431c267c1dfadb1e05713c3ebebfb4feddee988b1b30232facf8cd76064e0e1b

Analysis

max time kernel
150s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
14/06/2023, 18:31

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General

Target

setupBKISrv5S.exe
Size

1.3MB
MD5

e1b36d307f9bc01f2ca81316da00cbcd
SHA1

c8d6b3a4f988efab0e01f2ed8ba9dce8edaf4595
SHA256

431c267c1dfadb1e05713c3ebebfb4feddee988b1b30232facf8cd76064e0e1b
SHA512

e3c43e18ef54aec3faf6f96a050d5bbfc8e91628709954812a195b940eee1f09e920e4dbe25338d7c64b3e4aae3f24a6cd12bdedc988fc9f1688906b6dd423b5
SSDEEP

24576:YVu+pYnOHCEcoc3EYekNudik90C5OzFYT6Vmsfht6uhsEnpr0eIvTI/nQP5y:YVu+pYnOYHz9kZgzFVVBJt6u2Enpr0HO

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3484	INS9A22.tmp

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 452 wrote to memory of 3484	452	setupBKISrv5S.exe	83
PID 452 wrote to memory of 3484	452	setupBKISrv5S.exe	83
PID 452 wrote to memory of 3484	452	setupBKISrv5S.exe	83

C:\Users\Admin\AppData\Local\Temp\setupBKISrv5S.exe
"C:\Users\Admin\AppData\Local\Temp\setupBKISrv5S.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:452
- C:\Users\Admin\AppData\Local\Temp\INS9A22.tmp
  C:\Users\Admin\AppData\Local\Temp\INS9A22.tmp /SL3 $9002C C:\Users\Admin\AppData\Local\Temp\setupBKISrv5S.exe 1390159 1393338 61952
  2⤵
  - Executes dropped EXE
  PID:3484

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\INS9A22.tmp

Filesize
377KB

MD5
ec2a3559ef793d976d3f72252ade0b68

SHA1
1673ad41b3683d9fde4e331ef97711af05c4c014

SHA256
995ca25e8ac883429e67e2985887c2dc122e4d3cca48d6ab5b545e6a896ae2e1

SHA512
a9f77b1735eb88e3ed790a0bb00637a616c33414cbb6f0b582322759a3bea3bf2fd7a334f92c17dd9f1669acdacc7551611ecedb80c11e999ddd120f104355b1

Download Submit
C:\Users\Admin\AppData\Local\Temp\INS9A22.tmp

Filesize
377KB

MD5
ec2a3559ef793d976d3f72252ade0b68

SHA1
1673ad41b3683d9fde4e331ef97711af05c4c014

SHA256
995ca25e8ac883429e67e2985887c2dc122e4d3cca48d6ab5b545e6a896ae2e1

SHA512
a9f77b1735eb88e3ed790a0bb00637a616c33414cbb6f0b582322759a3bea3bf2fd7a334f92c17dd9f1669acdacc7551611ecedb80c11e999ddd120f104355b1

Download Submit
memory/452-141-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3484-140-0x00000000021E0000-0x00000000021E1000-memory.dmp

Filesize
4KB

Download
memory/3484-142-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

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