b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687

Analysis

max time kernel
51s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11/06/2024, 17:35

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General

Target

b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe
Size

266KB
MD5

7c23c1b4964f737fdb610f0dd75f9015
SHA1

e4e821b6f154726af71aaf0a3ac45fec389eb5f0
SHA256

b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687
SHA512

5e542a005aac1bf57abfdc623feb9d17699dac1610a858046e6e706ba99e5bd98d0c0e5c18e2b2df72050f248a7490b6bfb8f7b62427dd66eb6d9bd1a069f786
SSDEEP

3072:ONXEGZJWhfNFC4S60+XoLczrVmXL1ZkosItFjCf5LYbetfx1oigW4zH01ne4PK:cXzKdNY49u8rVEw40Ffx1oiG01net

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-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe

Executes dropped EXE 2 IoCs

pid	Process
2268	ITS SB App Switch.exe
1792	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/1956-0-0x0000000000650000-0x00000000006F0000-memory.dmp	upx
behavioral1/memory/1956-14-0x0000000000650000-0x00000000006F0000-memory.dmp	upx
behavioral1/memory/1956-16-0x0000000000650000-0x00000000006F0000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1956	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe
1956	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe
1956	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe
1956	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 2268	1956	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe	82
PID 1956 wrote to memory of 2268	1956	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe	82
PID 1956 wrote to memory of 2268	1956	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe	82
PID 1956 wrote to memory of 1792	1956	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe	83
PID 1956 wrote to memory of 1792	1956	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe	83
PID 1956 wrote to memory of 1792	1956	b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe	83

C:\Users\Admin\AppData\Local\Temp\b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe
"C:\Users\Admin\AppData\Local\Temp\b3873ea2607221181a2a593e296dfeb12a7466db660b86b21af3680db5686687.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1956
- 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:2268
- 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:1792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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
memory/1956-0-0x0000000000650000-0x00000000006F0000-memory.dmp

Filesize
640KB

Download
memory/1956-14-0x0000000000650000-0x00000000006F0000-memory.dmp

Filesize
640KB

Download
memory/1956-16-0x0000000000650000-0x00000000006F0000-memory.dmp

Filesize
640KB

Download