6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3

Analysis

max time kernel
78s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2023, 17:33

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General

Target

6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe
Size

277KB
MD5

cb4178a5dd5a32942d56f620c5659511
SHA1

d8dd55ec1174df78c8eb04cfba92eceeb265f58c
SHA256

6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3
SHA512

b2985b1919a0818b9f49c0278a00105f6fbaf8c8ff3440e1a371a3d6083cdc6d2a36387579f93a02a680d59097eba8a0c13d0b77f837182a06b7e099ce66fc7d
SSDEEP

6144:rXzKdNY49u8rV+/Y4riGtJjcWNAx01netG:0a4Atri6JWx01p

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	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe

Executes dropped EXE 2 IoCs

pid	Process
2824	ITS SB App Switch.exe
804	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/1688-134-0x00000000007E0000-0x0000000000880000-memory.dmp	upx
behavioral1/memory/1688-147-0x00000000007E0000-0x0000000000880000-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
1688	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe
1688	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe
1688	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe
1688	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2824	1688	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe	84
PID 1688 wrote to memory of 2824	1688	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe	84
PID 1688 wrote to memory of 2824	1688	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe	84
PID 1688 wrote to memory of 804	1688	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe	85
PID 1688 wrote to memory of 804	1688	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe	85
PID 1688 wrote to memory of 804	1688	6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe	85

C:\Users\Admin\AppData\Local\Temp\6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe
"C:\Users\Admin\AppData\Local\Temp\6443012a9195571e77b8160e57cbc3c25929cccd7869191fd1dd26195b6c20a3.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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:2824
- 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:804

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/1688-134-0x00000000007E0000-0x0000000000880000-memory.dmp

Filesize
640KB

Download
memory/1688-147-0x00000000007E0000-0x0000000000880000-memory.dmp

Filesize
640KB

Download