34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9

Analysis

max time kernel
91s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2023, 09:17

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General

Target

34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe
Size

277KB
MD5

7f80ec6542e6371472d132768484b306
SHA1

9cc2c175b2db26c31fa9332be2f594395184959e
SHA256

34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9
SHA512

6580283aea287572ed3aaccc181369bc273292b21758800105fc92c3f6226d81360f5eb00eeaa190897d3520a214be00bf96056637c9ef53f60b0b353537d908
SSDEEP

3072:UNXEGZJWhfNFC4S60+XoLczrVmXQEhKRuKYosItFjCf5LYbetfx1oigW4ZH01ne/:iXzKdNY49u8rVvk40Ffx1oiQ01netR

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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe

Executes dropped EXE 2 IoCs

pid	Process
4948	ITS SB App Switch.exe
4900	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1168-132-0x0000000000C80000-0x0000000000D20000-memory.dmp	upx
behavioral1/memory/1168-138-0x0000000000C80000-0x0000000000D20000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1168	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe
1168	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe
1168	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe
1168	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1168 wrote to memory of 4948	1168	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe	80
PID 1168 wrote to memory of 4948	1168	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe	80
PID 1168 wrote to memory of 4948	1168	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe	80
PID 1168 wrote to memory of 4900	1168	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe	81
PID 1168 wrote to memory of 4900	1168	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe	81
PID 1168 wrote to memory of 4900	1168	34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe	81

C:\Users\Admin\AppData\Local\Temp\34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe
"C:\Users\Admin\AppData\Local\Temp\34bc8e6fdc3f592ff21d4b16b7bf1de36ccfff776e24c817b0a858cb3fcab0c9.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1168
- 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:4948
- 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:4900

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/1168-132-0x0000000000C80000-0x0000000000D20000-memory.dmp

Filesize
640KB

Download
memory/1168-138-0x0000000000C80000-0x0000000000D20000-memory.dmp

Filesize
640KB

Download