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Analysis
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max time kernel
134s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
26/05/2024, 23:53
Static task
static1
Behavioral task
behavioral1
Sample
Video-844.mp4
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
Video-844.mp4
Resource
win10v2004-20240508-en
General
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Target
Video-844.mp4
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Size
2.1MB
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MD5
af90a3e03047712513100b62e7ee6102
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SHA1
bed20166db46d35af02727a377ee95159277769f
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SHA256
6d2b8149d811e033d77c90f70c2ded92d99c6081582c8e346a48f0ca6adf4599
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SHA512
512414e07da99680b8323af261a3242d82f364006e64bf548447e0982733411ea1920e9ae80e927cf50a8669fe9a5f83cceb07f2928314590fbe0f00ffc89953
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SSDEEP
49152:Lz+Sm9uw1ZUoXmaixx5lrBDeCblfXUdjGQarXsoiYLxDtDQEmJ:G+UrXmxzlrBaOtXUKrXsKjMT
Malware Config
Signatures
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Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Q: unregmp2.exe File opened (read-only) \??\S: unregmp2.exe File opened (read-only) \??\W: unregmp2.exe File opened (read-only) \??\G: unregmp2.exe File opened (read-only) \??\H: unregmp2.exe File opened (read-only) \??\L: unregmp2.exe File opened (read-only) \??\Y: unregmp2.exe File opened (read-only) \??\N: unregmp2.exe File opened (read-only) \??\P: unregmp2.exe File opened (read-only) \??\T: unregmp2.exe File opened (read-only) \??\O: unregmp2.exe File opened (read-only) \??\R: unregmp2.exe File opened (read-only) \??\X: unregmp2.exe File opened (read-only) \??\A: unregmp2.exe File opened (read-only) \??\I: unregmp2.exe File opened (read-only) \??\K: unregmp2.exe File opened (read-only) \??\M: unregmp2.exe File opened (read-only) \??\U: unregmp2.exe File opened (read-only) \??\V: unregmp2.exe File opened (read-only) \??\Z: unregmp2.exe File opened (read-only) \??\B: unregmp2.exe File opened (read-only) \??\E: unregmp2.exe File opened (read-only) \??\J: unregmp2.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3088 unregmp2.exe Token: SeCreatePagefilePrivilege 3088 unregmp2.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4724 wrote to memory of 4328 4724 wmplayer.exe 84 PID 4724 wrote to memory of 4328 4724 wmplayer.exe 84 PID 4724 wrote to memory of 4328 4724 wmplayer.exe 84 PID 4724 wrote to memory of 4288 4724 wmplayer.exe 85 PID 4724 wrote to memory of 4288 4724 wmplayer.exe 85 PID 4724 wrote to memory of 4288 4724 wmplayer.exe 85 PID 4288 wrote to memory of 3088 4288 unregmp2.exe 86 PID 4288 wrote to memory of 3088 4288 unregmp2.exe 86
Processes
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C:\Program Files (x86)\Windows Media Player\wmplayer.exe"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\Video-844.mp4"1⤵
- Suspicious use of WriteProcessMemory
PID:4724 -
C:\Program Files (x86)\Windows Media Player\setup_wm.exe"C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\Video-844.mp4"2⤵PID:4328
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C:\Windows\SysWOW64\unregmp2.exe"C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon2⤵
- Suspicious use of WriteProcessMemory
PID:4288 -
C:\Windows\system32\unregmp2.exe"C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT3⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:3088
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5c374c25875887db7d072033f817b6ce1
SHA13a6d10268f30e42f973dadf044dba7497e05cdaf
SHA25605d47b87b577841cc40db176ea634ec49b0b97066e192e1d48d84bb977e696b6
SHA5126a14f81a300695c09cb335c13155144e562c86bb0ddfdcab641eb3a168877ad3fcc0579ad86162622998928378ea2ffe5a244b3ddbe6c11a959dbb34af374a7d
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Filesize
9KB
MD57050d5ae8acfbe560fa11073fef8185d
SHA15bc38e77ff06785fe0aec5a345c4ccd15752560e
SHA256cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
SHA512a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b
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Filesize
1KB
MD5c0a72830aa8548cdfc2ffd60c86ce3db
SHA167e4fe33de53bafb892c3484fada295b517a563c
SHA256ac6bc3ed2be81517bfdd6d8814ea04af09fc94cab4febf44b188b1657225ee97
SHA512bc70348e9480995763942c697ddd5339ed7ff909a3ea0d068cbfd81581574db540799b549102324628dc1f3d3fa6690666511e70311d2049802d9e889b1952c3