Analysis
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max time kernel
135s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 07:26
Static task
static1
Behavioral task
behavioral1
Sample
8dc008f95257bc8aa58e9c32d47b71787f84d0ad71dd00123a79003ccccc19d5.exe
Resource
win10v2004-20241007-en
General
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Target
8dc008f95257bc8aa58e9c32d47b71787f84d0ad71dd00123a79003ccccc19d5.exe
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Size
850KB
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MD5
70a959aa1460e9704c432efe96be5a89
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SHA1
14ae237603efe0e5a0a5083bbb1b32ecca50fe44
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SHA256
8dc008f95257bc8aa58e9c32d47b71787f84d0ad71dd00123a79003ccccc19d5
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SHA512
e081e7cab3d4f6fbaecc796ca3aa63b5bf1a34ed9384bb7bb5147aa340320c424824a9dfafc618cffe9f5cf634239701a775be55b0955c45dd89e8f8d832c1ab
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SSDEEP
12288:8y90q9IO2fsXUhXDgux1BkFezWeLd+snT2AZFOgU39Xee7U+5yeMtaDpomcrS/:8y99IO20Uh7xfssSVS4Us39
Malware Config
Extracted
redline
gena
185.161.248.73:4164
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auth_value
d05bf43eef533e262271449829751d07
Extracted
redline
dante
185.161.248.73:4164
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auth_value
f4066af6b8a6f23125c8ee48288a3f90
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 5 IoCs
resource yara_rule behavioral1/memory/728-2169-0x0000000005630000-0x0000000005662000-memory.dmp family_redline behavioral1/files/0x000e000000023add-2174.dat family_redline behavioral1/memory/3160-2182-0x0000000000F30000-0x0000000000F5E000-memory.dmp family_redline behavioral1/files/0x000a000000023b98-2194.dat family_redline behavioral1/memory/4144-2196-0x0000000000BD0000-0x0000000000C00000-memory.dmp family_redline -
Redline family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation p77896012.exe -
Executes dropped EXE 4 IoCs
pid Process 1812 y64236387.exe 728 p77896012.exe 3160 1.exe 4144 r47775258.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process 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\\\"" 8dc008f95257bc8aa58e9c32d47b71787f84d0ad71dd00123a79003ccccc19d5.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\\\"" y64236387.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2420 728 WerFault.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language r47775258.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8dc008f95257bc8aa58e9c32d47b71787f84d0ad71dd00123a79003ccccc19d5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language y64236387.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language p77896012.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 728 p77896012.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3616 wrote to memory of 1812 3616 8dc008f95257bc8aa58e9c32d47b71787f84d0ad71dd00123a79003ccccc19d5.exe 83 PID 3616 wrote to memory of 1812 3616 8dc008f95257bc8aa58e9c32d47b71787f84d0ad71dd00123a79003ccccc19d5.exe 83 PID 3616 wrote to memory of 1812 3616 8dc008f95257bc8aa58e9c32d47b71787f84d0ad71dd00123a79003ccccc19d5.exe 83 PID 1812 wrote to memory of 728 1812 y64236387.exe 84 PID 1812 wrote to memory of 728 1812 y64236387.exe 84 PID 1812 wrote to memory of 728 1812 y64236387.exe 84 PID 728 wrote to memory of 3160 728 p77896012.exe 89 PID 728 wrote to memory of 3160 728 p77896012.exe 89 PID 728 wrote to memory of 3160 728 p77896012.exe 89 PID 1812 wrote to memory of 4144 1812 y64236387.exe 93 PID 1812 wrote to memory of 4144 1812 y64236387.exe 93 PID 1812 wrote to memory of 4144 1812 y64236387.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\8dc008f95257bc8aa58e9c32d47b71787f84d0ad71dd00123a79003ccccc19d5.exe"C:\Users\Admin\AppData\Local\Temp\8dc008f95257bc8aa58e9c32d47b71787f84d0ad71dd00123a79003ccccc19d5.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3616 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y64236387.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y64236387.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p77896012.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p77896012.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:728 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3160
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 728 -s 15044⤵
- Program crash
PID:2420
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r47775258.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r47775258.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4144
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 728 -ip 7281⤵PID:3992
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
569KB
MD54f36940b315b251405c63e424c2198ba
SHA1bd5e15e65ec49ea926eb8323332026ffda85b57f
SHA256ef682c653831bb6954c1fd48064c3797d5ed91628ef135c68174b504f69288c2
SHA5121c5ea32356aef33a0eae5c62422d041410454aa6d866ddab5ca5ace46a0bf6e71824a958532eab8b2bcbefce7b987fffcf5b5560ad10940b743d77305755867c
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Filesize
479KB
MD52dba8d1d029874ef676393873c6fc831
SHA1dc3b4756ecc958859f058f6a3e75f4d013e65206
SHA25682acb9865f858b751dddb42d33f186d38d78c43cbdfc6baa92faf4a39c4fba28
SHA5129fdc4b745597d4751a71ff2798e4cc55cf370f60a3ff5e7528a8524a5a04ae25e2d07ccec6a4b1c33d1b5f9f9664666522532a1526599b1173fabdc61118089e
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Filesize
169KB
MD5f651632a07a7f2e6d680de62692fb640
SHA1427749c304d644e54da82fbd6f851618564f07ce
SHA2562ba312999a6697658e52ab04c9748eac32aa93d88d23ff7e145a6705d54eed07
SHA5128606790bf0a3ec80817444dfa4378e24be410ea95b35f47d5d37fb562c5edfd8a9b3984a246dc4f4f85fb4d240438c326075c56352536cf6abc39256e24a1611
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Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf