Analysis
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max time kernel
49s -
max time network
59s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
23-07-2022 10:26
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20220721-en
General
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Target
tmp.exe
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Size
374KB
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MD5
ca9ae557fdca0afb5911b5ce62d200ef
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SHA1
0816a2ab976b9be91f7587eaddca610e59feed14
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SHA256
7fa1004ce473bdc7304da7580775a50ba57c0225e91362e868c2df2a60588cc3
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SHA512
2f2f4efefbb1e764c44ae1fe40c3f2b4fb80ba1a1fc74ca29cf038c051d287dc08617dc72394619fa1528438a38d180ef7c4bd1d70383cc3feb322473e9127b5
Malware Config
Extracted
redline
TPB-ACTIVATOR
amrican-sport-live-stream.cc:4581
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auth_value
df7c91432437b11d8f25d54ba7832b8d
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/2796-138-0x0000000000400000-0x0000000000444000-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 4212 set thread context of 2796 4212 tmp.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
Processes:
tmp.exeRegAsm.exepid process 4212 tmp.exe 4212 tmp.exe 4212 tmp.exe 4212 tmp.exe 4212 tmp.exe 4212 tmp.exe 4212 tmp.exe 4212 tmp.exe 4212 tmp.exe 4212 tmp.exe 2796 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
tmp.exeRegAsm.exedescription pid process Token: SeDebugPrivilege 4212 tmp.exe Token: SeDebugPrivilege 2796 RegAsm.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
tmp.exedescription pid process target process PID 4212 wrote to memory of 4996 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 4996 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 4996 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2928 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2928 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2928 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2796 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2796 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2796 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2796 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2796 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2796 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2796 4212 tmp.exe RegAsm.exe PID 4212 wrote to memory of 2796 4212 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⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe2⤵
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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/2796-142-0x000000000ADA0000-0x000000000ADDC000-memory.dmpFilesize
240KB
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memory/2796-143-0x000000000BD60000-0x000000000BDD6000-memory.dmpFilesize
472KB
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memory/2796-139-0x000000000B2A0000-0x000000000B8B8000-memory.dmpFilesize
6.1MB
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memory/2796-140-0x000000000AD40000-0x000000000AD52000-memory.dmpFilesize
72KB
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memory/2796-138-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/2796-146-0x000000000DBF0000-0x000000000E11C000-memory.dmpFilesize
5.2MB
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memory/2796-137-0x0000000000000000-mapping.dmp
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memory/2796-147-0x000000000C870000-0x000000000C8C0000-memory.dmpFilesize
320KB
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memory/2796-145-0x000000000D4F0000-0x000000000D6B2000-memory.dmpFilesize
1.8MB
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memory/2796-144-0x000000000C420000-0x000000000C43E000-memory.dmpFilesize
120KB
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memory/2796-141-0x000000000AE70000-0x000000000AF7A000-memory.dmpFilesize
1.0MB
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memory/2928-136-0x0000000000000000-mapping.dmp
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memory/4212-132-0x0000000004DE0000-0x0000000004E72000-memory.dmpFilesize
584KB
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memory/4212-130-0x00000000004B0000-0x0000000000512000-memory.dmpFilesize
392KB
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memory/4212-133-0x0000000004D70000-0x0000000004D7A000-memory.dmpFilesize
40KB
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memory/4212-131-0x00000000054F0000-0x0000000005A94000-memory.dmpFilesize
5.6MB
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memory/4212-134-0x0000000038090000-0x00000000380F6000-memory.dmpFilesize
408KB
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memory/4996-135-0x0000000000000000-mapping.dmp