Analysis
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max time kernel
143s -
max time network
107s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2024 15:53
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20240426-en
General
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Target
file.exe
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Size
527KB
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MD5
144e3fc197d288b006018a06681636eb
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SHA1
82bc88c1799ade03d1dcecb8b13653c0aa90f475
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SHA256
75997a0972431bc5e7a704b53cd1a000bf6f1f51c31f2ef32b3af38f120ccfce
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SHA512
def371308bbde6c659c4b72a5d144bb9149931ec985ae2ccfe68cbb7acc6d15446cb917e4799908dfa4b65dae77a01980c5f52e6f80a3d39586039827d03cb40
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SSDEEP
12288:vJYO+vkfgJbreygSCTUPAKRccEedsTm0eynOpWcDMvH0Xp:vJYmfgdRwedsTTPnfcDMvU
Malware Config
Extracted
redline
LogsDiller Cloud (TG: @logsdillabot)
5.42.65.77:6541
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 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2788-2-0x0000000000400000-0x0000000000452000-memory.dmp family_redline -
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
Processes:
file.exedescription pid process target process PID 2684 set thread context of 2788 2684 file.exe RegAsm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Processes:
RegAsm.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064 RegAsm.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064\Blob = 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 RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
RegAsm.exepid process 2788 RegAsm.exe 2788 RegAsm.exe 2788 RegAsm.exe 2788 RegAsm.exe 2788 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 2788 RegAsm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
file.exedescription pid process target process PID 2684 wrote to memory of 2788 2684 file.exe RegAsm.exe PID 2684 wrote to memory of 2788 2684 file.exe RegAsm.exe PID 2684 wrote to memory of 2788 2684 file.exe RegAsm.exe PID 2684 wrote to memory of 2788 2684 file.exe RegAsm.exe PID 2684 wrote to memory of 2788 2684 file.exe RegAsm.exe PID 2684 wrote to memory of 2788 2684 file.exe RegAsm.exe PID 2684 wrote to memory of 2788 2684 file.exe RegAsm.exe PID 2684 wrote to memory of 2788 2684 file.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2684 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2788
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD51420d30f964eac2c85b2ccfe968eebce
SHA1bdf9a6876578a3e38079c4f8cf5d6c79687ad750
SHA256f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
SHA5126fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8