8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92

Analysis

max time kernel
141s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
22-07-2023 19:40

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General

Target

8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe
Size

277KB
MD5

cb61d924a57fb900613b52811757970a
SHA1

2c0371a4e9a26bc7cf423a7b25eef0f56124b172
SHA256

8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92
SHA512

b0735d91ea813dd1fd1c212ba53646a73c61ecdaefc7b03bbd27b65568413c7deb4fccaa37454efce8040fff2aa62ec866610e8329a2e4027a51daf501570b71
SSDEEP

3072:wNXEGZJWhfNFC4S60+XoLczrVmXaVKpzWGLiw6Zau4NDBzdrmaDbIIbD2H01ne4G:eXzKdNY49u8rV5VHwzz9/m01net3

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/3964-133-0x0000000000190000-0x0000000000230000-memory.dmp	upx
behavioral1/memory/3964-147-0x0000000000190000-0x0000000000230000-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-1-5-21-1420546310-613437930-2990200354-1000\Control Panel\International\Geo\Nation	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe

Executes dropped EXE 2 IoCs

pid	Process
5012	ITS SB App Switch.exe
1660	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
3964	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe
3964	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe
3964	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe
3964	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3964 wrote to memory of 5012	3964	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe	85
PID 3964 wrote to memory of 5012	3964	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe	85
PID 3964 wrote to memory of 5012	3964	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe	85
PID 3964 wrote to memory of 1660	3964	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe	86
PID 3964 wrote to memory of 1660	3964	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe	86
PID 3964 wrote to memory of 1660	3964	8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe	86

C:\Users\Admin\AppData\Local\Temp\8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe
"C:\Users\Admin\AppData\Local\Temp\8105c1ffa9bcce1f06527372fc777cee45c4b688752607bf61b600c1f18b2f92.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3964
- 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:5012
- 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:1660

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
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/3964-133-0x0000000000190000-0x0000000000230000-memory.dmp

Filesize
640KB

Download
memory/3964-147-0x0000000000190000-0x0000000000230000-memory.dmp

Filesize
640KB

Download