory/1492-71-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
-
memory/1492-78-0x0000000000400000-0x0000000000643000-memory.dmpFilesize
2.3MB
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memory/1492-73-0x0000000000400000-0x0000000000643000-memory.dmpFilesize
2.3MB
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memory/1492-238-0x0000000000400000-0x0000000000643000-memory.dmpFilesize
2.3MB
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memory/1668-75-0x00000000002E0000-0x00000000002FB000-memory.dmpFilesize
108KB
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memory/1668-77-0x0000000000270000-0x00000000002A0000-memory.dmpFilesize
192KB
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memory/1796-4-0x0000000001E40000-0x0000000001F5B000-memory.dmpFilesize
1.1MB
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memory/1796-1-0x0000000000220000-0x00000000002B2000-memory.dmpFilesize
584KB
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memory/1796-0-0x0000000000220000-0x00000000002B2000-memory.dmpFilesize
584KB
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memory/2176-5-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/2176-7-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/2176-8-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/2176-26-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
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memory/2176-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2480-269-0x0000000000960000-0x0000000000A60000-memory.dmpFilesize
1024KB
-
memory/2492-341-0x0000000000400000-0x0000000000406000-memory.dmpFilesize
24KB
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memory/2656-356-0x00000000008A0000-0x00000000009A0000-memory.dmpFilesize
1024KB
-
memory/2728-55-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
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memory/2728-49-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/2728-60-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/2728-48-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/2728-56-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/2728-35-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/2728-53-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
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memory/2728-114-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
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memory/2820-29-0x0000000000240000-0x00000000002D2000-memory.dmpFilesize
584KB
-
memory/2820-27-0x0000000000240000-0x00000000002D2000-memory.dmpFilesize
584KB
-
memory/2948-299-0x00000000008E0000-0x00000000009E0000-memory.dmpFilesize
1024KB
-
memory/2988-242-0x0000000000890000-0x0000000000990000-memory.dmpFilesize
1024KB
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memory/3036-233-0x0000000000400000-0x0000000000406000-memory.dmpFilesize
24KB
-
memory/3036-230-0x0000000000400000-0x0000000000406000-memory.dmpFilesize
24KB
-
memory/3036-225-0x0000000000400000-0x0000000000406000-memory.dmpFilesize
24KB
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memory/3036-223-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB