a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297

Analysis

max time kernel
135s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
16/04/2023, 15:29

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General

Target

a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe
Size

277KB
MD5

82f653a4e1720b8f48d5f9dc599e76e0
SHA1

f020914cec1998f84cb9500a292e1c794eece7a4
SHA256

a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297
SHA512

b95696171d7e52b543837d283ed087d644e15fd7365a89405d9b1ed9edd51f163b7d101e8a3d7cf471774896c8eb06b3a1c24a8039749a38fc7ec38664fd7e0a
SSDEEP

3072:wNXEGZJWhfNFC4S60+XoLczrVmXoTdpFDsHjS+/fbC8DcGs0H01ne4PKexAC:eXzKdNY49u8rVJJwjLHu8DcGd01netw

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	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe

Executes dropped EXE 2 IoCs

pid	Process
804	ITS SB App Switch.exe
2364	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/2868-133-0x0000000000D40000-0x0000000000DE0000-memory.dmp	upx
behavioral1/memory/2868-147-0x0000000000D40000-0x0000000000DE0000-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
2868	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe
2868	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe
2868	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe
2868	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 804	2868	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe	85
PID 2868 wrote to memory of 804	2868	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe	85
PID 2868 wrote to memory of 804	2868	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe	85
PID 2868 wrote to memory of 2364	2868	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe	86
PID 2868 wrote to memory of 2364	2868	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe	86
PID 2868 wrote to memory of 2364	2868	a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe	86

C:\Users\Admin\AppData\Local\Temp\a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe
"C:\Users\Admin\AppData\Local\Temp\a6384501e9e5ad6cb95892073f6f3ff3e94647d62857d11afb6f5aad25626297.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2868
- 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:804
- 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:2364

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
memory/2868-133-0x0000000000D40000-0x0000000000DE0000-memory.dmp

Filesize
640KB

Download
memory/2868-147-0x0000000000D40000-0x0000000000DE0000-memory.dmp

Filesize
640KB

Download