c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb

Analysis

max time kernel
106s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2023, 09:56

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General

Target

c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe
Size

277KB
MD5

07c155f77a9fb6dc6156d2951b5137a4
SHA1

9c619cbbe3e529de9a6fa0bcc967614ed3cfbf92
SHA256

c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb
SHA512

52437477b6c6b2811f494877ec3a2159c1e70a0c53b9e07cd544792ab3f10243c42238380e51603c3fc078ab0c3498d3ffb05af2f88e7210e65715ceeb46ede4
SSDEEP

6144:1XzKdNY49u8rVkzI9lk3nzlMY2qzmD01net0:ma4Ag9qBzbmD01b

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe

Executes dropped EXE 2 IoCs

pid	Process
3204	ITS SB App Switch.exe
496	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1780-132-0x0000000000A20000-0x0000000000AC0000-memory.dmp	upx
behavioral1/memory/1780-137-0x0000000000A20000-0x0000000000AC0000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1780	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe
1780	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe
1780	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe
1780	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 3204	1780	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe	82
PID 1780 wrote to memory of 3204	1780	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe	82
PID 1780 wrote to memory of 3204	1780	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe	82
PID 1780 wrote to memory of 496	1780	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe	83
PID 1780 wrote to memory of 496	1780	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe	83
PID 1780 wrote to memory of 496	1780	c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe	83

C:\Users\Admin\AppData\Local\Temp\c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe
"C:\Users\Admin\AppData\Local\Temp\c41c15a698ba421b2bfa70842d6aaab02060cabee2c640f5c22394e83b4934bb.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:3204
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:496

Network

MITRE ATT&CK Enterprise v6

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
memory/1780-132-0x0000000000A20000-0x0000000000AC0000-memory.dmp

Filesize
640KB

Download
memory/1780-137-0x0000000000A20000-0x0000000000AC0000-memory.dmp

Filesize
640KB

Download