Analysis
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max time kernel
110s -
max time network
123s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
25-11-2021 06:47
Static task
static1
General
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Target
d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f.exe
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Size
663KB
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MD5
9e121e4ce4bea66e6cc93857f15b5de6
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SHA1
0c6dac657b3b8483ed85b0325d9b44d91e036f53
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SHA256
d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f
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SHA512
3f180d291e792cddb0640f1c9ea025c2110f165fbcaa9d6b33316650e431c49a81788375617e598c5d1fe8ef7e85968fafa2083ab24819d51530c9c7945f7074
Malware Config
Extracted
redline
25.11
185.215.113.17:7700
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 behavioral1/memory/1032-124-0x0000000002700000-0x000000000272E000-memory.dmp family_redline behavioral1/memory/1032-129-0x0000000004B10000-0x0000000004B3C000-memory.dmp family_redline -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
dipster.exepid process 1032 dipster.exe -
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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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
dipster.exepid process 1032 dipster.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
dipster.exedescription pid process Token: SeDebugPrivilege 1032 dipster.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f.exedescription pid process target process PID 2708 wrote to memory of 1032 2708 d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f.exe dipster.exe PID 2708 wrote to memory of 1032 2708 d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f.exe dipster.exe PID 2708 wrote to memory of 1032 2708 d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f.exe dipster.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f.exe"C:\Users\Admin\AppData\Local\Temp\d9536b783f045d751ec9f649f12ef79b1287238cfcf85022dd14e0e8ba196f1f.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\blair\dipster.exedipster.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\blair\dipster.exeMD5
257225c69bce80a10227a6d158217989
SHA1eef104788d8ec248357868a1a8005308a900a87c
SHA2563a29db8c7caf9d999a35298da6afcdca99c1b64d6195abecd21962fd15dc4416
SHA5120b5451cb7597e843fb85d8c54cc6808d0a021e0176f0a525a7c2499f99faed5a7074c2884c5e15581a5bfd844f4d088836aac96aab63f3f210034dce66b30e39
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C:\Users\Admin\AppData\Roaming\blair\dipster.exeMD5
257225c69bce80a10227a6d158217989
SHA1eef104788d8ec248357868a1a8005308a900a87c
SHA2563a29db8c7caf9d999a35298da6afcdca99c1b64d6195abecd21962fd15dc4416
SHA5120b5451cb7597e843fb85d8c54cc6808d0a021e0176f0a525a7c2499f99faed5a7074c2884c5e15581a5bfd844f4d088836aac96aab63f3f210034dce66b30e39
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memory/1032-127-0x0000000004C93000-0x0000000004C94000-memory.dmpFilesize
4KB
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memory/1032-121-0x0000000002040000-0x000000000206B000-memory.dmpFilesize
172KB
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memory/1032-129-0x0000000004B10000-0x0000000004B3C000-memory.dmpFilesize
176KB
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memory/1032-141-0x0000000006760000-0x0000000006761000-memory.dmpFilesize
4KB
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memory/1032-130-0x00000000051A0000-0x00000000051A1000-memory.dmpFilesize
4KB
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memory/1032-122-0x0000000002070000-0x00000000020A9000-memory.dmpFilesize
228KB
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memory/1032-123-0x0000000000400000-0x000000000044F000-memory.dmpFilesize
316KB
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memory/1032-131-0x0000000004BF0000-0x0000000004BF1000-memory.dmpFilesize
4KB
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memory/1032-126-0x0000000004C92000-0x0000000004C93000-memory.dmpFilesize
4KB
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memory/1032-125-0x0000000004C90000-0x0000000004C91000-memory.dmpFilesize
4KB
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memory/1032-140-0x0000000006590000-0x0000000006591000-memory.dmpFilesize
4KB
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memory/1032-128-0x0000000004CA0000-0x0000000004CA1000-memory.dmpFilesize
4KB
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memory/1032-139-0x0000000005D60000-0x0000000005D61000-memory.dmpFilesize
4KB
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memory/1032-118-0x0000000000000000-mapping.dmp
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memory/1032-124-0x0000000002700000-0x000000000272E000-memory.dmpFilesize
184KB
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memory/1032-132-0x00000000057B0000-0x00000000057B1000-memory.dmpFilesize
4KB
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memory/1032-133-0x0000000004C94000-0x0000000004C96000-memory.dmpFilesize
8KB
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memory/1032-134-0x00000000058C0000-0x00000000058C1000-memory.dmpFilesize
4KB
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memory/1032-135-0x0000000005900000-0x0000000005901000-memory.dmpFilesize
4KB
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memory/1032-136-0x0000000005B80000-0x0000000005B81000-memory.dmpFilesize
4KB
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memory/1032-137-0x0000000005C70000-0x0000000005C71000-memory.dmpFilesize
4KB
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memory/1032-138-0x0000000005C40000-0x0000000005C41000-memory.dmpFilesize
4KB
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memory/2708-117-0x0000000000400000-0x0000000001C5C000-memory.dmpFilesize
24.4MB
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memory/2708-115-0x0000000001F5E000-0x0000000001FCA000-memory.dmpFilesize
432KB
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memory/2708-116-0x0000000003A80000-0x0000000003B4F000-memory.dmpFilesize
828KB