1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb

Analysis

max time kernel
373s
max time network
425s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
11/02/2023, 16:56

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General

Target

1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe
Size

277KB
MD5

4039cfb33209f26cd3fe3094b3f63a42
SHA1

59e1552dd03ec00691c5da1808621f88a8b96916
SHA256

1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb
SHA512

ffd99f364a5c9bda34658b1d9c15ed801af148a054c0c42c539a6cf8bb0f4548c1bf6b29248ff8be1d424bb239a3617edd1018a965d8551087fedd4727261994
SSDEEP

6144:EXzKdNY49u8rVv1okx2/bQcFy01nettD1:ra4A2oZFy01U

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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe

Executes dropped EXE 2 IoCs

pid	Process
1156	ITS SB App Switch.exe
1600	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/1016-132-0x0000000000290000-0x0000000000330000-memory.dmp	upx
behavioral1/memory/1016-133-0x0000000000290000-0x0000000000330000-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 2 IoCs

pid	Process
1016	1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe
1016	1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1016 wrote to memory of 1156	1016	1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe	81
PID 1016 wrote to memory of 1156	1016	1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe	81
PID 1016 wrote to memory of 1156	1016	1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe	81
PID 1016 wrote to memory of 1600	1016	1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe	83
PID 1016 wrote to memory of 1600	1016	1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe	83
PID 1016 wrote to memory of 1600	1016	1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe	83

C:\Users\Admin\AppData\Local\Temp\1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe
"C:\Users\Admin\AppData\Local\Temp\1595d1c4bc9aeb41a1aaafbfc46ef3b50aa52bc25e1f717869ebb48fb9363dfb.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1016
- 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:1156
- 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:1600

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/1016-132-0x0000000000290000-0x0000000000330000-memory.dmp

Filesize
640KB

Download
memory/1016-133-0x0000000000290000-0x0000000000330000-memory.dmp

Filesize
640KB

Download