b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353

Analysis

max time kernel
91s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
13-02-2023 23:58

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General

Target

b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe
Size

277KB
MD5

332b214592d8741bb9bd837f99293d25
SHA1

7d67899a5732da8628989be40c27c7912756af34
SHA256

b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353
SHA512

e618e751b820ff674a6d6fb8bb1546cf3391bd50363bae47c65f592f0a5d3ab79d7a8f4bac59890e8e6902446d3f290372d65ddd713c3eb9c041fb234298e41d
SSDEEP

6144:9XzKdNY49u8rVRV0Ikx2/bQcFF501net0C:ea4Aa0IZFF501A

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	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe

Executes dropped EXE 2 IoCs

pid	Process
988	ITS SB App Switch.exe
4240	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/2800-132-0x0000000000D20000-0x0000000000DC0000-memory.dmp	upx
behavioral1/memory/2800-138-0x0000000000D20000-0x0000000000DC0000-memory.dmp	upx
behavioral1/memory/2800-139-0x0000000000D20000-0x0000000000DC0000-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
2800	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe
2800	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe
2800	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe
2800	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 988	2800	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe	79
PID 2800 wrote to memory of 988	2800	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe	79
PID 2800 wrote to memory of 988	2800	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe	79
PID 2800 wrote to memory of 4240	2800	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe	80
PID 2800 wrote to memory of 4240	2800	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe	80
PID 2800 wrote to memory of 4240	2800	b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe	80

C:\Users\Admin\AppData\Local\Temp\b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe
"C:\Users\Admin\AppData\Local\Temp\b6dad077d0f3ee36d86a9c567b5fb4a7169efcdd20fcb39f0aa33128e0a20353.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2800
- 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:988
- 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:4240

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/988-133-0x0000000000000000-mapping.dmp

Download
memory/2800-132-0x0000000000D20000-0x0000000000DC0000-memory.dmp

Filesize
640KB

Download
memory/2800-138-0x0000000000D20000-0x0000000000DC0000-memory.dmp

Filesize
640KB

Download
memory/2800-139-0x0000000000D20000-0x0000000000DC0000-memory.dmp

Filesize
640KB

Download
memory/4240-136-0x0000000000000000-mapping.dmp

Download