c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c

Analysis

max time kernel
146s
max time network
154s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
22-05-2024 22:54

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General

Target

c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe
Size

266KB
MD5

f17e5addfce07cb1488242cf30fbd0bd
SHA1

ebe5f4a765e18322d833324643bc7d98bafabc7d
SHA256

c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c
SHA512

fe5b5f1b1ea5f1e3c80365bb9380f16d3f2fc67364f91c943dc6451553abf1642f0c80bb701b3b3760ce7287d2e094cdc6ab6c7b9dac89ec79dc0cea428859a5
SSDEEP

3072:0NXEGZJWhfNFC4S60+XoLczrVmXdBAA846qs0BVH0XNn2qcyFspH01ne4PK:CXzKdNY49u8rVcXBSXNn2qNQ01net

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

ITS SB App Switch.exeITS SB App Switch.exe

pid process

4892 ITS SB App Switch.exe
3556 ITS SB App Switch.exe

pid	process
4892	ITS SB App Switch.exe
3556	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4356-0-0x00000000001F0000-0x0000000000290000-memory.dmp	upx
behavioral2/memory/4356-14-0x00000000001F0000-0x0000000000290000-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

Processes:

c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe

pid	process
4356	c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe
4356	c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe
4356	c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe
4356	c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe

description	pid	process	target process
PID 4356 wrote to memory of 4892	4356	c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe	ITS SB App Switch.exe
PID 4356 wrote to memory of 4892	4356	c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe	ITS SB App Switch.exe
PID 4356 wrote to memory of 4892	4356	c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe	ITS SB App Switch.exe
PID 4356 wrote to memory of 3556	4356	c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe	ITS SB App Switch.exe
PID 4356 wrote to memory of 3556	4356	c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe	ITS SB App Switch.exe
PID 4356 wrote to memory of 3556	4356	c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe	ITS SB App Switch.exe

C:\Users\Admin\AppData\Local\Temp\c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe
"C:\Users\Admin\AppData\Local\Temp\c1bc1e83b5fee3e60b8c839d0e731090b679fdef9e0568c3c21fbfbf1fb9bd1c.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4356
- 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:4892
- 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:3556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/4356-0-0x00000000001F0000-0x0000000000290000-memory.dmp

Filesize
640KB

Download
memory/4356-14-0x00000000001F0000-0x0000000000290000-memory.dmp

Filesize
640KB

Download