fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9

Analysis

max time kernel
145s
max time network
147s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
13/02/2023, 21:25

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General

Target

fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe
Size

277KB
MD5

5b5eecfef94ab99ea668a4cecad9e47a
SHA1

904c9937ac06c4f0d0f03d489f04d55601a86c68
SHA256

fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9
SHA512

597cc7595dd42cbe11d0ab32f4252c419fc5cffbb6b02c0ebee6556ac2a449605dbb3ddf55dc84f29271b3e3d5d9f89539ba846ce40e3f58191442974a2519b9
SSDEEP

6144:LXzKdNY49u8rVeHreW9mdB7Les+eFMBxIv01netu:Ua4AxrhMBu/eF+c01V

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2076	ITS SB App Switch.exe
5048	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/3828-128-0x0000000000F00000-0x0000000000FA0000-memory.dmp	upx
behavioral1/memory/3828-215-0x0000000000F00000-0x0000000000FA0000-memory.dmp	upx
behavioral1/memory/3828-216-0x0000000000F00000-0x0000000000FA0000-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
3828	fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe
3828	fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe
3828	fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe
3828	fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3828 wrote to memory of 2076	3828	fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe	66
PID 3828 wrote to memory of 2076	3828	fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe	66
PID 3828 wrote to memory of 2076	3828	fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe	66
PID 3828 wrote to memory of 5048	3828	fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe	67
PID 3828 wrote to memory of 5048	3828	fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe	67
PID 3828 wrote to memory of 5048	3828	fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe	67

C:\Users\Admin\AppData\Local\Temp\fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe
"C:\Users\Admin\AppData\Local\Temp\fa3dc2f96a869e0b4cba5d806cdbba74e17249dca93b95aa89552296624f2bf9.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3828
- 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:2076
- 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:5048

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/3828-150-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-154-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-121-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-122-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-151-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-125-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-126-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-124-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-128-0x0000000000F00000-0x0000000000FA0000-memory.dmp

Filesize
640KB

Download
memory/3828-127-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-129-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-130-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-131-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-132-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-133-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-134-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-135-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-136-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-137-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-138-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-139-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-140-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-141-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-142-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-143-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-144-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-145-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-146-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-147-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-148-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-149-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-116-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-123-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-120-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-178-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-152-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-155-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-156-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-157-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-158-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-119-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-216-0x0000000000F00000-0x0000000000FA0000-memory.dmp

Filesize
640KB

Download
memory/3828-118-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-117-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-215-0x0000000000F00000-0x0000000000FA0000-memory.dmp

Filesize
640KB

Download
memory/3828-164-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-165-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-175-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-168-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-184-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-182-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-171-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-153-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-173-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-167-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-163-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-176-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-170-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-179-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-172-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-183-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-169-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-174-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-181-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-177-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-166-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/5048-180-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download