Analysis
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max time kernel
35s -
max time network
38s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02-12-2022 17:38
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
General
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Target
file.exe
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Size
2.3MB
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MD5
48545b3a32bc83046785f5ef2cacb8f7
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SHA1
9e8cdfd6e5497c7a5b16792824fc5c9489c559b5
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SHA256
9f8a1f56a75fcbae6a2a52fe6e74f00585e28b6aa8c02e380fb9a114d218c1d3
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SHA512
8a6c5643f27967e2998ce93ceb57c9289ea0cf63d3d673b3f3a6b0815c3e87ac52eb7d3fab108a1d1a6bb6fbd106c43c33bde1817f697eb8301ff74f2c696aa9
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SSDEEP
49152:/UFOFLvCJx9fOaBHeFLlpiS66XNhyuOGbZZbw7:/VFGJx9GtBpiSFNiGE7
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 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2108-139-0x0000000000400000-0x0000000000444000-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:
file.exedescription pid process target process PID 2064 set thread context of 2108 2064 file.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
RegAsm.exepid process 2108 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
file.exeRegAsm.exedescription pid process Token: SeDebugPrivilege 2064 file.exe Token: SeDebugPrivilege 2108 RegAsm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
file.exedescription pid process target process PID 2064 wrote to memory of 2108 2064 file.exe RegAsm.exe PID 2064 wrote to memory of 2108 2064 file.exe RegAsm.exe PID 2064 wrote to memory of 2108 2064 file.exe RegAsm.exe PID 2064 wrote to memory of 2108 2064 file.exe RegAsm.exe PID 2064 wrote to memory of 2108 2064 file.exe RegAsm.exe PID 2064 wrote to memory of 2108 2064 file.exe RegAsm.exe PID 2064 wrote to memory of 2108 2064 file.exe RegAsm.exe PID 2064 wrote to memory of 2108 2064 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 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/2064-132-0x0000000000FB0000-0x00000000011FE000-memory.dmpFilesize
2.3MB
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memory/2064-133-0x0000000006040000-0x00000000065E4000-memory.dmpFilesize
5.6MB
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memory/2064-134-0x0000000005D70000-0x0000000005E02000-memory.dmpFilesize
584KB
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memory/2064-135-0x0000000005D60000-0x0000000005D6A000-memory.dmpFilesize
40KB
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memory/2064-136-0x0000000006C50000-0x0000000006C72000-memory.dmpFilesize
136KB
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memory/2064-137-0x0000000040380000-0x00000000403E6000-memory.dmpFilesize
408KB
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memory/2108-138-0x0000000000000000-mapping.dmp
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memory/2108-139-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/2108-140-0x000000000B610000-0x000000000BC28000-memory.dmpFilesize
6.1MB
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memory/2108-141-0x000000000B090000-0x000000000B0A2000-memory.dmpFilesize
72KB
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memory/2108-142-0x000000000B1C0000-0x000000000B2CA000-memory.dmpFilesize
1.0MB
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memory/2108-143-0x000000000B0F0000-0x000000000B12C000-memory.dmpFilesize
240KB
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memory/2108-144-0x000000000C0D0000-0x000000000C146000-memory.dmpFilesize
472KB
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memory/2108-145-0x000000000C790000-0x000000000C7AE000-memory.dmpFilesize
120KB
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memory/2108-146-0x000000000CC00000-0x000000000CDC2000-memory.dmpFilesize
1.8MB
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memory/2108-147-0x000000000DB10000-0x000000000E03C000-memory.dmpFilesize
5.2MB
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memory/2108-148-0x000000000CB50000-0x000000000CBA0000-memory.dmpFilesize
320KB