8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4

Analysis

max time kernel
76s
max time network
183s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
12/02/2023, 19:45

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General

Target

8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe
Size

277KB
MD5

c82d3a4a8ad06d2a340dc71fed4eb9c0
SHA1

0abaf8790c051ab77ba41df713ff3b6a94965a87
SHA256

8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4
SHA512

41c7fa7d3754cc39562040f1c1bbfb38cc8964597d9750ae5605738abcf37fc4b513487ffddedbc2aae9d2ade7c80b683a8fd21f7e7b99264beeb355e9d64c77
SSDEEP

6144:vXzKdNY49u8rVSV37CzJTeB6IxACs2ShY01netS:wa4A5CzU0IpLShY01p

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4540	ITS SB App Switch.exe
4596	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4288-122-0x00000000009C0000-0x0000000000A60000-memory.dmp	upx
behavioral1/memory/4288-158-0x00000000009C0000-0x0000000000A60000-memory.dmp	upx
behavioral1/memory/4288-218-0x00000000009C0000-0x0000000000A60000-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
4288	8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe
4288	8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe
4288	8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe
4288	8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4288 wrote to memory of 4540	4288	8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe	66
PID 4288 wrote to memory of 4540	4288	8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe	66
PID 4288 wrote to memory of 4540	4288	8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe	66
PID 4288 wrote to memory of 4596	4288	8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe	67
PID 4288 wrote to memory of 4596	4288	8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe	67
PID 4288 wrote to memory of 4596	4288	8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe	67

C:\Users\Admin\AppData\Local\Temp\8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe
"C:\Users\Admin\AppData\Local\Temp\8c791544b2fc7212822c0a878ec45ced0244e29b86834b5e870076556de2f8b4.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4288
- 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:4540
- 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:4596

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/4288-148-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-151-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-118-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-119-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-120-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-121-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-122-0x00000000009C0000-0x0000000000A60000-memory.dmp

Filesize
640KB

Download
memory/4288-123-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-124-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-125-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-126-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-127-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-128-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-129-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-130-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-131-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-132-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-133-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-134-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-135-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-136-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-137-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-138-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-139-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-140-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-141-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-142-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-143-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-144-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-145-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-146-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-147-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-116-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-152-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-117-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-150-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-149-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-153-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-154-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-155-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-156-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-157-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-158-0x00000000009C0000-0x0000000000A60000-memory.dmp

Filesize
640KB

Download
memory/4288-159-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-167-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-171-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-173-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-218-0x00000000009C0000-0x0000000000A60000-memory.dmp

Filesize
640KB

Download
memory/4288-185-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-183-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-180-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4288-175-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4540-163-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4540-162-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-179-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-166-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-168-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-176-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-169-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-177-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-178-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-174-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-181-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-182-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-172-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-184-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/4596-170-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download