b7cc55fd7f8a2f628ce5aa5d9df8e6252bb33d321e80669f43de4a51c7b51fc0

Analysis

max time kernel
3s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 07:32

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General

Target

123924d685dabccf6e5fb2513a51df6b.exe
Size

1.8MB
MD5

123924d685dabccf6e5fb2513a51df6b
SHA1

53cc385c9af66ebc6c1c9fb4be61378c849a88ad
SHA256

b7cc55fd7f8a2f628ce5aa5d9df8e6252bb33d321e80669f43de4a51c7b51fc0
SHA512

6b7a046d09f1f11620f16e4db16f566f247dcdf5465eb08aa9c0dd221c0182481e8f74a2280809a1837daf8bd0eecac4e748ea928c0d71c8c1a7fd9f27e985cf
SSDEEP

49152:EgEZyN6/pMm1Xcd+gjxu29nx2nNRIxedlyL:uZId4NRNS

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	123924d685dabccf6e5fb2513a51df6b.exe

Executes dropped EXE 1 IoCs

pid	Process
2168	explore.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2168-13-0x0000000000400000-0x0000000000DEA000-memory.dmp	upx
behavioral2/memory/2168-17-0x0000000000400000-0x0000000000DEA000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\explore.exe	123924d685dabccf6e5fb2513a51df6b.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1740	123924d685dabccf6e5fb2513a51df6b.exe
2168	explore.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2168	1740	123924d685dabccf6e5fb2513a51df6b.exe	72
PID 1740 wrote to memory of 2168	1740	123924d685dabccf6e5fb2513a51df6b.exe	72
PID 1740 wrote to memory of 2168	1740	123924d685dabccf6e5fb2513a51df6b.exe	72

C:\Users\Admin\AppData\Local\Temp\123924d685dabccf6e5fb2513a51df6b.exe
"C:\Users\Admin\AppData\Local\Temp\123924d685dabccf6e5fb2513a51df6b.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\explore.exe
  "C:\Windows\explore.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2168-14-0x0000000001450000-0x0000000001451000-memory.dmp

Filesize
4KB

Download
memory/2168-13-0x0000000000400000-0x0000000000DEA000-memory.dmp

Filesize
9.9MB

Download
memory/2168-16-0x0000000005D20000-0x0000000005D21000-memory.dmp

Filesize
4KB

Download
memory/2168-17-0x0000000000400000-0x0000000000DEA000-memory.dmp

Filesize
9.9MB

Download
memory/2168-19-0x0000000001450000-0x0000000001451000-memory.dmp

Filesize
4KB

Download
memory/2168-20-0x0000000005D20000-0x0000000005D21000-memory.dmp

Filesize
4KB

Download