1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15

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
06/05/2023, 13:43

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General

Target

1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe
Size

277KB
MD5

7a98d72ab231e01495b5e4d19b6a4857
SHA1

6ae1b8df308831f6ccef3840201828d5cd065d5e
SHA256

1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15
SHA512

0525d7e853c7a6ab388eb143bc13fb357ae692c00ea264668aca0bcd409cf1692314730719a6158594baaa6a65d60ecc13f493a7c0f50a7cbab94d9e90a101ae
SSDEEP

6144:JXzKdNY49u8rVki323SEhI1pRDl8yuLKW01netn:ya4APC80p2uW01E

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/4192-133-0x0000000000C80000-0x0000000000D20000-memory.dmp	upx
behavioral1/memory/4192-147-0x0000000000C80000-0x0000000000D20000-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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe

Executes dropped EXE 2 IoCs

pid	Process
1800	ITS SB App Switch.exe
2172	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
4192	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe
4192	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe
4192	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe
4192	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4192 wrote to memory of 1800	4192	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe	84
PID 4192 wrote to memory of 1800	4192	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe	84
PID 4192 wrote to memory of 1800	4192	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe	84
PID 4192 wrote to memory of 2172	4192	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe	85
PID 4192 wrote to memory of 2172	4192	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe	85
PID 4192 wrote to memory of 2172	4192	1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe	85

C:\Users\Admin\AppData\Local\Temp\1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe
"C:\Users\Admin\AppData\Local\Temp\1f9488a244e7baf7e87992753ce76247d7beebf74dac676ca53bfd7756f11a15.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4192
- 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:1800
- 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:2172

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/4192-133-0x0000000000C80000-0x0000000000D20000-memory.dmp

Filesize
640KB

Download
memory/4192-147-0x0000000000C80000-0x0000000000D20000-memory.dmp

Filesize
640KB

Download