Analysis
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max time kernel
136s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2024 04:56
Static task
static1
Behavioral task
behavioral1
Sample
185189c20d352feffc5ba12be87726b85b11232e4f241d24e67bb0b435b38167.exe
Resource
win10v2004-20241007-en
General
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Target
185189c20d352feffc5ba12be87726b85b11232e4f241d24e67bb0b435b38167.exe
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Size
890KB
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MD5
be40e5ba0ed3878afeb4de6db7780f61
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SHA1
ed2c1c81730ab795789498b582288bdc12079df0
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SHA256
185189c20d352feffc5ba12be87726b85b11232e4f241d24e67bb0b435b38167
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SHA512
9c613a8ac46ca8c059828493338ce72f0deb23f53f28a5f2bae86dc895c9a7b30ae5924fe2fb5434eeebd06cd4f0a30dbf3efd0ff0202d72f618930ec84a29a6
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SSDEEP
12288:my90jsYtUKOnupnnr2UrR5Vwn7PwhAnen7zI98uWWyTtT9uZdl3u1iD1RHFUsQU:myKPUKcupnRRAn7Ihfn7MagDzrlzA
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/4876-2168-0x00000000059C0000-0x00000000059F2000-memory.dmp family_redline behavioral1/files/0x000d000000023ae0-2173.dat family_redline behavioral1/memory/3928-2181-0x0000000000650000-0x000000000067E000-memory.dmp family_redline behavioral1/files/0x0009000000023ba6-2192.dat family_redline behavioral1/memory/5768-2194-0x00000000003C0000-0x00000000003F0000-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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation p21270589.exe -
Executes dropped EXE 4 IoCs
pid Process 692 y62547840.exe 4876 p21270589.exe 3928 1.exe 5768 r44931127.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\\\"" 185189c20d352feffc5ba12be87726b85b11232e4f241d24e67bb0b435b38167.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\\\"" y62547840.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 5544 4876 WerFault.exe 85 -
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 r44931127.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 185189c20d352feffc5ba12be87726b85b11232e4f241d24e67bb0b435b38167.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language y62547840.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language p21270589.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4876 p21270589.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3028 wrote to memory of 692 3028 185189c20d352feffc5ba12be87726b85b11232e4f241d24e67bb0b435b38167.exe 83 PID 3028 wrote to memory of 692 3028 185189c20d352feffc5ba12be87726b85b11232e4f241d24e67bb0b435b38167.exe 83 PID 3028 wrote to memory of 692 3028 185189c20d352feffc5ba12be87726b85b11232e4f241d24e67bb0b435b38167.exe 83 PID 692 wrote to memory of 4876 692 y62547840.exe 85 PID 692 wrote to memory of 4876 692 y62547840.exe 85 PID 692 wrote to memory of 4876 692 y62547840.exe 85 PID 4876 wrote to memory of 3928 4876 p21270589.exe 89 PID 4876 wrote to memory of 3928 4876 p21270589.exe 89 PID 4876 wrote to memory of 3928 4876 p21270589.exe 89 PID 692 wrote to memory of 5768 692 y62547840.exe 95 PID 692 wrote to memory of 5768 692 y62547840.exe 95 PID 692 wrote to memory of 5768 692 y62547840.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\185189c20d352feffc5ba12be87726b85b11232e4f241d24e67bb0b435b38167.exe"C:\Users\Admin\AppData\Local\Temp\185189c20d352feffc5ba12be87726b85b11232e4f241d24e67bb0b435b38167.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3028 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y62547840.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y62547840.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:692 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p21270589.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p21270589.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4876 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3928
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4876 -s 13844⤵
- Program crash
PID:5544
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r44931127.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r44931127.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5768
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4876 -ip 48761⤵PID:5408
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
590KB
MD53c723cb7a472fe2e296c8b4343fbbc4a
SHA159fb07b6420bd2633d011fed684b2c11d897eb18
SHA25634c9c531f9c3136b65e6c8230acc530345599bb6cc6f57867b8e1c18bc51ac0c
SHA5124ef07bf4c3a5a5dc5e7898c9ed1242eb1acdb7773df329cb5e041dc4000a4c68bd892eff9effe1c5c05419653f3938cc51701e17a270b42e5d480ecff858d117
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Filesize
530KB
MD5ab81a75a308e139398265dd6e5d5d67c
SHA126df0a2f48c744d104406c4e7a922c133ca67eb9
SHA256e0f094918601c31a3679d20bc317726c4d83f47cde05147eca200ff25fa1e952
SHA512a66fa86309ee5ddf330f4c2af57c15b4fbb12efec66200201f60d548393b7bbe0361f562998332a002807998aad4096f2e3c1f0826eb6d553a3a79762d1b6bce
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Filesize
168KB
MD5462da13beca3748b9fcef51f649a6461
SHA1377c47118a492f4718a40bda80517f008aebc049
SHA256e634580bf77b862ea09816b47ce80863154f4329d61f939d5af805b0fbd3ccbc
SHA51257725a1b2d78464f8404d4d3be4a1eee94e2f05ee763f148f45052cd25c2b1fc98640fc0e7389bae42bd445aec0752c6ceff76880dfeb662c05e29c4134234c4
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Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf