Analysis
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max time kernel
135s -
max time network
149s -
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, 18:46
Static task
static1
Behavioral task
behavioral1
Sample
cac29d98c691e136e16be2f6b702eeb70d0d8b603c95a4b367b62b76fe69ba97.exe
Resource
win10v2004-20241007-en
General
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Target
cac29d98c691e136e16be2f6b702eeb70d0d8b603c95a4b367b62b76fe69ba97.exe
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Size
794KB
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MD5
3f7e72084b1ba82e3c3e42d5192b17d1
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SHA1
235ccde444b3dcb95531294d8fe14972e550ca06
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SHA256
cac29d98c691e136e16be2f6b702eeb70d0d8b603c95a4b367b62b76fe69ba97
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SHA512
94aa7d0aa270dc2f9a3eb27ae382a8d2170bc8ae3a8a1aa3c37deb8c552e7e7071c290cffd1c754687eb27536ab7cb7b49543c114699f24d6c1de490cd6f3710
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SSDEEP
12288:by90U2mfM5xemW8fDWvIYinnepBrR5Iw67PcnJnepWzn18usU90MrX36GA:byacM5SQdnOR/67EnYpWrCenXqGA
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/2188-2168-0x00000000059C0000-0x00000000059F2000-memory.dmp family_redline behavioral1/files/0x000d000000023b20-2173.dat family_redline behavioral1/memory/5224-2181-0x0000000000C60000-0x0000000000C8E000-memory.dmp family_redline behavioral1/files/0x0007000000023c69-2193.dat family_redline behavioral1/memory/6048-2195-0x00000000005A0000-0x00000000005D0000-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 m09662261.exe -
Executes dropped EXE 4 IoCs
pid Process 4500 x01484465.exe 2188 m09662261.exe 5224 1.exe 6048 n88209898.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\\\"" cac29d98c691e136e16be2f6b702eeb70d0d8b603c95a4b367b62b76fe69ba97.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\\\"" x01484465.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 5708 2188 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 cac29d98c691e136e16be2f6b702eeb70d0d8b603c95a4b367b62b76fe69ba97.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language x01484465.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language m09662261.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language n88209898.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2188 m09662261.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1096 wrote to memory of 4500 1096 cac29d98c691e136e16be2f6b702eeb70d0d8b603c95a4b367b62b76fe69ba97.exe 83 PID 1096 wrote to memory of 4500 1096 cac29d98c691e136e16be2f6b702eeb70d0d8b603c95a4b367b62b76fe69ba97.exe 83 PID 1096 wrote to memory of 4500 1096 cac29d98c691e136e16be2f6b702eeb70d0d8b603c95a4b367b62b76fe69ba97.exe 83 PID 4500 wrote to memory of 2188 4500 x01484465.exe 84 PID 4500 wrote to memory of 2188 4500 x01484465.exe 84 PID 4500 wrote to memory of 2188 4500 x01484465.exe 84 PID 2188 wrote to memory of 5224 2188 m09662261.exe 88 PID 2188 wrote to memory of 5224 2188 m09662261.exe 88 PID 2188 wrote to memory of 5224 2188 m09662261.exe 88 PID 4500 wrote to memory of 6048 4500 x01484465.exe 92 PID 4500 wrote to memory of 6048 4500 x01484465.exe 92 PID 4500 wrote to memory of 6048 4500 x01484465.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\cac29d98c691e136e16be2f6b702eeb70d0d8b603c95a4b367b62b76fe69ba97.exe"C:\Users\Admin\AppData\Local\Temp\cac29d98c691e136e16be2f6b702eeb70d0d8b603c95a4b367b62b76fe69ba97.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1096 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x01484465.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x01484465.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4500 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m09662261.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m09662261.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2188 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5224
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 11764⤵
- Program crash
PID:5708
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n88209898.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n88209898.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:6048
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2188 -ip 21881⤵PID:5632
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
590KB
MD5ace8d38dc1535046d2069b8ffaaa818b
SHA1bf973793ec4aa50f1e62a4631daaf532dc0bbe21
SHA2569089fdf38341319d35ad55d16f5c61732bc7af000fa3d255af926758ee38dae3
SHA512a91e7350d9891aefab3ebb0aba6d2ad59af9173a5dff1c72ad148e5aa6303dbde61b9b7de4d26362a97203e4627ff626242dcd6a1f6667af1e182f1955d24e8b
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Filesize
530KB
MD59fa5b486def73ada5b15c9812844837e
SHA10ecfebce19e5c4dce1429bd03b409db46908d41f
SHA25608bf541434902103e604f6549e7eb8098e4e98e3e5ff750b7e2799daadf76994
SHA512ca8e0dde834601a33336898fd8360d2bf83a7b934c0fef5fe2d801124e816481bbeb0bcccee78fc836d1a0746b4fcaefc8e526c40e72b9260907a0d5f8373f61
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Filesize
168KB
MD54f1c60682cbacd34667581d47211be36
SHA1d81efe73f3113ff68c9ba64a49fd590ff34a8bd5
SHA25607e40175bbea1312562b1b14c1505e0dbc7a533a2510b85a08a5a425e84a9efe
SHA51290db27c42dbe79ff5f100df7d7bed6b24670eee4c3a434af1efdf9a603e6d63f9e3b52cf5bd1a0fe9e0094c50bada081c9311f295f52c85b80255df260f46c2f
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Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf