b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95

Analysis

max time kernel
91s
max time network
99s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
23/05/2024, 05:16

Target

b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe
Size

266KB
MD5

691b745aa3c9f53a623887fda034009c
SHA1

1044741e515394e0c6f47991e38ee946abf0b964
SHA256

b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95
SHA512

53722da266b1033d5bb34dc14ed1933b7fe45015b6bad57b59b5aa17701c722343890c421d78b10ceb16c0b694aa0b96d029359f01108a92df7de356829708d8
SSDEEP

3072:yNXEGZJWhfNFC4S60+XoLczrVmXupCRqs0BVH0XNn2qcbLQEH01ne4PK:gXzKdNY49u8rVHDBSXNn2qM01net

Score

7^/10

upx

Executes dropped EXE 2 IoCs

pid	Process
1880	ITS SB App Switch.exe
2668	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

resource	yara_rule
behavioral2/memory/2500-0-0x0000000000AA0000-0x0000000000B40000-memory.dmp	upx
behavioral2/memory/2500-14-0x0000000000AA0000-0x0000000000B40000-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
2500	b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe
2500	b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe
2500	b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe
2500	b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 1880	2500	b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe	80
PID 2500 wrote to memory of 1880	2500	b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe	80
PID 2500 wrote to memory of 1880	2500	b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe	80
PID 2500 wrote to memory of 2668	2500	b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe	81
PID 2500 wrote to memory of 2668	2500	b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe	81
PID 2500 wrote to memory of 2668	2500	b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe	81

C:\Users\Admin\AppData\Local\Temp\b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe
"C:\Users\Admin\AppData\Local\Temp\b4b39fbcdcaf85254867c6199713688d26cc725d627fb528c857f723b6b3de95.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2500
- 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:1880
- 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:2668

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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/2500-0-0x0000000000AA0000-0x0000000000B40000-memory.dmp

Filesize
640KB

Download
memory/2500-14-0x0000000000AA0000-0x0000000000B40000-memory.dmp

Filesize
640KB

Download