b1f307455db3f8e39db0e14f75aab8b47b53f2510b8c037ed798f8431c945185

Analysis

max time kernel
145s
max time network
148s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
07/10/2022, 19:25

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General

Target

b1f307455db3f8e39db0e14f75aab8b47b53f2510b8c037ed798f8431c945185.exe
Size

1.4MB
MD5

8ed84d51ecf9da4547d393b0692853ee
SHA1

7918c94094a0e47583fc08ee050be78d1bf319d3
SHA256

b1f307455db3f8e39db0e14f75aab8b47b53f2510b8c037ed798f8431c945185
SHA512

7868389075517c529ad3701545b005ddc04b8867aa986d105162eb42f4f6aa5e49f1205b285b5af66519e2bcc2355e9d3e751858072f8c8fe957d37ba57a42a8
SSDEEP

24576:I/XEXjJSFHUKmIWioFTrJmSf3aq6jhWaX+5BSc6lWafmNDTekz:I/oSmBCq6dWaEUc6sbDTt

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
3424	rundll32.exe
2288	rundll32.exe
2288	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000_Classes\Local Settings	b1f307455db3f8e39db0e14f75aab8b47b53f2510b8c037ed798f8431c945185.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 3572	1304	b1f307455db3f8e39db0e14f75aab8b47b53f2510b8c037ed798f8431c945185.exe	66
PID 1304 wrote to memory of 3572	1304	b1f307455db3f8e39db0e14f75aab8b47b53f2510b8c037ed798f8431c945185.exe	66
PID 1304 wrote to memory of 3572	1304	b1f307455db3f8e39db0e14f75aab8b47b53f2510b8c037ed798f8431c945185.exe	66
PID 3572 wrote to memory of 3424	3572	control.exe	68
PID 3572 wrote to memory of 3424	3572	control.exe	68
PID 3572 wrote to memory of 3424	3572	control.exe	68
PID 3424 wrote to memory of 3992	3424	rundll32.exe	69
PID 3424 wrote to memory of 3992	3424	rundll32.exe	69
PID 3992 wrote to memory of 2288	3992	RunDll32.exe	70
PID 3992 wrote to memory of 2288	3992	RunDll32.exe	70
PID 3992 wrote to memory of 2288	3992	RunDll32.exe	70

C:\Users\Admin\AppData\Local\Temp\b1f307455db3f8e39db0e14f75aab8b47b53f2510b8c037ed798f8431c945185.exe
"C:\Users\Admin\AppData\Local\Temp\b1f307455db3f8e39db0e14f75aab8b47b53f2510b8c037ed798f8431c945185.exe"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Temp\CVy2BKEN.cpl",
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3572
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\CVy2BKEN.cpl",
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:3424
  - - C:\Windows\system32\RunDll32.exe
      C:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\CVy2BKEN.cpl",
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3992
    - - C:\Windows\SysWOW64\rundll32.exe
        
        "C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Temp\CVy2BKEN.cpl",
        5⤵
        Loads dropped DLL
        
        PID:2288

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\CVy2BKEN.cpl

Filesize
1.6MB

MD5
3f28ad70ea3ee18632614bac76864dc8

SHA1
5b3c0fcafb185648ebab13d8db077f6c70351fd7

SHA256
040b7cd4db33f85275165cf9b898f50734f70c7e03bfe5d34b78896f16ef2454

SHA512
a1ec70a9dd6138a961ce23a66e522a1a933652d379ded5ac925ffd27b775deacd288ebc060db622b799f0ce3461b53722130158146d8dc7ed31e1e5f530acdd2

Download Submit
\Users\Admin\AppData\Local\Temp\CVy2bKEn.cpl

Filesize
1.6MB

MD5
3f28ad70ea3ee18632614bac76864dc8

SHA1
5b3c0fcafb185648ebab13d8db077f6c70351fd7

SHA256
040b7cd4db33f85275165cf9b898f50734f70c7e03bfe5d34b78896f16ef2454

SHA512
a1ec70a9dd6138a961ce23a66e522a1a933652d379ded5ac925ffd27b775deacd288ebc060db622b799f0ce3461b53722130158146d8dc7ed31e1e5f530acdd2

Download Submit
\Users\Admin\AppData\Local\Temp\CVy2bKEn.cpl

Filesize
1.6MB

MD5
3f28ad70ea3ee18632614bac76864dc8

SHA1
5b3c0fcafb185648ebab13d8db077f6c70351fd7

SHA256
040b7cd4db33f85275165cf9b898f50734f70c7e03bfe5d34b78896f16ef2454

SHA512
a1ec70a9dd6138a961ce23a66e522a1a933652d379ded5ac925ffd27b775deacd288ebc060db622b799f0ce3461b53722130158146d8dc7ed31e1e5f530acdd2

Download Submit
\Users\Admin\AppData\Local\Temp\CVy2bKEn.cpl

Filesize
1.6MB

MD5
3f28ad70ea3ee18632614bac76864dc8

SHA1
5b3c0fcafb185648ebab13d8db077f6c70351fd7

SHA256
040b7cd4db33f85275165cf9b898f50734f70c7e03bfe5d34b78896f16ef2454

SHA512
a1ec70a9dd6138a961ce23a66e522a1a933652d379ded5ac925ffd27b775deacd288ebc060db622b799f0ce3461b53722130158146d8dc7ed31e1e5f530acdd2

Download Submit
memory/1304-158-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-169-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-123-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-125-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-126-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-128-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-129-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-130-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-131-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-132-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-159-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-134-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-135-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-136-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-137-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-138-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-139-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-140-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-141-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-142-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-143-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-144-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-145-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-146-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-147-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-148-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-149-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-150-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-151-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-152-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-153-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-154-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-155-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-156-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-161-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-157-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-133-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-122-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-121-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-162-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-163-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-164-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-165-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-166-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-167-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-168-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-160-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-170-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-171-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-172-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-173-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-174-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-175-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-176-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-177-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-178-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-179-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-180-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-181-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-182-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-183-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-184-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-185-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/1304-120-0x0000000077D10000-0x0000000077E9E000-memory.dmp

Filesize
1.6MB

Download
memory/2288-341-0x0000000004940000-0x0000000004A5C000-memory.dmp

Filesize
1.1MB

Download
memory/2288-342-0x0000000004B50000-0x0000000004C39000-memory.dmp

Filesize
932KB

Download
memory/2288-351-0x0000000004B50000-0x0000000004C39000-memory.dmp

Filesize
932KB

Download
memory/3424-280-0x0000000004E70000-0x0000000004F8C000-memory.dmp

Filesize
1.1MB

Download
memory/3424-281-0x0000000005080000-0x0000000005169000-memory.dmp

Filesize
932KB

Download
memory/3424-352-0x0000000005080000-0x0000000005169000-memory.dmp

Filesize
932KB

Download