Analysis
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max time kernel
120s -
max time network
123s -
platform
windows10_x64 -
resource
win10-en-20211104 -
submitted
24-11-2021 23:49
Static task
static1
General
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Target
09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24.exe
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Size
544KB
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MD5
e0db4384fdba5de6cbc8bd670eef43a8
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SHA1
d95d202fea5b0818562bc80be9c7beb0ec7b65d1
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SHA256
09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24
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SHA512
83421f2165433a110da1aedc5af7a1f4c0665af6226be2645df21973be06d27ac4880041d1fc93b714487f9d824d2b8ccf3a025e4f3b4c1e4c7c0cd5440eabf8
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/4040-124-0x00000000021A0000-0x00000000021CE000-memory.dmp family_redline behavioral1/memory/4040-132-0x0000000002500000-0x000000000252C000-memory.dmp family_redline -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
dipster.exepid process 4040 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:
09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
dipster.exepid process 4040 dipster.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
dipster.exedescription pid process Token: SeDebugPrivilege 4040 dipster.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24.exedescription pid process target process PID 3620 wrote to memory of 4040 3620 09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24.exe dipster.exe PID 3620 wrote to memory of 4040 3620 09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24.exe dipster.exe PID 3620 wrote to memory of 4040 3620 09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24.exe dipster.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24.exe"C:\Users\Admin\AppData\Local\Temp\09c2c171ed964f94ec01bb7a9341798471daa76b45512567813b1052c042ff24.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/3620-119-0x0000000002310000-0x00000000023DF000-memory.dmpFilesize
828KB
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memory/3620-120-0x0000000000400000-0x00000000004D5000-memory.dmpFilesize
852KB
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memory/3620-118-0x00000000022A0000-0x000000000230C000-memory.dmpFilesize
432KB
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memory/4040-128-0x0000000004C80000-0x0000000004C81000-memory.dmpFilesize
4KB
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memory/4040-134-0x0000000004BF0000-0x0000000004BF1000-memory.dmpFilesize
4KB
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memory/4040-125-0x0000000000450000-0x000000000059A000-memory.dmpFilesize
1.3MB
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memory/4040-126-0x00000000005A0000-0x00000000005D9000-memory.dmpFilesize
228KB
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memory/4040-127-0x0000000000400000-0x000000000044F000-memory.dmpFilesize
316KB
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memory/4040-129-0x0000000004C90000-0x0000000004C91000-memory.dmpFilesize
4KB
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memory/4040-130-0x0000000004C82000-0x0000000004C83000-memory.dmpFilesize
4KB
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memory/4040-121-0x0000000000000000-mapping.dmp
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memory/4040-131-0x0000000004C83000-0x0000000004C84000-memory.dmpFilesize
4KB
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memory/4040-132-0x0000000002500000-0x000000000252C000-memory.dmpFilesize
176KB
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memory/4040-133-0x0000000005190000-0x0000000005191000-memory.dmpFilesize
4KB
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memory/4040-124-0x00000000021A0000-0x00000000021CE000-memory.dmpFilesize
184KB
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memory/4040-135-0x00000000057A0000-0x00000000057A1000-memory.dmpFilesize
4KB
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memory/4040-136-0x00000000058B0000-0x00000000058B1000-memory.dmpFilesize
4KB
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memory/4040-137-0x00000000058F0000-0x00000000058F1000-memory.dmpFilesize
4KB
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memory/4040-138-0x0000000004C84000-0x0000000004C86000-memory.dmpFilesize
8KB
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memory/4040-139-0x0000000005A80000-0x0000000005A81000-memory.dmpFilesize
4KB
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memory/4040-140-0x0000000005B00000-0x0000000005B01000-memory.dmpFilesize
4KB
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memory/4040-141-0x0000000005CE0000-0x0000000005CE1000-memory.dmpFilesize
4KB
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memory/4040-142-0x0000000005E90000-0x0000000005E91000-memory.dmpFilesize
4KB
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memory/4040-143-0x0000000006580000-0x0000000006581000-memory.dmpFilesize
4KB
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memory/4040-144-0x0000000006760000-0x0000000006761000-memory.dmpFilesize
4KB