03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46

Analysis

max time kernel
50s
max time network
53s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
13/02/2023, 21:39

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General

Target

03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe
Size

277KB
MD5

13bfb798a53af993790b0c53b614e419
SHA1

196a11f7d3f1ca5bb1c1cfdef405c36fb5574c47
SHA256

03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46
SHA512

e6efe6d059aba955e974a2c76f3c3055d711c0bf29d9752676bf9560e990eb73cb5d506b99f0ac4b62ed2cab650779327db3ff441333ea7b0d02aae185950e6f
SSDEEP

6144:yXzKdNY49u8rVN7t1svT/TRPkTMekKG01netM:Ba4Aei7/tPCNkv013

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
956	ITS SB App Switch.exe
1404	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/1928-133-0x0000000001130000-0x00000000011D0000-memory.dmp	upx
behavioral1/memory/1928-220-0x0000000001130000-0x00000000011D0000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1928	03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe
1928	03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe
1928	03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe
1928	03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1928 wrote to memory of 956	1928	03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe	66
PID 1928 wrote to memory of 956	1928	03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe	66
PID 1928 wrote to memory of 956	1928	03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe	66
PID 1928 wrote to memory of 1404	1928	03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe	67
PID 1928 wrote to memory of 1404	1928	03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe	67
PID 1928 wrote to memory of 1404	1928	03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe	67

C:\Users\Admin\AppData\Local\Temp\03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe
"C:\Users\Admin\AppData\Local\Temp\03c38f71cf73c6396016c3b1758e74bb4d4a3e6d1422d0f5141f53e62f2e6f46.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1928
- 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:956
- 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:1404

Network

MITRE ATT&CK Enterprise v6

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
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/956-165-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-184-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-185-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-173-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-179-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-187-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-186-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-170-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-182-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-181-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-177-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-175-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-172-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1404-168-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-137-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-138-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-140-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-141-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-142-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-143-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-144-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-146-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-145-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-147-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-148-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-149-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-150-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-151-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-152-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-153-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-154-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-155-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-156-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-157-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-158-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-159-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-160-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-161-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-162-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-139-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-120-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-169-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-171-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-136-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-174-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-135-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-134-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-133-0x0000000001130000-0x00000000011D0000-memory.dmp

Filesize
640KB

Download
memory/1928-132-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-131-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-130-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-188-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-128-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-129-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-183-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-180-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-127-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-178-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-176-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-126-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-125-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-124-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-123-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-122-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-121-0x0000000077D70000-0x0000000077EFE000-memory.dmp

Filesize
1.6MB

Download
memory/1928-220-0x0000000001130000-0x00000000011D0000-memory.dmp

Filesize
640KB

Download