Analysis
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max time kernel
124s -
max time network
163s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
13-12-2021 20:09
Static task
static1
Behavioral task
behavioral1
Sample
a8aaf380bd17bb07032a47fbd3ef277f.exe
Resource
win7-en-20211208
General
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Target
a8aaf380bd17bb07032a47fbd3ef277f.exe
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Size
529KB
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MD5
a8aaf380bd17bb07032a47fbd3ef277f
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SHA1
f475fce4b83b0a2b317b4a541c3788205a835804
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SHA256
4f941f52e17cd7ae054b7ff995cee4dbd5c2181001e997577d4e1f24f1e980a8
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SHA512
4da8d2c22a18a4cc0c2e938a428b64d1016e5f07a06831d25e64f658c6ff3c15cdd699184f8ea0f5dabbc0fee530a462508ebdc68890e6e3a171859da7132e9f
Malware Config
Extracted
redline
10
5.135.19.154:21704
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 2 IoCs
Processes:
resource yara_rule behavioral2/memory/3328-124-0x0000000000400000-0x0000000000420000-memory.dmp family_redline behavioral2/memory/3328-125-0x0000000000418FCA-mapping.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:
a8aaf380bd17bb07032a47fbd3ef277f.exedescription pid process target process PID 2616 set thread context of 3328 2616 a8aaf380bd17bb07032a47fbd3ef277f.exe a8aaf380bd17bb07032a47fbd3ef277f.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
a8aaf380bd17bb07032a47fbd3ef277f.exepid process 3328 a8aaf380bd17bb07032a47fbd3ef277f.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
a8aaf380bd17bb07032a47fbd3ef277f.exea8aaf380bd17bb07032a47fbd3ef277f.exedescription pid process Token: SeDebugPrivilege 2616 a8aaf380bd17bb07032a47fbd3ef277f.exe Token: SeDebugPrivilege 3328 a8aaf380bd17bb07032a47fbd3ef277f.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
a8aaf380bd17bb07032a47fbd3ef277f.exedescription pid process target process PID 2616 wrote to memory of 3328 2616 a8aaf380bd17bb07032a47fbd3ef277f.exe a8aaf380bd17bb07032a47fbd3ef277f.exe PID 2616 wrote to memory of 3328 2616 a8aaf380bd17bb07032a47fbd3ef277f.exe a8aaf380bd17bb07032a47fbd3ef277f.exe PID 2616 wrote to memory of 3328 2616 a8aaf380bd17bb07032a47fbd3ef277f.exe a8aaf380bd17bb07032a47fbd3ef277f.exe PID 2616 wrote to memory of 3328 2616 a8aaf380bd17bb07032a47fbd3ef277f.exe a8aaf380bd17bb07032a47fbd3ef277f.exe PID 2616 wrote to memory of 3328 2616 a8aaf380bd17bb07032a47fbd3ef277f.exe a8aaf380bd17bb07032a47fbd3ef277f.exe PID 2616 wrote to memory of 3328 2616 a8aaf380bd17bb07032a47fbd3ef277f.exe a8aaf380bd17bb07032a47fbd3ef277f.exe PID 2616 wrote to memory of 3328 2616 a8aaf380bd17bb07032a47fbd3ef277f.exe a8aaf380bd17bb07032a47fbd3ef277f.exe PID 2616 wrote to memory of 3328 2616 a8aaf380bd17bb07032a47fbd3ef277f.exe a8aaf380bd17bb07032a47fbd3ef277f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a8aaf380bd17bb07032a47fbd3ef277f.exe"C:\Users\Admin\AppData\Local\Temp\a8aaf380bd17bb07032a47fbd3ef277f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2616 -
C:\Users\Admin\AppData\Local\Temp\a8aaf380bd17bb07032a47fbd3ef277f.exeC:\Users\Admin\AppData\Local\Temp\a8aaf380bd17bb07032a47fbd3ef277f.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3328
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a8aaf380bd17bb07032a47fbd3ef277f.exe.logMD5
41fbed686f5700fc29aaccf83e8ba7fd
SHA15271bc29538f11e42a3b600c8dc727186e912456
SHA256df4e9d012687cdabd15e86bf37be15d6c822e1f50dde530a02468f0006586437
SHA512234b2235c1ced25810a4121c5eabcbf9f269e82c126a1adc363ee34478173f8b462e90eb53f5f11533641663350b90ec1e2360fd805b10c041fab12f4da7a034
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memory/2616-117-0x0000000000B40000-0x0000000000B41000-memory.dmpFilesize
4KB
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memory/2616-120-0x0000000002E20000-0x0000000002E21000-memory.dmpFilesize
4KB
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memory/2616-119-0x00000000054F0000-0x00000000054F1000-memory.dmpFilesize
4KB
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memory/2616-121-0x00000000053F0000-0x00000000053F1000-memory.dmpFilesize
4KB
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memory/2616-122-0x0000000005390000-0x0000000005391000-memory.dmpFilesize
4KB
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memory/2616-123-0x0000000005B90000-0x0000000005B91000-memory.dmpFilesize
4KB
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memory/3328-130-0x00000000057D0000-0x00000000057D1000-memory.dmpFilesize
4KB
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memory/3328-128-0x0000000005C30000-0x0000000005C31000-memory.dmpFilesize
4KB
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memory/3328-129-0x00000000056A0000-0x00000000056A1000-memory.dmpFilesize
4KB
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memory/3328-125-0x0000000000418FCA-mapping.dmp
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memory/3328-131-0x0000000005700000-0x0000000005701000-memory.dmpFilesize
4KB
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memory/3328-132-0x0000000005620000-0x0000000005C26000-memory.dmpFilesize
6.0MB
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memory/3328-133-0x0000000005740000-0x0000000005741000-memory.dmpFilesize
4KB
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memory/3328-134-0x0000000007900000-0x0000000007901000-memory.dmpFilesize
4KB
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memory/3328-136-0x0000000007FA0000-0x0000000007FA1000-memory.dmpFilesize
4KB
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memory/3328-139-0x0000000008430000-0x0000000008431000-memory.dmpFilesize
4KB
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memory/3328-140-0x0000000009330000-0x0000000009331000-memory.dmpFilesize
4KB
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memory/3328-141-0x0000000009A30000-0x0000000009A31000-memory.dmpFilesize
4KB
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memory/3328-124-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB