52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38

Analysis

max time kernel
144s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
06-03-2023 17:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe
Size

277KB
MD5

276b6494590800704c3ee9601b592a5b
SHA1

fb981bfe1fd93d5f94bd23d5fdb7208ba4474225
SHA256

52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38
SHA512

f1daeae351a8163e0a4a9b55b901bbe59826beb8f8826a5680c8011b12ba058c6c811b9c1bee0c63268f4d2db5cfd0fa8ffee511a3021d245aa3945dff1f1675
SSDEEP

6144:jXzKdNY49u8rV8QiJCKvMiqGw1h01netZ:ca4AUik7h01a

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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe

Executes dropped EXE 2 IoCs

pid	Process
3988	ITS SB App Switch.exe
652	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/2308-133-0x0000000000C60000-0x0000000000D00000-memory.dmp	upx
behavioral1/memory/2308-147-0x0000000000C60000-0x0000000000D00000-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
2308	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe
2308	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe
2308	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe
2308	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 3988	2308	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe	85
PID 2308 wrote to memory of 3988	2308	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe	85
PID 2308 wrote to memory of 3988	2308	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe	85
PID 2308 wrote to memory of 652	2308	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe	86
PID 2308 wrote to memory of 652	2308	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe	86
PID 2308 wrote to memory of 652	2308	52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe	86

C:\Users\Admin\AppData\Local\Temp\52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe
"C:\Users\Admin\AppData\Local\Temp\52f7aff0ccfd950ac4a9bf84e9582eeed39ff2fe84bcf557778bcfa14b290b38.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2308
- 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:3988
- 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:652

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/2308-133-0x0000000000C60000-0x0000000000D00000-memory.dmp

Filesize
640KB

Download
memory/2308-147-0x0000000000C60000-0x0000000000D00000-memory.dmp

Filesize
640KB

Download