fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51

Analysis

max time kernel
143s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
05/06/2023, 04:33

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General

Target

fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe
Size

277KB
MD5

1d3afa00a3477ad986045ee54d9a0090
SHA1

0368cb02bd45c86a1e96943815fe89d2c4366a51
SHA256

fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51
SHA512

aab8c5b130cbf606aeb972657d87056aa0e7b8965038cfa09194dfe8046791ce57d3824fb4793e762dac13bbd36bf5ed4cfa19d57a55fe94363ba7a7ecbf438e
SSDEEP

6144:UXzKdNY49u8rVhrczJTeB6IxACs2S301netn:7a4AqrczU0IpLS3018

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/808-133-0x0000000000D10000-0x0000000000DB0000-memory.dmp	upx
behavioral1/memory/808-147-0x0000000000D10000-0x0000000000DB0000-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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe

Executes dropped EXE 2 IoCs

pid	Process
1688	ITS SB App Switch.exe
1264	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
808	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe
808	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe
808	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe
808	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 808 wrote to memory of 1688	808	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe	84
PID 808 wrote to memory of 1688	808	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe	84
PID 808 wrote to memory of 1688	808	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe	84
PID 808 wrote to memory of 1264	808	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe	85
PID 808 wrote to memory of 1264	808	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe	85
PID 808 wrote to memory of 1264	808	fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe	85

C:\Users\Admin\AppData\Local\Temp\fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe
"C:\Users\Admin\AppData\Local\Temp\fa924afae938a4ebc5f91c7bd3846e1d137cc7a8559a24bef6299ab4b9e26f51.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:808
- 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:1688
- 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:1264

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/808-133-0x0000000000D10000-0x0000000000DB0000-memory.dmp

Filesize
640KB

Download
memory/808-147-0x0000000000D10000-0x0000000000DB0000-memory.dmp

Filesize
640KB

Download