aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4

Analysis

max time kernel
106s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2023, 10:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe
Size

277KB
MD5

de4e1452755196c752de518aeeace53c
SHA1

6ebe0d25476c73717553dea21cf619cd599d7c9d
SHA256

aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4
SHA512

e2235fbda1d12109bd8ef2f327496c20d3e4c787df19ab9635de97c2e798ca9ddd0ff916b6ec273e267244c5247fcb25e5e47abb51c9e089e99c30422550fdf2
SSDEEP

6144:FXzKdNY49u8rVAuwn9mdB7Les+eFMBxIi+01netb:2a4AFMBu/eF+1+01M

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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe

Executes dropped EXE 2 IoCs

pid	Process
1496	ITS SB App Switch.exe
2212	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/4928-134-0x0000000000370000-0x0000000000410000-memory.dmp	upx
behavioral1/memory/4928-147-0x0000000000370000-0x0000000000410000-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
4928	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe
4928	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe
4928	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe
4928	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 1496	4928	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe	85
PID 4928 wrote to memory of 1496	4928	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe	85
PID 4928 wrote to memory of 1496	4928	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe	85
PID 4928 wrote to memory of 2212	4928	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe	86
PID 4928 wrote to memory of 2212	4928	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe	86
PID 4928 wrote to memory of 2212	4928	aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe	86

C:\Users\Admin\AppData\Local\Temp\aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe
"C:\Users\Admin\AppData\Local\Temp\aa4f43e46009e461593336d8a1188d2d45353d91b8c994139f73e01939fe34f4.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4928
- 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:1496
- 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:2212

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/4928-134-0x0000000000370000-0x0000000000410000-memory.dmp

Filesize
640KB

Download
memory/4928-147-0x0000000000370000-0x0000000000410000-memory.dmp

Filesize
640KB

Download