d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d

Analysis

max time kernel
181s
max time network
215s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2023, 04:18

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General

Target

d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe
Size

277KB
MD5

1375243512c24cf61e88038172fd9bcc
SHA1

54f199477a9665e4e554e8bdd1df32665d048c09
SHA256

d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d
SHA512

0a229f2071505fdbad83a3134911916d5ae152e687bacd7c3754d06fe4075582548905f444d65b27f369109da8d7e800719f1fd4b0d5764d51036afc491fa6bf
SSDEEP

6144:nXzKdNY49u8rVaw9lk3nzlMY2qzF01netE:4a4AQ9qBzbF01z

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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe

Executes dropped EXE 2 IoCs

pid	Process
1664	ITS SB App Switch.exe
1964	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/864-132-0x0000000000460000-0x0000000000500000-memory.dmp	upx
behavioral1/memory/864-138-0x0000000000460000-0x0000000000500000-memory.dmp	upx
behavioral1/memory/864-139-0x0000000000460000-0x0000000000500000-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
864	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe
864	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe
864	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe
864	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 864 wrote to memory of 1664	864	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe	78
PID 864 wrote to memory of 1664	864	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe	78
PID 864 wrote to memory of 1664	864	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe	78
PID 864 wrote to memory of 1964	864	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe	79
PID 864 wrote to memory of 1964	864	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe	79
PID 864 wrote to memory of 1964	864	d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe	79

C:\Users\Admin\AppData\Local\Temp\d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe
"C:\Users\Admin\AppData\Local\Temp\d98c73cb7d0fcfb257a109eb416c7ea5e36d9339bc483bdb6311e378f9e5ec2d.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:864
- 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:1664
- 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:1964

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/864-132-0x0000000000460000-0x0000000000500000-memory.dmp

Filesize
640KB

Download
memory/864-138-0x0000000000460000-0x0000000000500000-memory.dmp

Filesize
640KB

Download
memory/864-139-0x0000000000460000-0x0000000000500000-memory.dmp

Filesize
640KB

Download