Analysis
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max time kernel
43s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
28/10/2022, 17:45
Static task
static1
Behavioral task
behavioral1
Sample
193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe
Resource
win10v2004-20220901-en
General
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Target
193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe
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Size
55KB
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MD5
0af782f154a5635d2e37129b22966b1e
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SHA1
0d5bb08e7b84e5620e77bef6a2b49c2d6c4ee2bb
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SHA256
193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d
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SHA512
16664f13ee0e9f07eecca085574a7c2d5d30a0452a8dc9f0b51e868be13e1e7af2920542ce719a41145d57d9f352c17d789b6a17537ba9ce50b414d33b06d0e2
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SSDEEP
768:Oe3PFaDVyOQgljLDKRJyM3BmsHzSB4us/wJJapg4RoSMZeUZB/QosWpH+DrCUpfA:V3cpyORJLuB4P4AJJv4Romu/9tpvUZw
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe -
Deletes itself 1 IoCs
pid Process 604 cmd.exe -
Loads dropped DLL 1 IoCs
pid Process 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\ie13\Internat Explorer\Desktop.ini 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\ie13\Internat Explorer\Desktop.ini 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe File created C:\Program Files (x86)\Microsoft\ie13\Internat Explorer\target.lnk 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe File opened for modification C:\Program Files (x86)\Microsoft\ie13\Internat Explorer attrib.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 9 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\jgpfile 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\jgpfile\DefaultIcon\ = "%1" 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\jgpfile\shell\open\command 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\jgpfile\shell\open 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\jgpfile\shell\open\command\ = "explorer \"C:\\Program Files (x86)\\Microsoft\\%*ie%S3\\%2Internat Explorer\"" 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.jgp 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.jgp\ = "jgpfile" 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\jgpfile\DefaultIcon 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\jgpfile\shell 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1708 wrote to memory of 1624 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 27 PID 1708 wrote to memory of 1624 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 27 PID 1708 wrote to memory of 1624 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 27 PID 1708 wrote to memory of 1624 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 27 PID 1708 wrote to memory of 1624 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 27 PID 1708 wrote to memory of 1624 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 27 PID 1708 wrote to memory of 1624 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 27 PID 1708 wrote to memory of 604 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 30 PID 1708 wrote to memory of 604 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 30 PID 1708 wrote to memory of 604 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 30 PID 1708 wrote to memory of 604 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 30 PID 1708 wrote to memory of 604 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 30 PID 1708 wrote to memory of 604 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 30 PID 1708 wrote to memory of 604 1708 193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe 30 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 1624 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe"C:\Users\Admin\AppData\Local\Temp\193e6b560b297e51c53f6ec9bf2611b8d41f1a5a4418dee0f501535b4970c80d.exe"1⤵
- Modifies visibility of file extensions in Explorer
- Loads dropped DLL
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1708 -
C:\Windows\SysWOW64\attrib.exe"C:\Windows\System32\attrib.exe" "C:\Program Files (x86)\Microsoft\ie13\Internat Explorer" +s2⤵
- Drops file in Program Files directory
- Views/modifies file attributes
PID:1624
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp.bat" "2⤵
- Deletes itself
PID:604
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
250B
MD50390c128d58ddfb2f818ba05d9300d20
SHA1219b6efbbef330f02a864b2d64137c2d33bf5889
SHA256f4ff669c71268883c2b048921e5cfb735e9ed0751a81a34f441d9e2606036e53
SHA51299273d805ec8705058abe442e9795cd73a774ca5e41b7cea1d68153e6f0973400dd26bcab39564ecaeea137092e368d5c879dc860dcd0a4ab0295ae2e77c43ed
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Filesize
11KB
MD500a0194c20ee912257df53bfe258ee4a
SHA1d7b4e319bc5119024690dc8230b9cc919b1b86b2
SHA256dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3
SHA5123b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667