faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845

Analysis

max time kernel
96s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
12/04/2023, 20:18

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe
Size

277KB
MD5

bf75f1d63c286201e2191145fd9af528
SHA1

28aaead4911d594310f4cfbbc429047f77bc2fb0
SHA256

faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845
SHA512

41cd67ca6c8d7195526b49e0ed8f4559ff65067f40e16de8be45f8574861b1fc65f47b77a5b3e6925ff885e3c220a97dbe0ad82bd215d0cfa40ab0a8f1739e78
SSDEEP

6144:PXzKdNY49u8rVfaKCYkx2/bQcFf01netO:Qa4A78ZFf01x

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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe

Executes dropped EXE 2 IoCs

pid	Process
400	ITS SB App Switch.exe
5048	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4472-133-0x00000000006E0000-0x0000000000780000-memory.dmp	upx
behavioral1/memory/4472-147-0x00000000006E0000-0x0000000000780000-memory.dmp	upx
behavioral1/memory/4472-149-0x00000000006E0000-0x0000000000780000-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
4472	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe
4472	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe
4472	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe
4472	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4472 wrote to memory of 400	4472	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe	82
PID 4472 wrote to memory of 400	4472	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe	82
PID 4472 wrote to memory of 400	4472	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe	82
PID 4472 wrote to memory of 5048	4472	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe	83
PID 4472 wrote to memory of 5048	4472	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe	83
PID 4472 wrote to memory of 5048	4472	faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe	83

C:\Users\Admin\AppData\Local\Temp\faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe
"C:\Users\Admin\AppData\Local\Temp\faf64c21342891232a89f2dfeb34b467d0de136a1a5946dc979481b0edd0e845.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4472
- 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:400
- 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:5048

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

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/4472-133-0x00000000006E0000-0x0000000000780000-memory.dmp

Filesize
640KB

Download
memory/4472-147-0x00000000006E0000-0x0000000000780000-memory.dmp

Filesize
640KB

Download
memory/4472-149-0x00000000006E0000-0x0000000000780000-memory.dmp

Filesize
640KB

Download