2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2

Analysis

max time kernel
147s
max time network
156s
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, 21:30

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General

Target

2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe
Size

266KB
MD5

8d5065ff3cb532dbf7233962d81485bf
SHA1

72b93d85c0080553b98b1d3f68d2139a1d5225b0
SHA256

2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2
SHA512

9d3be1a24f9311a22022cb8b994f27b683a41ec9fc34b94de2dd6593824622842bb0d3f5cb2641bc3d0490711b027d567899736d3e0d375dfaecabf291133fd1
SSDEEP

6144:lXzKdNY49u8rVP6btCNhkx2/bQcFj01net:Wa4AY6bsNhZFj01

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-1-5-21-776854024-226333264-2052258302-1000\Control Panel\International\Geo\Nation	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe

Executes dropped EXE 2 IoCs

pid	Process
3752	ITS SB App Switch.exe
1480	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/5012-0-0x00000000000B0000-0x0000000000150000-memory.dmp	upx
behavioral1/memory/5012-10-0x00000000000B0000-0x0000000000150000-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
5012	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe
5012	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe
5012	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe
5012	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5012 wrote to memory of 3752	5012	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe	87
PID 5012 wrote to memory of 3752	5012	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe	87
PID 5012 wrote to memory of 3752	5012	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe	87
PID 5012 wrote to memory of 1480	5012	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe	88
PID 5012 wrote to memory of 1480	5012	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe	88
PID 5012 wrote to memory of 1480	5012	2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe	88

C:\Users\Admin\AppData\Local\Temp\2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe
"C:\Users\Admin\AppData\Local\Temp\2b91f21c59060a05b6e093471fb69608355335f669fd1f631b7ea1a6e1a9eaa2.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5012
- 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:3752
- 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:1480

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
memory/5012-0-0x00000000000B0000-0x0000000000150000-memory.dmp

Filesize
640KB

Download
memory/5012-10-0x00000000000B0000-0x0000000000150000-memory.dmp

Filesize
640KB

Download