d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03

Analysis

max time kernel
144s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
14-03-2023 15:57

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General

Target

d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe
Size

277KB
MD5

402aaed00abaefb213b345435dc697d3
SHA1

5cc6a1fadf2e6859e5fe5fb8750b37051a80d243
SHA256

d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03
SHA512

fdeaace5aad1011bb7da988a641150ab403fb72c58139bfd0f785bedcfb8de2aa2cc82857a3c02cee288c050353e2ac6b78c89b871cabf4619173b05113c7432
SSDEEP

6144:iXzKdNY49u8rVP7t6qzJTeB6IxACs2U901netu:xa4AW1zU0IpLU901t

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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe

Executes dropped EXE 2 IoCs

pid	Process
4616	ITS SB App Switch.exe
3608	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/4284-133-0x00000000008F0000-0x0000000000990000-memory.dmp	upx
behavioral1/memory/4284-147-0x00000000008F0000-0x0000000000990000-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
4284	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe
4284	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe
4284	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe
4284	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4284 wrote to memory of 4616	4284	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe	82
PID 4284 wrote to memory of 4616	4284	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe	82
PID 4284 wrote to memory of 4616	4284	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe	82
PID 4284 wrote to memory of 3608	4284	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe	83
PID 4284 wrote to memory of 3608	4284	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe	83
PID 4284 wrote to memory of 3608	4284	d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe	83

C:\Users\Admin\AppData\Local\Temp\d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe
"C:\Users\Admin\AppData\Local\Temp\d8e5d0b14e63b535797bca8c19aa27edb4d8829fed35b6560ceef01ce3e81d03.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4284
- 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:4616
- 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:3608

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/4284-133-0x00000000008F0000-0x0000000000990000-memory.dmp

Filesize
640KB

Download
memory/4284-147-0x00000000008F0000-0x0000000000990000-memory.dmp

Filesize
640KB

Download