b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494

Analysis

max time kernel
54s
max time network
71s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
14/02/2023, 08:10

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General

Target

b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe
Size

277KB
MD5

27b740bab165d610065ccfb393556d06
SHA1

d5a60908adaa8314c7d9093863ac99eaedb1ca48
SHA256

b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494
SHA512

03f0a3d27e512fe9b0a1c231c5f1d5e6a992eb5220dafff34c2803db4f1007254f0362954f2e079411a09e1db4626cb6e52faefae4bd318953ab83f8dde22835
SSDEEP

6144:jXzKdNY49u8rVaRbT/TRPkTMekKJg01netX:ca4Anl/tPCNk4g01s

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1840	ITS SB App Switch.exe
4368	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/2728-127-0x0000000001070000-0x0000000001110000-memory.dmp	upx
behavioral1/memory/2728-214-0x0000000001070000-0x0000000001110000-memory.dmp	upx
behavioral1/memory/2728-215-0x0000000001070000-0x0000000001110000-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
2728	b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe
2728	b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe
2728	b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe
2728	b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 1840	2728	b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe	66
PID 2728 wrote to memory of 1840	2728	b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe	66
PID 2728 wrote to memory of 1840	2728	b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe	66
PID 2728 wrote to memory of 4368	2728	b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe	67
PID 2728 wrote to memory of 4368	2728	b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe	67
PID 2728 wrote to memory of 4368	2728	b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe	67

C:\Users\Admin\AppData\Local\Temp\b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe
"C:\Users\Admin\AppData\Local\Temp\b9633ce49cf1ac1e7f548f5d2ba7955e8e9f4d6555d12d76b4e2dd1cad613494.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2728
- 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:1840
- 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:4368

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/2728-147-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-150-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-117-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-118-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-148-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-120-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-121-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-122-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-124-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-125-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-126-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-123-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-127-0x0000000001070000-0x0000000001110000-memory.dmp

Filesize
640KB

Download
memory/2728-128-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-129-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-130-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-131-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-132-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-133-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-134-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-135-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-136-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-137-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-139-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-138-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-140-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-141-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-142-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-143-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-145-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-146-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-115-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-119-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-116-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-215-0x0000000001070000-0x0000000001110000-memory.dmp

Filesize
640KB

Download
memory/2728-144-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-151-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-152-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-153-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-154-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-155-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-156-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-157-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-164-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-169-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-214-0x0000000001070000-0x0000000001110000-memory.dmp

Filesize
640KB

Download
memory/2728-166-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-182-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-149-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-178-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-176-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/2728-173-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-163-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-183-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-174-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-168-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-167-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-165-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-171-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-181-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-180-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-172-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-177-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-175-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-170-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-162-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download
memory/4368-179-0x0000000077100000-0x000000007728E000-memory.dmp

Filesize
1.6MB

Download