Analysis
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max time kernel
121s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
14/01/2024, 07:43
Static task
static1
Behavioral task
behavioral1
Sample
6548f741cb41a51f5e5373586ce6b940.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
6548f741cb41a51f5e5373586ce6b940.exe
Resource
win10v2004-20231215-en
General
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Target
6548f741cb41a51f5e5373586ce6b940.exe
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Size
271KB
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MD5
6548f741cb41a51f5e5373586ce6b940
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SHA1
291bad1c0d06c5af48005dc4eca7f76d5312845b
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SHA256
f958ce56b688316c3905d3de8770ad2f4e983b9b4824281cd285fecac12051f1
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SHA512
cd98f0379ed410890c2b2f279384c49ba7cdb82d11b5f6ed100b33c7755149893bcc2256ea2b842fbe1ad585a4e31cd752a7014f29cda036571a98ba98c9f5d8
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SSDEEP
6144:NZ/b9e1VGnTezP8KwPBVu0AlICpOgCKvZnmpz:U1mTeL8va08I+fmpz
Malware Config
Extracted
redline
@txtbaselinks
91.92.252.103:61981
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/1260-10-0x0000000000400000-0x000000000041E000-memory.dmp family_redline behavioral1/memory/1260-12-0x0000000000400000-0x000000000041E000-memory.dmp family_redline behavioral1/memory/1260-16-0x0000000000400000-0x000000000041E000-memory.dmp family_redline behavioral1/memory/1260-19-0x0000000000400000-0x000000000041E000-memory.dmp family_redline behavioral1/memory/1260-22-0x0000000000400000-0x000000000041E000-memory.dmp family_redline -
SectopRAT payload 5 IoCs
resource yara_rule behavioral1/memory/1260-10-0x0000000000400000-0x000000000041E000-memory.dmp family_sectoprat behavioral1/memory/1260-12-0x0000000000400000-0x000000000041E000-memory.dmp family_sectoprat behavioral1/memory/1260-16-0x0000000000400000-0x000000000041E000-memory.dmp family_sectoprat behavioral1/memory/1260-19-0x0000000000400000-0x000000000041E000-memory.dmp family_sectoprat behavioral1/memory/1260-22-0x0000000000400000-0x000000000041E000-memory.dmp family_sectoprat -
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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1256 set thread context of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1260 RegAsm.exe 1260 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1256 6548f741cb41a51f5e5373586ce6b940.exe Token: SeDebugPrivilege 1260 RegAsm.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 1256 wrote to memory of 1528 1256 6548f741cb41a51f5e5373586ce6b940.exe 28 PID 1256 wrote to memory of 1528 1256 6548f741cb41a51f5e5373586ce6b940.exe 28 PID 1256 wrote to memory of 1528 1256 6548f741cb41a51f5e5373586ce6b940.exe 28 PID 1256 wrote to memory of 1528 1256 6548f741cb41a51f5e5373586ce6b940.exe 28 PID 1256 wrote to memory of 1528 1256 6548f741cb41a51f5e5373586ce6b940.exe 28 PID 1256 wrote to memory of 1528 1256 6548f741cb41a51f5e5373586ce6b940.exe 28 PID 1256 wrote to memory of 1528 1256 6548f741cb41a51f5e5373586ce6b940.exe 28 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29 PID 1256 wrote to memory of 1260 1256 6548f741cb41a51f5e5373586ce6b940.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\6548f741cb41a51f5e5373586ce6b940.exe"C:\Users\Admin\AppData\Local\Temp\6548f741cb41a51f5e5373586ce6b940.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1256 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:1528
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1260
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
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Filesize
46KB
MD502d2c46697e3714e49f46b680b9a6b83
SHA184f98b56d49f01e9b6b76a4e21accf64fd319140
SHA256522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9
SHA51260348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac
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Filesize
92KB
MD5c5ab22deca134f4344148b20687651f4
SHA1c36513b27480dc2d134cefb29a44510a00ec988d
SHA2561e9bd8064ca87d8441e2702005ef8df9a3647d5542740737abb8a70be7ec9512
SHA512550f45132525e967d749106b9d3b114d17b066967527bfd5c66613d61b6f3995f87b0f3c09def19eed14b5b757f2501645b5103505d126f1dd66994f50e1257e