Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
14/03/2024, 15:36
Static task
static1
Behavioral task
behavioral1
Sample
5b9adba171cd2853acc8533c96e1c814.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
5b9adba171cd2853acc8533c96e1c814.exe
Resource
win10v2004-20240226-en
General
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Target
5b9adba171cd2853acc8533c96e1c814.exe
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Size
271KB
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MD5
5b9adba171cd2853acc8533c96e1c814
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SHA1
d415ff5fc9caa6fd4e7e69bc8ea7b42e9c84e7b1
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SHA256
6ba1032624069a6bd1ff582c5e83832976fb693dd8814c4ac14e94dbbdf4c00d
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SHA512
27f2f2c4670fddcb40364e6373561261a5631353651bc29c72e1bd270c594db084351b8cc25c531fe5097c9ab5fe0c0b3f173a36e3b47901ebf7cd3763074bd5
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SSDEEP
3072:s+qUpt6FGAamWyuILne8gQ0LaP9um8JVNhdPWleHO2ImTHrNlokp8ae:sG6oATg8XMkEJvhd+leuFm/K
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2022
http://trad-einmyus.com/index.php
http://tradein-myus.com/index.php
http://trade-inmyus.com/index.php
Extracted
djvu
http://sajdfue.com/test1/get.php
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extension
.wisz
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offline_id
4p0Nzrg1q0ND5of5Gtp2UBjthSXuE8VxnMrd4vt1
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payload_url
http://sdfjhuz.com/dl/build2.exe
http://sajdfue.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
8.3
82df9629d6ef6fc7fe54d6eb2bc6137b
https://steamcommunity.com/profiles/76561199651834633
https://t.me/raf6ik
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profile_id_v2
82df9629d6ef6fc7fe54d6eb2bc6137b
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user_agent
Mozilla/5.0 (Windows NT 10.0; rv:109.0) Gecko/20100101 Firefox/115.0
Signatures
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Detect Vidar Stealer 4 IoCs
resource yara_rule behavioral1/memory/2628-114-0x0000000000400000-0x0000000000644000-memory.dmp family_vidar_v7 behavioral1/memory/1704-113-0x0000000000230000-0x0000000000261000-memory.dmp family_vidar_v7 behavioral1/memory/2628-117-0x0000000000400000-0x0000000000644000-memory.dmp family_vidar_v7 behavioral1/memory/2628-118-0x0000000000400000-0x0000000000644000-memory.dmp family_vidar_v7 -
Detected Djvu ransomware 13 IoCs
resource yara_rule behavioral1/memory/2668-28-0x0000000001E80000-0x0000000001F9B000-memory.dmp family_djvu behavioral1/memory/2756-33-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2756-36-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2756-37-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2756-58-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1192-68-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1192-69-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1192-82-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1192-83-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1192-87-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1192-89-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1192-90-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1192-91-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Downloads MZ/PE file
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Deletes itself 1 IoCs
pid Process 1200 Process not Found -
Executes dropped EXE 6 IoCs
pid Process 2668 7E16.exe 2756 7E16.exe 1796 7E16.exe 1192 7E16.exe 1704 build2.exe 2628 build2.exe -
Loads dropped DLL 6 IoCs
pid Process 2668 7E16.exe 2756 7E16.exe 2756 7E16.exe 1796 7E16.exe 1192 7E16.exe 1192 7E16.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 2384 icacls.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\d50fe91a-b30f-4e30-aa15-2ec992b15f4b\\7E16.exe\" --AutoStart" 7E16.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.
flow ioc 8 api.2ip.ua 11 api.2ip.ua 19 api.2ip.ua -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2668 set thread context of 2756 2668 7E16.exe 34 PID 1796 set thread context of 1192 1796 7E16.exe 39 PID 1704 set thread context of 2628 1704 build2.exe 42 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5b9adba171cd2853acc8533c96e1c814.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5b9adba171cd2853acc8533c96e1c814.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5b9adba171cd2853acc8533c96e1c814.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1924 5b9adba171cd2853acc8533c96e1c814.exe 1924 5b9adba171cd2853acc8533c96e1c814.exe 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1924 5b9adba171cd2853acc8533c96e1c814.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1200 Process not Found 1200 Process not Found -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1200 Process not Found 1200 Process not Found -
Suspicious use of WriteProcessMemory 55 IoCs
description pid Process procid_target PID 1200 wrote to memory of 2692 1200 Process not Found 28 PID 1200 wrote to memory of 2692 1200 Process not Found 28 PID 1200 wrote to memory of 2692 1200 Process not Found 28 PID 2692 wrote to memory of 2524 2692 cmd.exe 30 PID 2692 wrote to memory of 2524 2692 cmd.exe 30 PID 2692 wrote to memory of 2524 2692 cmd.exe 30 PID 1200 wrote to memory of 2668 1200 Process not Found 33 PID 1200 wrote to memory of 2668 1200 Process not Found 33 PID 1200 wrote to memory of 2668 1200 Process not Found 33 PID 1200 wrote to memory of 2668 1200 Process not Found 33 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2668 wrote to memory of 2756 2668 7E16.exe 34 PID 2756 wrote to memory of 2384 2756 7E16.exe 37 PID 2756 wrote to memory of 2384 2756 7E16.exe 37 PID 2756 wrote to memory of 2384 2756 7E16.exe 37 PID 2756 wrote to memory of 2384 2756 7E16.exe 37 PID 2756 wrote to memory of 1796 2756 7E16.exe 38 PID 2756 wrote to memory of 1796 2756 7E16.exe 38 PID 2756 wrote to memory of 1796 2756 7E16.exe 38 PID 2756 wrote to memory of 1796 2756 7E16.exe 38 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1796 wrote to memory of 1192 1796 7E16.exe 39 PID 1192 wrote to memory of 1704 1192 7E16.exe 41 PID 1192 wrote to memory of 1704 1192 7E16.exe 41 PID 1192 wrote to memory of 1704 1192 7E16.exe 41 PID 1192 wrote to memory of 1704 1192 7E16.exe 41 PID 1704 wrote to memory of 2628 1704 build2.exe 42 PID 1704 wrote to memory of 2628 1704 build2.exe 42 PID 1704 wrote to memory of 2628 1704 build2.exe 42 PID 1704 wrote to memory of 2628 1704 build2.exe 42 PID 1704 wrote to memory of 2628 1704 build2.exe 42 PID 1704 wrote to memory of 2628 1704 build2.exe 42 PID 1704 wrote to memory of 2628 1704 build2.exe 42 PID 1704 wrote to memory of 2628 1704 build2.exe 42 PID 1704 wrote to memory of 2628 1704 build2.exe 42 PID 1704 wrote to memory of 2628 1704 build2.exe 42 PID 1704 wrote to memory of 2628 1704 build2.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\5b9adba171cd2853acc8533c96e1c814.exe"C:\Users\Admin\AppData\Local\Temp\5b9adba171cd2853acc8533c96e1c814.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1924
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\B23F.bat" "1⤵
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 12⤵PID:2524
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C:\Users\Admin\AppData\Local\Temp\7E16.exeC:\Users\Admin\AppData\Local\Temp\7E16.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Users\Admin\AppData\Local\Temp\7E16.exeC:\Users\Admin\AppData\Local\Temp\7E16.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2756 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\d50fe91a-b30f-4e30-aa15-2ec992b15f4b" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
PID:2384
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C:\Users\Admin\AppData\Local\Temp\7E16.exe"C:\Users\Admin\AppData\Local\Temp\7E16.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1796 -
C:\Users\Admin\AppData\Local\Temp\7E16.exe"C:\Users\Admin\AppData\Local\Temp\7E16.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1192 -
C:\Users\Admin\AppData\Local\e7e79bdb-82dc-480d-856e-8926afabdd22\build2.exe"C:\Users\Admin\AppData\Local\e7e79bdb-82dc-480d-856e-8926afabdd22\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1704 -
C:\Users\Admin\AppData\Local\e7e79bdb-82dc-480d-856e-8926afabdd22\build2.exe"C:\Users\Admin\AppData\Local\e7e79bdb-82dc-480d-856e-8926afabdd22\build2.exe"6⤵
- Executes dropped EXE
PID:2628
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Filesize1KB
MD52a34ce354af3f2d55047b79cffa5a21f
SHA1648fe2875042f6c8b9f7075f7d397d40b0f42baf
SHA25673630542dd3bfbae4c3a1eae40e327a4c6d9a18eec4ef62826fcdc7c2b63a822
SHA512a8b9f87de535d4a6cc0bf0b2621dcd2bf1b7b2a43fcae6d1cdef1da7e24e2577fb7ae4dfba6be215e260bfa8ed19f5f218a42fa06c4e4eac7b8ebd41bf91c12b
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Filesize
67KB
MD5753df6889fd7410a2e9fe333da83a429
SHA13c425f16e8267186061dd48ac1c77c122962456e
SHA256b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78
SHA5129d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Filesize724B
MD58202a1cd02e7d69597995cabbe881a12
SHA18858d9d934b7aa9330ee73de6c476acf19929ff6
SHA25658f381c3a0a0ace6321da22e40bd44a597bd98b9c9390ab9258426b5cf75a7a5
SHA51297ba9fceab995d4bef706f8deef99e06862999734ebe6a05832c710104479c6337cbf0a76e1c1e0f91566a61334dc100d837dfd049e20da765fe49def684f9c9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Filesize410B
MD58ee0e3eda0adc10516f58b3590ae253b
SHA1ab7781919dad5c8ed9234a42ba2c977c38e4d7be
SHA256459acaa515df09e684167fc2f8ee363690faa6a572bc99c4dabee4c5b81081a0
SHA512d797f4aa4ab04312cfba98c2004443ba6f79cb73779a16e95bfa016494945acd4c3d3d2cccf1d72f669124f58eb005f756655272116f89bde2f37a854155dd93
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5ab825766c15bc051a4479f2b49c0498f
SHA19ea2469cb70e92756ed5bea8a39569835d4be914
SHA256c9645149d0c55e812945441423e92fb0de7d28a188c888db2af7149dc189179e
SHA512587f4dd35e8c170c98bfbab62de5191cb72b96c562eb2d94b89f665b859eab0b14aff72e28dcbd97e0d085220e7755e56a36d719dc94ef2633c1143987f588bc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Filesize392B
MD5fd2a6a91373942e10ee3a14ead4aad66
SHA1fa5a559e372199508d2f025d32170c25f13df987
SHA2569990b51323c39036496ee9734f638738d85d2cb008ac143f0833571d9403f6db
SHA512ed6e58b123451407de456da6c4376e0991b86f9c1837d3e628e2d5f340b16ca7a59cc0f410ba143158284bd205d58a0d2e8092cee227b84de9b301551dce859e
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Filesize
736KB
MD5686acf922c225ce9d019e006fd54b4ef
SHA1b04872c5f46bf955421c4ba4c7cf40954e14170c
SHA256ba5224f8d623bd63a67b33fff7aa5cf73dea837e08b81423016b925db5125758
SHA512414b5a07ced21027000c82adff218a41b88c1ad0b19d2e851a3637841d6beda7047fa9e8a81944bed3ccdec6307ded7af0eff474dfa19873c58d033e64707014
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Filesize
77B
MD555cc761bf3429324e5a0095cab002113
SHA12cc1ef4542a4e92d4158ab3978425d517fafd16d
SHA256d6cceb3c71b80403364bf142f2fa4624ee0be36a49bac25ed45a497cf1ce9c3a
SHA51233f9f5cad22d291077787c7df510806e4ac31f453d288712595af6debe579fabed6cdf4662e46e6fa94de135b161e739f55cfae05c36c87af85ed6a6ad1c9155
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
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Filesize
175KB
MD5dd73cead4b93366cf3465c8cd32e2796
SHA174546226dfe9ceb8184651e920d1dbfb432b314e
SHA256a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22
SHA512ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63
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Filesize
448KB
MD58079d5f4516104f6c58f8f0e6cd427bc
SHA1898a4bca53d2c6696e50d1ff766b60914c031320
SHA25619d648ef85c5de7975911876f4c42780f70be1f81569c1ae784fa14fc1e2e7c9
SHA512092bf4a1b93fd9d641ffab45176780230131c803216804447658608a5f65f093ab9f198281267efcfb56d393b8ce810875084d9548ec7625ac4d0db364e85e96
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Filesize
295KB
MD547704f454af8641dac1af2e2768d7881
SHA1e3341bfdec84f69684aecde18cab2864519c7728
SHA256a6a9375dd6e3b285bc6d65536a151a47dd136aced8180492f5ed6a391edf0d64
SHA5129aea598ee30342a88fedf5eca2b104e8c5587cd284bd43229581b04497c60e6a71e5392a171a5dfbe88a2e41269434922e21c3f7f9682e2ea10b27b104606b25