Analysis
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max time kernel
110s -
max time network
119s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
25-11-2021 04:22
Static task
static1
General
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Target
dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d.exe
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Size
664KB
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MD5
185374dcdee135f8a97c7cf0b1050741
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SHA1
d5e4456aecb78814e256f5919cc77f951b6e5def
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SHA256
dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d
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SHA512
011f797733d333b6ad201f2bd1e539128886c9c4e4e54af3d4e18f39f196ff99302984b917744415139ea932d1435f7ffdd397498829cd0243744aa650b6d2b3
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/4576-124-0x0000000002510000-0x000000000253E000-memory.dmp family_redline behavioral1/memory/4576-129-0x0000000005020000-0x000000000504C000-memory.dmp family_redline -
suricata: ET MALWARE AutoHotkey Downloader Checkin via IPLogger
suricata: ET MALWARE AutoHotkey Downloader Checkin via IPLogger
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suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
dipster.exepid process 4576 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:
dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
dipster.exepid process 4576 dipster.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
dipster.exedescription pid process Token: SeDebugPrivilege 4576 dipster.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d.exedescription pid process target process PID 4312 wrote to memory of 4576 4312 dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d.exe dipster.exe PID 4312 wrote to memory of 4576 4312 dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d.exe dipster.exe PID 4312 wrote to memory of 4576 4312 dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d.exe dipster.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d.exe"C:\Users\Admin\AppData\Local\Temp\dfa9c96817dc588064dadbce318dc28b6d227dd01620f578d6908cd250ca764d.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/4312-116-0x00000000039A0000-0x0000000003A6F000-memory.dmpFilesize
828KB
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memory/4312-117-0x0000000000400000-0x0000000001C5C000-memory.dmpFilesize
24.4MB
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memory/4312-115-0x0000000001ECE000-0x0000000001F3A000-memory.dmpFilesize
432KB
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memory/4576-127-0x0000000004B12000-0x0000000004B13000-memory.dmpFilesize
4KB
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memory/4576-131-0x0000000005710000-0x0000000005711000-memory.dmpFilesize
4KB
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memory/4576-121-0x00000000005B0000-0x00000000005DB000-memory.dmpFilesize
172KB
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memory/4576-123-0x0000000000400000-0x000000000044F000-memory.dmpFilesize
316KB
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memory/4576-124-0x0000000002510000-0x000000000253E000-memory.dmpFilesize
184KB
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memory/4576-125-0x0000000004B20000-0x0000000004B21000-memory.dmpFilesize
4KB
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memory/4576-126-0x0000000004B10000-0x0000000004B11000-memory.dmpFilesize
4KB
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memory/4576-118-0x0000000000000000-mapping.dmp
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memory/4576-128-0x0000000004B13000-0x0000000004B14000-memory.dmpFilesize
4KB
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memory/4576-129-0x0000000005020000-0x000000000504C000-memory.dmpFilesize
176KB
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memory/4576-130-0x0000000005080000-0x0000000005081000-memory.dmpFilesize
4KB
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memory/4576-122-0x0000000001F70000-0x0000000001FA9000-memory.dmpFilesize
228KB
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memory/4576-132-0x0000000005740000-0x0000000005741000-memory.dmpFilesize
4KB
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memory/4576-133-0x0000000004B14000-0x0000000004B16000-memory.dmpFilesize
8KB
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memory/4576-134-0x0000000005890000-0x0000000005891000-memory.dmpFilesize
4KB
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memory/4576-135-0x00000000058E0000-0x00000000058E1000-memory.dmpFilesize
4KB
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memory/4576-136-0x0000000005B80000-0x0000000005B81000-memory.dmpFilesize
4KB
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memory/4576-137-0x0000000006240000-0x0000000006241000-memory.dmpFilesize
4KB
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memory/4576-138-0x00000000062D0000-0x00000000062D1000-memory.dmpFilesize
4KB
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memory/4576-139-0x00000000063D0000-0x00000000063D1000-memory.dmpFilesize
4KB
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memory/4576-140-0x0000000006700000-0x0000000006701000-memory.dmpFilesize
4KB
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memory/4576-141-0x00000000068D0000-0x00000000068D1000-memory.dmpFilesize
4KB