Analysis
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max time kernel
154s -
max time network
168s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
01-08-2022 18:25
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20220721-en
General
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Target
tmp.exe
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Size
784KB
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MD5
43089a1a50b1981a4dba7959e31e62f1
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SHA1
c8db527eba66719e365672a17bd1eddc2085de9a
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SHA256
4fb57da6d703e8bebfdd51b7f579fb36127eee300880eeb5ca2be3f00cce154e
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SHA512
2777758eff7684d51ca8bc060f0652c14ef6999375061262acb5a741a2c927cfefe46bbbe733530777bd1d08893cce8e7f0631e157ff2069f6c75c5f3624b0fa
Malware Config
Extracted
redline
TORRENTOLD
amrican-sport-live-stream.cc:4581
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auth_value
74e1b58bf920611f04c0e3919954fe05
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 6 IoCs
Processes:
resource yara_rule behavioral1/memory/2008-61-0x0000000000400000-0x0000000000444000-memory.dmp family_redline behavioral1/memory/2008-60-0x0000000000400000-0x0000000000444000-memory.dmp family_redline behavioral1/memory/2008-63-0x000000000043E76E-mapping.dmp family_redline behavioral1/memory/2008-62-0x0000000000400000-0x0000000000444000-memory.dmp family_redline behavioral1/memory/2008-65-0x0000000000400000-0x0000000000444000-memory.dmp family_redline behavioral1/memory/2008-67-0x0000000000400000-0x0000000000444000-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:
tmp.exedescription pid process target process PID 2028 set thread context of 2008 2028 tmp.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
tmp.exeRegAsm.exepid process 2028 tmp.exe 2028 tmp.exe 2008 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
tmp.exeRegAsm.exedescription pid process Token: SeDebugPrivilege 2028 tmp.exe Token: SeDebugPrivilege 2008 RegAsm.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
tmp.exedescription pid process target process PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe PID 2028 wrote to memory of 2008 2028 tmp.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2008-60-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/2008-57-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/2008-58-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/2008-61-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/2008-63-0x000000000043E76E-mapping.dmp
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memory/2008-62-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/2008-65-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/2008-67-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/2008-68-0x0000000075D01000-0x0000000075D03000-memory.dmpFilesize
8KB
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memory/2008-69-0x0000000000320000-0x0000000000326000-memory.dmpFilesize
24KB
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memory/2028-55-0x0000000000590000-0x0000000000600000-memory.dmpFilesize
448KB
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memory/2028-56-0x0000000000E50000-0x0000000000EE2000-memory.dmpFilesize
584KB
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memory/2028-54-0x0000000000EF0000-0x0000000000FBA000-memory.dmpFilesize
808KB