d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac

Analysis

max time kernel
101s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
11/05/2023, 13:08

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General

Target

d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe
Size

277KB
MD5

d2851ca1ddcf1bdc93274e7a53e9779a
SHA1

5b1930c99128128a5280ece4439740a865e0c96e
SHA256

d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac
SHA512

3ec231a27bbfa0b81e37a4e16210aead1c9973cd576dbf57318f0bb9646cfdd6e2560ede50ac4884f5a90d9dff7c1eb9c72899048418b5ec54b40f13c6a1aace
SSDEEP

6144:cXzKdNY49u8rVbi325pugmv+3gkCK2B01net7:Ta4As5nI0i01c

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/4836-133-0x0000000000160000-0x0000000000200000-memory.dmp	upx
behavioral1/memory/4836-147-0x0000000000160000-0x0000000000200000-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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe

Executes dropped EXE 2 IoCs

pid	Process
3452	ITS SB App Switch.exe
1252	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
4836	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe
4836	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe
4836	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe
4836	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4836 wrote to memory of 3452	4836	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe	82
PID 4836 wrote to memory of 3452	4836	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe	82
PID 4836 wrote to memory of 3452	4836	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe	82
PID 4836 wrote to memory of 1252	4836	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe	83
PID 4836 wrote to memory of 1252	4836	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe	83
PID 4836 wrote to memory of 1252	4836	d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe	83

C:\Users\Admin\AppData\Local\Temp\d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe
"C:\Users\Admin\AppData\Local\Temp\d34af4a5c694afe7921f1921904b3e5b1a8e0d858bab6058ebd8ca6a254d8bac.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4836
- 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:3452
- 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:1252

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/4836-133-0x0000000000160000-0x0000000000200000-memory.dmp

Filesize
640KB

Download
memory/4836-147-0x0000000000160000-0x0000000000200000-memory.dmp

Filesize
640KB

Download