3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be

Analysis

max time kernel
93s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
15-04-2024 18:56

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General

Target

3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe
Size

266KB
MD5

3b25c79ca044174a0084d6f9eec400ca
SHA1

5e268b74f9c0886d93714d5d20065bf5f54ebd1d
SHA256

3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be
SHA512

ccd38d98364dfa4d0329e057bddef2e920bc450ea3be38d62dd35bf3879929115299aad678d46eadbc07039f3f4422c4aa0c883753905a0932b8a4d6f641583d
SSDEEP

3072:oNXEGZJWhfNFC4S60+XoLczrVmXD9ggrgCggW3KhEfVEoSQDrKNUgH01ne4PK:2XzKdNY49u8rVMTxifVEoSErc501net

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-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe

Executes dropped EXE 2 IoCs

pid	Process
4688	ITS SB App Switch.exe
3704	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/4684-0-0x0000000000470000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/4684-14-0x0000000000470000-0x0000000000510000-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
4684	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe
4684	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe
4684	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe
4684	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4684 wrote to memory of 4688	4684	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe	83
PID 4684 wrote to memory of 4688	4684	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe	83
PID 4684 wrote to memory of 4688	4684	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe	83
PID 4684 wrote to memory of 3704	4684	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe	84
PID 4684 wrote to memory of 3704	4684	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe	84
PID 4684 wrote to memory of 3704	4684	3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe	84

C:\Users\Admin\AppData\Local\Temp\3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe
"C:\Users\Admin\AppData\Local\Temp\3a5f38d98ed01f925e85d6a17da3c8da5096cd076884121a685c283d2c04b7be.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4684
- 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:4688
- 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:3704

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

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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
memory/4684-0-0x0000000000470000-0x0000000000510000-memory.dmp

Filesize
640KB

Download
memory/4684-14-0x0000000000470000-0x0000000000510000-memory.dmp

Filesize
640KB

Download