39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
15-10-2023 16:50

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General

Target

39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe
Size

266KB
MD5

1e7dbd659e983f300ddbe9c430b63ac0
SHA1

eaf55b097701117e576ec6a28c3ce7e48ec243cc
SHA256

39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4
SHA512

78217c81185a46932bf9029af92f205d74b3fab1ad05103d87e497cafdee6f337ad1953deded1ea68d35060432bde104b3b41e21d23366bdb40c69873c9d0eee
SSDEEP

3072:nNXEGZJWhfNFC4S60+XoLczrVmXi+vZgWKK8/3UuwiDIAkJhgDdei5H01ne4PK:NXzKdNY49u8rVmvZ9ypDIAygDD01net

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-1-5-21-3027552071-446050021-1254071215-1000\Control Panel\International\Geo\Nation	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe

Executes dropped EXE 2 IoCs

pid	Process
1100	ITS SB App Switch.exe
4524	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/4608-0-0x0000000000840000-0x00000000008E0000-memory.dmp	upx
behavioral1/memory/4608-14-0x0000000000840000-0x00000000008E0000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4608	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe
4608	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe
4608	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe
4608	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4608 wrote to memory of 1100	4608	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe	83
PID 4608 wrote to memory of 1100	4608	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe	83
PID 4608 wrote to memory of 1100	4608	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe	83
PID 4608 wrote to memory of 4524	4608	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe	84
PID 4608 wrote to memory of 4524	4608	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe	84
PID 4608 wrote to memory of 4524	4608	39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe	84

C:\Users\Admin\AppData\Local\Temp\39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe
"C:\Users\Admin\AppData\Local\Temp\39200b8b5ba30155a4edddcc7f86df43e652ea783245c9a7225dc63baf8169b4.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4608
- 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:1100
- 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:4524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/4608-0-0x0000000000840000-0x00000000008E0000-memory.dmp

Filesize
640KB

Download
memory/4608-14-0x0000000000840000-0x00000000008E0000-memory.dmp

Filesize
640KB

Download