2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e

Analysis

max time kernel
121s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
10/05/2023, 10:50

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General

Target

2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe
Size

277KB
MD5

3d8c5bfdbf42919c6c8ed2e0e45a9a92
SHA1

f8b6df701276d0d484a8becaccfec7f10a8a9a98
SHA256

2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e
SHA512

94b2206c7c31385a944c4000324421043c46abb56fafa51b91439e6c796a4768d96858d55ae99c6a3f66072c312a0e55aebe7dff43159ca0eecc280e4fc4541f
SSDEEP

6144:6XzKdNY49u8rVmg2kx2/bQcFlD01netXq:5a4AdZFlD01oq

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1916-133-0x0000000000D10000-0x0000000000DB0000-memory.dmp	upx
behavioral1/memory/1916-143-0x0000000000D10000-0x0000000000DB0000-memory.dmp	upx

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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe

Executes dropped EXE 2 IoCs

pid	Process
1932	ITS SB App Switch.exe
1816	ITS SB App Switch.exe

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
1916	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe
1916	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe
1916	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe
1916	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 1932	1916	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe	87
PID 1916 wrote to memory of 1932	1916	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe	87
PID 1916 wrote to memory of 1932	1916	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe	87
PID 1916 wrote to memory of 1816	1916	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe	88
PID 1916 wrote to memory of 1816	1916	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe	88
PID 1916 wrote to memory of 1816	1916	2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe	88

C:\Users\Admin\AppData\Local\Temp\2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe
"C:\Users\Admin\AppData\Local\Temp\2f4e1e4758df248ce624b75e7d7b854d9c8d91dad80a03b8f40c9e09f8f7ac5e.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1916
- 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:1932
- 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:1816

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
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/1916-133-0x0000000000D10000-0x0000000000DB0000-memory.dmp

Filesize
640KB

Download
memory/1916-143-0x0000000000D10000-0x0000000000DB0000-memory.dmp

Filesize
640KB

Download