4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1

Analysis

max time kernel
142s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
03/03/2023, 18:00

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General

Target

4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe
Size

277KB
MD5

4fdc65d66081eaab0efd7213d005c0a9
SHA1

a64ea88bb34556cc04c29232537052d0c3ded458
SHA256

4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1
SHA512

eedbce3f834a9de5814dd589b171741dab732c0fb5f8d329652b154be2f616f8ad1f4c99db58fbc7cd6cf3efb61f0d0366272aac45084bf73f776819cfac7a03
SSDEEP

6144:jXzKdNY49u8rVkHreOSxvfdqbCe1KZB01net0:ca4ADrRSxvAbCj01b

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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe

Executes dropped EXE 2 IoCs

pid	Process
2660	ITS SB App Switch.exe
4124	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/2096-134-0x0000000000710000-0x00000000007B0000-memory.dmp	upx
behavioral1/memory/2096-143-0x0000000000710000-0x00000000007B0000-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
2096	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe
2096	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe
2096	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe
2096	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2660	2096	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe	84
PID 2096 wrote to memory of 2660	2096	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe	84
PID 2096 wrote to memory of 2660	2096	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe	84
PID 2096 wrote to memory of 4124	2096	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe	85
PID 2096 wrote to memory of 4124	2096	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe	85
PID 2096 wrote to memory of 4124	2096	4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe	85

C:\Users\Admin\AppData\Local\Temp\4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe
"C:\Users\Admin\AppData\Local\Temp\4a25a7694587c9e5e08688debb83f4b9fc87bab7984143070062b3d9853dcdc1.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2096
- 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:2660
- 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:4124

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

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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
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/2096-134-0x0000000000710000-0x00000000007B0000-memory.dmp

Filesize
640KB

Download
memory/2096-143-0x0000000000710000-0x00000000007B0000-memory.dmp

Filesize
640KB

Download