Analysis
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max time kernel
119s -
max time network
118s -
platform
windows10_x64 -
resource
win10-en-20211104 -
submitted
25-11-2021 16:45
Static task
static1
General
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Target
1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353.exe
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Size
664KB
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MD5
cfaa5e874a19d53d5ce7a891b19ac118
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SHA1
ccba32b8db6ee40aa674aca6873d114f568dac88
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SHA256
1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353
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SHA512
e856a90977178d1fc19aa9d7e567559a92ff0aed60885bc9d382814d8c10189c55c28ed28423604e0dd2cf6eac8d3b4975b4bee190672ed4a5bc3172d0c6927c
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/1940-124-0x00000000021E0000-0x000000000220E000-memory.dmp family_redline behavioral1/memory/1940-126-0x00000000049C0000-0x00000000049EC000-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 1940 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:
1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
dipster.exepid process 1940 dipster.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
dipster.exedescription pid process Token: SeDebugPrivilege 1940 dipster.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353.exedescription pid process target process PID 2636 wrote to memory of 1940 2636 1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353.exe dipster.exe PID 2636 wrote to memory of 1940 2636 1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353.exe dipster.exe PID 2636 wrote to memory of 1940 2636 1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353.exe dipster.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353.exe"C:\Users\Admin\AppData\Local\Temp\1629cb05e979808c783e15af81a402b56806c7354ad6d40ad25ece9b91b05353.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/1940-130-0x0000000000400000-0x000000000044F000-memory.dmpFilesize
316KB
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memory/1940-124-0x00000000021E0000-0x000000000220E000-memory.dmpFilesize
184KB
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memory/1940-132-0x0000000004A52000-0x0000000004A53000-memory.dmpFilesize
4KB
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memory/1940-144-0x0000000006690000-0x0000000006691000-memory.dmpFilesize
4KB
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memory/1940-133-0x0000000004A53000-0x0000000004A54000-memory.dmpFilesize
4KB
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memory/1940-125-0x0000000004A60000-0x0000000004A61000-memory.dmpFilesize
4KB
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memory/1940-126-0x00000000049C0000-0x00000000049EC000-memory.dmpFilesize
176KB
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memory/1940-134-0x00000000055D0000-0x00000000055D1000-memory.dmpFilesize
4KB
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memory/1940-128-0x0000000000570000-0x00000000006BA000-memory.dmpFilesize
1.3MB
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memory/1940-129-0x00000000006C0000-0x00000000006F9000-memory.dmpFilesize
228KB
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memory/1940-143-0x00000000064C0000-0x00000000064C1000-memory.dmpFilesize
4KB
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memory/1940-131-0x0000000004A50000-0x0000000004A51000-memory.dmpFilesize
4KB
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memory/1940-142-0x0000000006390000-0x0000000006391000-memory.dmpFilesize
4KB
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memory/1940-121-0x0000000000000000-mapping.dmp
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memory/1940-127-0x0000000004F60000-0x0000000004F61000-memory.dmpFilesize
4KB
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memory/1940-135-0x0000000005600000-0x0000000005601000-memory.dmpFilesize
4KB
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memory/1940-136-0x0000000005750000-0x0000000005751000-memory.dmpFilesize
4KB
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memory/1940-137-0x00000000057A0000-0x00000000057A1000-memory.dmpFilesize
4KB
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memory/1940-138-0x0000000004A54000-0x0000000004A56000-memory.dmpFilesize
8KB
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memory/1940-139-0x0000000005A40000-0x0000000005A41000-memory.dmpFilesize
4KB
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memory/1940-140-0x00000000060F0000-0x00000000060F1000-memory.dmpFilesize
4KB
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memory/1940-141-0x00000000061A0000-0x00000000061A1000-memory.dmpFilesize
4KB
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memory/2636-120-0x0000000000400000-0x0000000001C5C000-memory.dmpFilesize
24.4MB
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memory/2636-118-0x0000000001EDE000-0x0000000001F4A000-memory.dmpFilesize
432KB
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memory/2636-119-0x0000000003AB0000-0x0000000003B7F000-memory.dmpFilesize
828KB