c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf

Analysis

max time kernel
152s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
02-11-2023 17:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe
Size

1.4MB
MD5

df961c19d7e4d7e1358fd444d6a74747
SHA1

af473f3a9ccfca6fc82962307a279af30012e019
SHA256

c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf
SHA512

44aed831f23aa9338142338b13a5df5dcade59ee7b24caaf966fd402b902900d199a9dbc1710b70b1538e64e4c0af36fc8df5d340bafa1e0630b19c399f8a242
SSDEEP

12288:31seJzWz1l+LIi0TJEEoDttoNI999/sEDIo:3GDz1hnEEoDttoC

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-1-5-21-2231940048-779848787-2990559741-1000\Control Panel\International\Geo\Nation	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4612-0-0x0000000000100000-0x0000000000197000-memory.dmp	upx
behavioral2/memory/4612-20-0x0000000000100000-0x0000000000197000-memory.dmp	upx
behavioral2/memory/4612-21-0x0000000000100000-0x0000000000197000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WindowsShell74758.log	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe
File opened for modification	C:\Windows\WindowSystemNewUpdate48.log	rrinstaller.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe
Token: SeDebugPrivilege	4236	rrinstaller.exe
Token: SeIncBasePriorityPrivilege	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4612 wrote to memory of 4236	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe	87
PID 4612 wrote to memory of 4236	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe	87
PID 4612 wrote to memory of 4236	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe	87
PID 4612 wrote to memory of 4236	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe	87
PID 4612 wrote to memory of 4236	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe	87
PID 4612 wrote to memory of 4236	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe	87
PID 4612 wrote to memory of 1336	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe	94
PID 4612 wrote to memory of 1336	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe	94
PID 4612 wrote to memory of 1336	4612	c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe	94

C:\Users\Admin\AppData\Local\Temp\c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe
"C:\Users\Admin\AppData\Local\Temp\c06bf8b777e415cc575ab00824829a163e030f35d0fd64b97fa7192622990adf.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4612
- C:\Windows\SysWOW64\rrinstaller.exe
  "C:\Windows\SysWOW64\rrinstaller.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:4236
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\C06BF8~1.EXE > nul
  2⤵
  PID:1336

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

Loading Replay Monitor...

Downloads

memory/4236-2-0x0000000001000000-0x0000000001067000-memory.dmp

Filesize
412KB

Download
memory/4236-4-0x0000000001300000-0x000000000131B000-memory.dmp

Filesize
108KB

Download
memory/4236-6-0x0000000001300000-0x000000000131B000-memory.dmp

Filesize
108KB

Download
memory/4236-7-0x0000000001300000-0x000000000131B000-memory.dmp

Filesize
108KB

Download
memory/4236-8-0x0000000010000000-0x0000000010057000-memory.dmp

Filesize
348KB

Download
memory/4612-0-0x0000000000100000-0x0000000000197000-memory.dmp

Filesize
604KB

Download
memory/4612-20-0x0000000000100000-0x0000000000197000-memory.dmp

Filesize
604KB

Download
memory/4612-21-0x0000000000100000-0x0000000000197000-memory.dmp

Filesize
604KB

Download