357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435

Analysis

max time kernel
59s
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
04/05/2023, 10:50

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General

Target

357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe
Size

277KB
MD5

24db0ae3da5425538e633eab4e9e5c36
SHA1

2d90732ac001c817bc9ab6bfe297c7fc4d9bfe21
SHA256

357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435
SHA512

555434274039386b994210a795a033d7c46223cf64d6b38b8c99bc0e7d672969988349723dc8de940e0d97e29f9f8effea96fd9554689ce08411e7d56488edaf
SSDEEP

3072:jNXEGZJWhfNFC4S60+XoLczrVmXGsGe/YQ5NVAYdfiQrImF+lASgnv3Ih1N1thun:JXzKdNY49u8rVGHuASgv3IXNPf01netM

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1332-133-0x0000000000860000-0x0000000000900000-memory.dmp	upx
behavioral1/memory/1332-147-0x0000000000860000-0x0000000000900000-memory.dmp	upx

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	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe

Executes dropped EXE 2 IoCs

pid	Process
4072	ITS SB App Switch.exe
4832	ITS SB App Switch.exe

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
1332	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe
1332	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe
1332	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe
1332	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1332 wrote to memory of 4072	1332	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe	85
PID 1332 wrote to memory of 4072	1332	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe	85
PID 1332 wrote to memory of 4072	1332	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe	85
PID 1332 wrote to memory of 4832	1332	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe	86
PID 1332 wrote to memory of 4832	1332	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe	86
PID 1332 wrote to memory of 4832	1332	357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe	86

C:\Users\Admin\AppData\Local\Temp\357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe
"C:\Users\Admin\AppData\Local\Temp\357b4d15394c06eecfc27277ef5c2b0eb7cc980a865c0472fc31f9dc2bf13435.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1332
- 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:4072
- 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:4832

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/1332-133-0x0000000000860000-0x0000000000900000-memory.dmp

Filesize
640KB

Download
memory/1332-147-0x0000000000860000-0x0000000000900000-memory.dmp

Filesize
640KB

Download