1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8

Analysis

max time kernel
140s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 19:48

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General

Target

1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe
Size

266KB
MD5

230a1627a2bc899fe9c3624d12df66da
SHA1

bd9dcd4648c644f75a91ba4f9e300f2eacaa0166
SHA256

1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8
SHA512

9dffb9329a8112c20589c0e361e570eb296c2f10f39fd306459069d09c5d0c9d926425ddced435b3b8dd28f55c8d278471a62e5261a2f4d17dcbed45b3806c41
SSDEEP

6144:WXzKdNY49u8rV7zRGvWz8mvP6ry01net:ta4AkRGvWXV01

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

Processes:

1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe

Executes dropped EXE 2 IoCs

Processes:

ITS SB App Switch.exeITS SB App Switch.exe

pid process

1320 ITS SB App Switch.exe
2260 ITS SB App Switch.exe

pid	process
1320	ITS SB App Switch.exe
2260	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/4020-0-0x0000000000280000-0x0000000000320000-memory.dmp	upx
behavioral1/memory/4020-14-0x0000000000280000-0x0000000000320000-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

Processes:

1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe

pid	process
4020	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe
4020	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe
4020	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe
4020	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe

description	pid	process	target process
PID 4020 wrote to memory of 1320	4020	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe	ITS SB App Switch.exe
PID 4020 wrote to memory of 1320	4020	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe	ITS SB App Switch.exe
PID 4020 wrote to memory of 1320	4020	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe	ITS SB App Switch.exe
PID 4020 wrote to memory of 2260	4020	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe	ITS SB App Switch.exe
PID 4020 wrote to memory of 2260	4020	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe	ITS SB App Switch.exe
PID 4020 wrote to memory of 2260	4020	1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe	ITS SB App Switch.exe

C:\Users\Admin\AppData\Local\Temp\1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe
"C:\Users\Admin\AppData\Local\Temp\1bdc03c5e1e33d5b6a7716379eb4d63f81a307abd2ad50a1127b446de6e958c8.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4020

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:1320

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:2260

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/4020-0-0x0000000000280000-0x0000000000320000-memory.dmp

Filesize
640KB

Download
memory/4020-14-0x0000000000280000-0x0000000000320000-memory.dmp

Filesize
640KB

Download