427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228

Analysis

max time kernel
144s
max time network
147s
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, 13:55

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General

Target

427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe
Size

277KB
MD5

77e4bc463e974436eb430011274fcec5
SHA1

35b9e66657765e75309515cd1df9dba285882d39
SHA256

427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228
SHA512

5563bd979239cb1d303b7d06b51795f2786885b9aa14a594aa3af27cf83af3bd95710c65824384a06f0c802e357a2f8d2744d69fa8defe9c34729ebf5219c692
SSDEEP

6144:XXzKdNY49u8rV1Jm44kx2/bQcFf01netMP:oa4AGJm44ZFf01n

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4452	ITS SB App Switch.exe
4464	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/3500-128-0x0000000000D30000-0x0000000000DD0000-memory.dmp	upx
behavioral1/memory/3500-220-0x0000000000D30000-0x0000000000DD0000-memory.dmp	upx
behavioral1/memory/3500-221-0x0000000000D30000-0x0000000000DD0000-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
3500	427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe
3500	427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe
3500	427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe
3500	427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3500 wrote to memory of 4452	3500	427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe	66
PID 3500 wrote to memory of 4452	3500	427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe	66
PID 3500 wrote to memory of 4452	3500	427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe	66
PID 3500 wrote to memory of 4464	3500	427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe	67
PID 3500 wrote to memory of 4464	3500	427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe	67
PID 3500 wrote to memory of 4464	3500	427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe	67

C:\Users\Admin\AppData\Local\Temp\427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe
"C:\Users\Admin\AppData\Local\Temp\427f9ed4f1194339962918a877463082c6a404498f0bf446e7f171797de95228.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3500
- 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:4452
- 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:4464

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/3500-154-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-158-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-124-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-125-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-126-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-127-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-128-0x0000000000D30000-0x0000000000DD0000-memory.dmp

Filesize
640KB

Download
memory/3500-131-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-130-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-132-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-133-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-129-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-134-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-135-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-136-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-137-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-139-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-140-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-141-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-142-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-138-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-143-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-144-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-146-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-145-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-147-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-148-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-149-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-150-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-151-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-152-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-153-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-120-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-157-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-123-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-156-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-155-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-159-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-160-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-161-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-162-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-221-0x0000000000D30000-0x0000000000DD0000-memory.dmp

Filesize
640KB

Download
memory/3500-220-0x0000000000D30000-0x0000000000DD0000-memory.dmp

Filesize
640KB

Download
memory/3500-121-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-122-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-183-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-180-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-172-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-178-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-169-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-175-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/3500-174-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4452-165-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-186-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-185-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-171-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-179-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-181-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-173-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-170-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-176-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-187-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-188-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-184-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-182-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-168-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download
memory/4464-177-0x00000000778E0000-0x0000000077A6E000-memory.dmp

Filesize
1.6MB

Download