Analysis
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max time kernel
82s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
25/03/2023, 12:54
Static task
static1
Behavioral task
behavioral1
Sample
6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe
Resource
win10v2004-20230220-en
General
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Target
6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe
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Size
720KB
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MD5
1ec25110a6cb478a4d2bb2f5adedfb5f
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SHA1
92db021b75fd1f36401f536ad77385734ecc50c3
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SHA256
6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a
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SHA512
fb1a84bfd388493d7bee368dd0b21b78d1546e1aa89f78382d0cefac8ce9afd07e8d3022da5a3a7466788b032fac29e9c8d4ab46cd982dc892e6a6dd604a966d
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SSDEEP
12288:/QOgkhaGZ6WVv8YbXfPJXjgYCws1k5EnUmrAB5viOAvthHI92v+sq4CSW/:/Q/GZLj50YLs1k5ae5vi7tt2kZJCl/
Malware Config
Extracted
redline
boris
193.233.20.32:4125
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auth_value
766b5bdf6dbefcf7ca223351952fc38f
Extracted
redline
firmu
193.233.20.32:4125
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auth_value
9f3e5e35e4a3a38fc36c5a851728aa33
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr580098.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr580098.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr580098.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr580098.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr580098.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr580098.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 32 IoCs
resource yara_rule behavioral1/memory/3280-161-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-162-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-164-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-166-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-168-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-170-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-172-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-174-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-176-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-178-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-180-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-182-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-184-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-186-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-188-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-190-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-192-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-194-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-196-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-198-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-200-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-202-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-204-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-206-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-208-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-210-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-212-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-214-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-216-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-218-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-220-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline behavioral1/memory/3280-222-0x0000000004AD0000-0x0000000004B0F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1652 ziHX2692.exe 1648 jr580098.exe 3280 ku525293.exe 952 lr698188.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" jr580098.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.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\\\"" 6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ziHX2692.exe 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\\\"" ziHX2692.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Program crash 2 IoCs
pid pid_target Process procid_target 4860 3280 WerFault.exe 90 2932 5076 WerFault.exe 82 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1648 jr580098.exe 1648 jr580098.exe 3280 ku525293.exe 3280 ku525293.exe 952 lr698188.exe 952 lr698188.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1648 jr580098.exe Token: SeDebugPrivilege 3280 ku525293.exe Token: SeDebugPrivilege 952 lr698188.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 5076 wrote to memory of 1652 5076 6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe 83 PID 5076 wrote to memory of 1652 5076 6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe 83 PID 5076 wrote to memory of 1652 5076 6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe 83 PID 1652 wrote to memory of 1648 1652 ziHX2692.exe 84 PID 1652 wrote to memory of 1648 1652 ziHX2692.exe 84 PID 1652 wrote to memory of 3280 1652 ziHX2692.exe 90 PID 1652 wrote to memory of 3280 1652 ziHX2692.exe 90 PID 1652 wrote to memory of 3280 1652 ziHX2692.exe 90 PID 5076 wrote to memory of 952 5076 6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe 97 PID 5076 wrote to memory of 952 5076 6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe 97 PID 5076 wrote to memory of 952 5076 6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe"C:\Users\Admin\AppData\Local\Temp\6a511ebd58b37b5e0e9ec4ffa6a93b295ee62bf74ef86487dfb448849b3ae80a.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziHX2692.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziHX2692.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1652 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr580098.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr580098.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1648
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku525293.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku525293.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3280 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3280 -s 11324⤵
- Program crash
PID:4860
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr698188.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr698188.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:952
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 4282⤵
- Program crash
PID:2932
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3280 -ip 32801⤵PID:1880
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5076 -ip 50761⤵PID:1000
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD56b780eb9c71d7b15142e05f33765678b
SHA11b853b28e715a7c7a8e4a39567e7b22697265741
SHA2562067ab13d0198979bf52e0b0e37bc9187cb178517620826424fc3c9f41c06d76
SHA512a149005b933b4a7739cf723ee1fec219e8eb2019fbe5300a807383aae83c46e60d0fcd8f3b1f5cb8d85556ade4567db91ecdaa4fdbbc87350d5cb7b1f4274314
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Filesize
175KB
MD56b780eb9c71d7b15142e05f33765678b
SHA11b853b28e715a7c7a8e4a39567e7b22697265741
SHA2562067ab13d0198979bf52e0b0e37bc9187cb178517620826424fc3c9f41c06d76
SHA512a149005b933b4a7739cf723ee1fec219e8eb2019fbe5300a807383aae83c46e60d0fcd8f3b1f5cb8d85556ade4567db91ecdaa4fdbbc87350d5cb7b1f4274314
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Filesize
411KB
MD58d91ec84f02718c369e9f9eaab51e1ce
SHA11b0018def4b3cdadce39384d6a2e79f56fe44053
SHA256819583e33839182609181cc48b1bafc0ebab7bbb484e87a91629952d7498939e
SHA512b2eccec0af45552760fe620416eb8020f456d70a08cdea3d0f3de18de0784a9593d78743af3c51b9e7783a1b8681caaa2f55d1b71d3cc935d5f60daa97cb2b7d
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Filesize
411KB
MD58d91ec84f02718c369e9f9eaab51e1ce
SHA11b0018def4b3cdadce39384d6a2e79f56fe44053
SHA256819583e33839182609181cc48b1bafc0ebab7bbb484e87a91629952d7498939e
SHA512b2eccec0af45552760fe620416eb8020f456d70a08cdea3d0f3de18de0784a9593d78743af3c51b9e7783a1b8681caaa2f55d1b71d3cc935d5f60daa97cb2b7d
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
385KB
MD5caff184a81a985eaf2586bf5718a9034
SHA1f443603f67b615813370fbd5d936b73acd1f9bba
SHA256a29ac52c5442775c1131743f1a283bcf84da104673753887b64b2692b32c6ebb
SHA512f4eff40ac6c79739f0fe1edad8998e2577ec7c8a0b921b19f9a438dc435e38dad6d130b538a36c04ebe5dd9bd239e9da180484329c5732e5e1a19de71158e77d
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Filesize
385KB
MD5caff184a81a985eaf2586bf5718a9034
SHA1f443603f67b615813370fbd5d936b73acd1f9bba
SHA256a29ac52c5442775c1131743f1a283bcf84da104673753887b64b2692b32c6ebb
SHA512f4eff40ac6c79739f0fe1edad8998e2577ec7c8a0b921b19f9a438dc435e38dad6d130b538a36c04ebe5dd9bd239e9da180484329c5732e5e1a19de71158e77d