4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2

Analysis

max time kernel
124s
max time network
134s
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, 22:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe
Size

266KB
MD5

8ddd4b4d857464276c404d2623680e39
SHA1

0d72935243a605f71f01fcb7e62f759cf5382222
SHA256

4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2
SHA512

7cea3a05ee72fdeb7aea9e37f59fc10a1a92c70e08d2133ac4ecc064ba352498e8f2190aa49650afdf73a1f1421e54aeeb56fdd823a584911c23d153c154807f
SSDEEP

3072:3NXEGZJWhfNFC4S60+XoLczrVmXF7XPIX7m9S/koRyxZJN4oqzXGc5bpH01ne4PK:dXzKdNY49u8rVCjwsHHN4oqXGm01net

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	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe

Executes dropped EXE 2 IoCs

pid	Process
3836	ITS SB App Switch.exe
1144	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/2192-0-0x00000000005D0000-0x0000000000670000-memory.dmp	upx
behavioral1/memory/2192-14-0x00000000005D0000-0x0000000000670000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2192	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe
2192	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe
2192	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe
2192	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 3836	2192	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe	84
PID 2192 wrote to memory of 3836	2192	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe	84
PID 2192 wrote to memory of 3836	2192	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe	84
PID 2192 wrote to memory of 1144	2192	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe	85
PID 2192 wrote to memory of 1144	2192	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe	85
PID 2192 wrote to memory of 1144	2192	4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe	85

C:\Users\Admin\AppData\Local\Temp\4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe
"C:\Users\Admin\AppData\Local\Temp\4c1b7c455400735414af0e6a4c7e58b00d94cf6b9060690facafff8ab522c0e2.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2192
- 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:3836
- 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:1144

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

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
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/2192-0-0x00000000005D0000-0x0000000000670000-memory.dmp

Filesize
640KB

Download
memory/2192-14-0x00000000005D0000-0x0000000000670000-memory.dmp

Filesize
640KB

Download