Analysis
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max time kernel
121s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
24-04-2024 11:28
General
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Target
2024-04-24_ae811bd6440b425e6777f0ca001a9743_darkside.exe
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Size
194KB
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MD5
ae811bd6440b425e6777f0ca001a9743
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SHA1
70902540ead269971e149eaff568fb17d04156af
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SHA256
86e17aa882c690ede284f3e445439dfe589d8f36e31cbc09d102305499d5c498
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SHA512
3617d8e77c221525125778cf64f2525136f7958766f5bed0fd7bfe00e7f738017d2840972acc628e4c3471b93cf6d52ccd619f49bdbbcff824c12cac8e1ea88e
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SSDEEP
3072:a6glyuxE4GsUPnliByocWepiHkZmlkQIQP6fo:a6gDBGpvEByocWeQwLAPm
Malware Config
Signatures
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Renames multiple (328) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Deletes itself 1 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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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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Drops desktop.ini file(s) 2 IoCs
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Sets desktop wallpaper using registry 2 TTPs 2 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies Control Panel 2 IoCs
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Modifies registry class 5 IoCs
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Suspicious behavior: EnumeratesProcesses 14 IoCs
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Suspicious behavior: RenamesItself 26 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-04-24_ae811bd6440b425e6777f0ca001a9743_darkside.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-24_ae811bd6440b425e6777f0ca001a9743_darkside.exe"1⤵
- Loads dropped DLL
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\ProgramData\ACD3.tmp"C:\ProgramData\ACD3.tmp"2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\ACD3.tmp >> NUL3⤵
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x1541⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\$Recycle.Bin\S-1-5-21-330940541-141609230-1670313778-1000\CCCCCCCCCCCFilesize
129B
MD508315a5ec9932c0bc6e9f894e4865e82
SHA113a313e672ef7b68ef0ba9832fd47765f51e6288
SHA256ded4806893fa6323538d0023ded538f81d68c714ed0329c89531ffbb38e9d2ea
SHA5127110aa1a4964dfc73189a10c9dbd3d088f2d7c42679939a99888ba63d8c2d70eee88decb1eb250fa94407a8f6b314740e39807aca1db60f0a189446712bbb9c9
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C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDFilesize
194KB
MD51f31b9be9b875bcdce3b113c2a1156b4
SHA18287acacf3eb18654b853897c7605b9f1ac84842
SHA2560c27aef9221c836d26ad10fbd0c2e86ff6be71e89c2db62f036be6a08f423bfe
SHA512a5db35a183c818d5f4e036e0ab5308c4ac1151da06302a8350cdc8666ef75276a4f3a32e65d7bbb65b3ecfd80b0a87fb4d463b7cd1cc12a8951caf59513de517
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C:\kZd6jLIwz.README.txtFilesize
449B
MD5c2f46db865b0ba6ef8f9385cf458a56e
SHA10b2f94fcf38ef15f59bb86a3296b7da514b4ac4e
SHA256c25759e6083dd4bf592a6da2063c45def5adc9a6ef2ed15820128a0d838f70fe
SHA5129927b209ca26e3243fac9f003c6af7663ba84405346fbdb66c6f401387cd20ea3f99d63d0858ebdc76f2e6bc722d41e2a1f599bc6f7d97b0687dba95dea31b39
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F:\$RECYCLE.BIN\S-1-5-21-330940541-141609230-1670313778-1000\BBBBBBBBBBBFilesize
129B
MD5819bd52f8b9dbfb2a066d6480ad385f9
SHA1b191dafd1226b5435920485dae155cce5ba698bc
SHA25686a71938c77bff2b62d24b982b017b7607d1e4f7437b923aba628a0bd97d5238
SHA51286f94546f816261f0144f493efcb709b7a9a71c466d39c5bba234992fa0373cc0d345d5ca5281eb439ce178c5c346e0f5bca5da34236ca4e58efd0f26c99e1ad
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\ProgramData\ACD3.tmpFilesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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memory/596-846-0x000000007EFA0000-0x000000007EFA1000-memory.dmpFilesize
4KB
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memory/596-847-0x00000000004E0000-0x0000000000520000-memory.dmpFilesize
256KB
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memory/596-856-0x000000007EF20000-0x000000007EF21000-memory.dmpFilesize
4KB
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memory/596-848-0x000000007EF80000-0x000000007EF81000-memory.dmpFilesize
4KB
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memory/596-878-0x000000007EF40000-0x000000007EF41000-memory.dmpFilesize
4KB
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memory/596-879-0x000000007EF60000-0x000000007EF61000-memory.dmpFilesize
4KB
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memory/2184-0-0x0000000000D90000-0x0000000000DD0000-memory.dmpFilesize
256KB