Analysis
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max time kernel
149s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
14-07-2023 13:03
Static task
static1
Behavioral task
behavioral1
Sample
1cb5c12577396aexe_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
1cb5c12577396aexe_JC.exe
Resource
win10v2004-20230703-en
General
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Target
1cb5c12577396aexe_JC.exe
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Size
28KB
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MD5
1cb5c12577396a8dadfe8c9edfbe8733
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SHA1
0b5d5191f5196bdcaf475d62d463f0867ab90873
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SHA256
e3b65239f2dc9f608924a93e95815977f6e6168362c2e5a63c725f3163f1ed38
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SHA512
e6426e3addadf7d0fca43074a4ce0f8f5fea6c8b702cae8fe0d39ebac7486987da98b4b7035306d647761f273f0486b405bf69c8731b09d843b6b4c001dcb191
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SSDEEP
384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUZ0psObBs:bA74zYcgT/Ekd0ryfjems
Malware Config
Signatures
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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-1-5-21-1043950675-1972537973-2972532878-1000\Control Panel\International\Geo\Nation 1cb5c12577396aexe_JC.exe -
Executes dropped EXE 1 IoCs
pid Process 4656 hasfj.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4772 wrote to memory of 4656 4772 1cb5c12577396aexe_JC.exe 84 PID 4772 wrote to memory of 4656 4772 1cb5c12577396aexe_JC.exe 84 PID 4772 wrote to memory of 4656 4772 1cb5c12577396aexe_JC.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\1cb5c12577396aexe_JC.exe"C:\Users\Admin\AppData\Local\Temp\1cb5c12577396aexe_JC.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4772 -
C:\Users\Admin\AppData\Local\Temp\hasfj.exe"C:\Users\Admin\AppData\Local\Temp\hasfj.exe"2⤵
- Executes dropped EXE
PID:4656
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
28KB
MD53d92f750eeb85cb1445f804ad704c949
SHA1f94a6182c4bae31cea7cdf117ca4a87c4bce0168
SHA256a70c776fb565780c8afd9630fc70c0fb0a79f93978dadb7a147514347168ed45
SHA5122500626d4d3ccf3b5d2e5bd9a5597f4bf332974fc1311e90dccf49373f4259da0d0cfb2d2f27cf625d29c5d8672264da530a6418a6ff759dffbdfc87237a6456
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Filesize
28KB
MD53d92f750eeb85cb1445f804ad704c949
SHA1f94a6182c4bae31cea7cdf117ca4a87c4bce0168
SHA256a70c776fb565780c8afd9630fc70c0fb0a79f93978dadb7a147514347168ed45
SHA5122500626d4d3ccf3b5d2e5bd9a5597f4bf332974fc1311e90dccf49373f4259da0d0cfb2d2f27cf625d29c5d8672264da530a6418a6ff759dffbdfc87237a6456
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Filesize
28KB
MD53d92f750eeb85cb1445f804ad704c949
SHA1f94a6182c4bae31cea7cdf117ca4a87c4bce0168
SHA256a70c776fb565780c8afd9630fc70c0fb0a79f93978dadb7a147514347168ed45
SHA5122500626d4d3ccf3b5d2e5bd9a5597f4bf332974fc1311e90dccf49373f4259da0d0cfb2d2f27cf625d29c5d8672264da530a6418a6ff759dffbdfc87237a6456