Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
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submitted
27-08-2024 11:50
General
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Target
Document.doc.scr
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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 (298) 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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Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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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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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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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\Document.doc.scr"C:\Users\Admin\AppData\Local\Temp\Document.doc.scr" /S1⤵
- Loads dropped DLL
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\ProgramData\1008.tmp"C:\ProgramData\1008.tmp"2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- 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\1008.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x14c1⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
129B
MD5160905c2ee5f29309d471cca19cb7b4a
SHA10a964269dc201584f6e2e42ab5b07baf4f30ba6e
SHA2564d05f73a93d0e755ceef9f38bca63ddcebdee5dc90572376f348930693cead28
SHA512eccc6b4c4df07d5d6fd6ee7ddd53b85192ba5410c41e0b00a83f81f176b06ebf7f95f27891185029df8cb138f4282e0e91db420b60e19e972647f4db5a82b4d0
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Filesize
194KB
MD530f8a2580e1ba21a1699a4489e8018b9
SHA199345e2fb98cd3136e7c48fa6bc648a4680ccb1c
SHA2565750e8357bb4f0280e99118608f7f7d2e3f23dd756046a226cc59bac041c673a
SHA5129b870d0467eb3a5c229064c433e1561187d9a6a6de3cff290d002c86875dde1b11821250415b24d687137532318d3d4b3f6a1e33f465ce8f3cb5ec3bd86e16ee
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Filesize
449B
MD5c2f46db865b0ba6ef8f9385cf458a56e
SHA10b2f94fcf38ef15f59bb86a3296b7da514b4ac4e
SHA256c25759e6083dd4bf592a6da2063c45def5adc9a6ef2ed15820128a0d838f70fe
SHA5129927b209ca26e3243fac9f003c6af7663ba84405346fbdb66c6f401387cd20ea3f99d63d0858ebdc76f2e6bc722d41e2a1f599bc6f7d97b0687dba95dea31b39
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Filesize
129B
MD593f4af4d42962230228ac23042402b7e
SHA11a5e17cd2041221214aac8d0e98d39ba7057bd27
SHA2569ece450bb8c3689d2c9401972e196e24264a6d8fd831be7be4ae8cc0fa65c79a
SHA5123683f9a7dd936262d52182e843aa24d3b296dcdb28cd1632f930bf0e890fe78a970e8cf2ce8ff71935676a0f41fb97748804f4282fee3678ff20c7dd7715edea
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
256KB
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Filesize
256KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
256KB