Analysis
-
max time kernel
76s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
03-03-2023 17:32
Static task
static1
Behavioral task
behavioral1
Sample
8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe
Resource
win10v2004-20230220-en
General
-
Target
8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe
-
Size
547KB
-
MD5
7475bd464f8eef103abebbb78fca3b1b
-
SHA1
e68b5b74cc9f4cd62a258a70def0ccd1ff082811
-
SHA256
8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3
-
SHA512
456dceda7989ac206dc08f1431099fa3424c6337f249be4ef1ea65a7e1245a87dbbce24d53d775fb69906799c6aacd862682fbbe81eb47bc8bf14e7e8c6b6c87
-
SSDEEP
12288:7Mrgy90tLJFu6Nd8i/PtW72gpzvpfGIAcrPlgRxe+U+Em9bBl:byUFu48igyojp+I9b8xUkbr
Malware Config
Extracted
redline
rosto
hueref.eu:4162
-
auth_value
07d81eba8cad42bbd0ae60042d48eac6
Extracted
redline
foksa
hueref.eu:4162
-
auth_value
6a9b2601a21672b285de3ed41b5402e4
Signatures
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sw86Ko18bL21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sw86Ko18bL21.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sw86Ko18bL21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sw86Ko18bL21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sw86Ko18bL21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sw86Ko18bL21.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/2240-155-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-156-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-158-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-160-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-162-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-164-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-166-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-169-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-168-0x0000000004DB0000-0x0000000004DC0000-memory.dmp family_redline behavioral1/memory/2240-173-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-172-0x0000000004DB0000-0x0000000004DC0000-memory.dmp family_redline behavioral1/memory/2240-175-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-177-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-179-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-181-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-183-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-185-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-187-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-189-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-191-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-193-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-195-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-197-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-199-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-201-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-203-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-205-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-207-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-209-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-211-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-213-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-215-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-217-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-219-0x0000000002830000-0x000000000286E000-memory.dmp family_redline behavioral1/memory/2240-221-0x0000000002830000-0x000000000286E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4564 vkOC3789sN.exe 5060 sw86Ko18bL21.exe 2240 tkGD21qU17Cy.exe 4592 upVs80hz12hq.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sw86Ko18bL21.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" vkOC3789sN.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce vkOC3789sN.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Program crash 1 IoCs
pid pid_target Process procid_target 2056 2240 WerFault.exe 88 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 5060 sw86Ko18bL21.exe 5060 sw86Ko18bL21.exe 2240 tkGD21qU17Cy.exe 2240 tkGD21qU17Cy.exe 4592 upVs80hz12hq.exe 4592 upVs80hz12hq.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 5060 sw86Ko18bL21.exe Token: SeDebugPrivilege 2240 tkGD21qU17Cy.exe Token: SeDebugPrivilege 4592 upVs80hz12hq.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2148 wrote to memory of 4564 2148 8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe 84 PID 2148 wrote to memory of 4564 2148 8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe 84 PID 2148 wrote to memory of 4564 2148 8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe 84 PID 4564 wrote to memory of 5060 4564 vkOC3789sN.exe 85 PID 4564 wrote to memory of 5060 4564 vkOC3789sN.exe 85 PID 4564 wrote to memory of 2240 4564 vkOC3789sN.exe 88 PID 4564 wrote to memory of 2240 4564 vkOC3789sN.exe 88 PID 4564 wrote to memory of 2240 4564 vkOC3789sN.exe 88 PID 2148 wrote to memory of 4592 2148 8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe 92 PID 2148 wrote to memory of 4592 2148 8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe 92 PID 2148 wrote to memory of 4592 2148 8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe"C:\Users\Admin\AppData\Local\Temp\8248a99472f3defee676129bbb2a03409cb7d16b4e792dcebe1010dbbf671ae3.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkOC3789sN.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkOC3789sN.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4564 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw86Ko18bL21.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw86Ko18bL21.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5060
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkGD21qU17Cy.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkGD21qU17Cy.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2240 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 13884⤵
- Program crash
PID:2056
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\upVs80hz12hq.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\upVs80hz12hq.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4592
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2240 -ip 22401⤵PID:1692
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
-
Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
-
Filesize
402KB
MD55d851f6294c4961b887b0925f2481036
SHA15e59aeaab1802963f6fdb7128905cc5fb6ee1f0f
SHA256f1214cc0536ed2189adc761c005398f77c155cabb4d8505a615cbaf4e14fcc32
SHA512ff35b7b624fe75e0a9b6676bf544f01b1aa1a458ac53cdd7bb60e1fb5bb43f6de3150dae10b951c8a223a3e0519d3344dcf7334122ec1257781b506297326321
-
Filesize
402KB
MD55d851f6294c4961b887b0925f2481036
SHA15e59aeaab1802963f6fdb7128905cc5fb6ee1f0f
SHA256f1214cc0536ed2189adc761c005398f77c155cabb4d8505a615cbaf4e14fcc32
SHA512ff35b7b624fe75e0a9b6676bf544f01b1aa1a458ac53cdd7bb60e1fb5bb43f6de3150dae10b951c8a223a3e0519d3344dcf7334122ec1257781b506297326321
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
317KB
MD5951fa5356ac288731a279778680760cb
SHA1ec2e18c615f5818742d946582d64e32bb88dbfbb
SHA256f5f7055115e81907accaf5c574e871f2c009da8163df4d5930af1563f4f5b175
SHA512b8385866f94ab644ad455571866080250acb23cb1d19208ec58cf316524e0b6c419620622c0fe0591b1ff0e3ee5a8e50a39ed0bc4a792ba4b9b903b0ed83d1c4
-
Filesize
317KB
MD5951fa5356ac288731a279778680760cb
SHA1ec2e18c615f5818742d946582d64e32bb88dbfbb
SHA256f5f7055115e81907accaf5c574e871f2c009da8163df4d5930af1563f4f5b175
SHA512b8385866f94ab644ad455571866080250acb23cb1d19208ec58cf316524e0b6c419620622c0fe0591b1ff0e3ee5a8e50a39ed0bc4a792ba4b9b903b0ed83d1c4