8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b

Analysis

max time kernel
54s
max time network
72s
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, 22:31

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General

Target

8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe
Size

277KB
MD5

5fef9a0739c85d1ae981f44185ad6a7d
SHA1

4043f08b466e9499c2199f173594e3c41f0e9d65
SHA256

8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b
SHA512

2cea62edb5825fa6c2403e5015fe3fe2c7ae5054270a491264e39930a619e184d2cff2a079f4efa4170dd85a10d91d27e74fdfa0b24724fb6429e1b44c7b65f5
SSDEEP

6144:7XzKdNY49u8rV5WflOGvWz8mvP6rWXq01netg:Ea4AWGvWXw01n

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2320	ITS SB App Switch.exe
3088	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/564-132-0x0000000000310000-0x00000000003B0000-memory.dmp	upx
behavioral1/memory/564-219-0x0000000000310000-0x00000000003B0000-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
564	8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe
564	8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe
564	8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe
564	8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 564 wrote to memory of 2320	564	8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe	66
PID 564 wrote to memory of 2320	564	8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe	66
PID 564 wrote to memory of 2320	564	8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe	66
PID 564 wrote to memory of 3088	564	8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe	67
PID 564 wrote to memory of 3088	564	8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe	67
PID 564 wrote to memory of 3088	564	8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe	67

C:\Users\Admin\AppData\Local\Temp\8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe
"C:\Users\Admin\AppData\Local\Temp\8a3945d839fcaf1d41987127fdee56e0a9df1cae262750f103b375275e2d0d1b.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:564
- 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:2320
- 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:3088

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/564-153-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-155-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-122-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-123-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-120-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-125-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-126-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-127-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-129-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-128-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-130-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-132-0x0000000000310000-0x00000000003B0000-memory.dmp

Filesize
640KB

Download
memory/564-133-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-134-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-131-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-135-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-136-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-137-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-138-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-139-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-140-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-141-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-142-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-143-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-145-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-146-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-147-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-149-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-151-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-150-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-152-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-148-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-124-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-121-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-219-0x0000000000310000-0x00000000003B0000-memory.dmp

Filesize
640KB

Download
memory/564-144-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-156-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-157-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-158-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-159-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-160-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-161-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-162-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-170-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-175-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-178-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-172-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-187-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-154-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-183-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-182-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/564-181-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/2320-165-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-184-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-188-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-185-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-173-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-171-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-179-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-177-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-180-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-169-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-168-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-176-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-174-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download
memory/3088-186-0x0000000077D60000-0x0000000077EEE000-memory.dmp

Filesize
1.6MB

Download