9c65a410c58ddd53b45b943250b30b0690c4a3c91105a51052d7a8bdde68516e

Analysis

max time kernel
47s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 08:36

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General

Target

Power.Shutdown.exe
Size

1016KB
MD5

c744c900d7db01bf7acfc535ea68b320
SHA1

d0133c460aa13ad82b1da0ace41c08597642b3c4
SHA256

ed87e8f3fe080c284242c85770a6b692917d10b07c53e9013e8db20c885b813c
SHA512

05c7da1842ae8836e2e96b46352ac57e997079ca341d096e9c22c190f8cb966e6ab23ed6642a33eaaa3db61aea1295db08cefe21e60423815bcb485d0aef5372
SSDEEP

24576:Z2e2owJdy5IaXD9sP8rtBg4g6aRkHUREK9fY2Q6w+Pq7:Z2TowJdiT9s2nqk0mK9A9S8

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2008	is-B8NFG.tmp

Loads dropped DLL 3 IoCs

pid	Process
1720	Power.Shutdown.exe
2008	is-B8NFG.tmp
2008	is-B8NFG.tmp

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 2008	1720	Power.Shutdown.exe	27
PID 1720 wrote to memory of 2008	1720	Power.Shutdown.exe	27
PID 1720 wrote to memory of 2008	1720	Power.Shutdown.exe	27
PID 1720 wrote to memory of 2008	1720	Power.Shutdown.exe	27
PID 1720 wrote to memory of 2008	1720	Power.Shutdown.exe	27
PID 1720 wrote to memory of 2008	1720	Power.Shutdown.exe	27
PID 1720 wrote to memory of 2008	1720	Power.Shutdown.exe	27

C:\Users\Admin\AppData\Local\Temp\Power.Shutdown.exe
"C:\Users\Admin\AppData\Local\Temp\Power.Shutdown.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1720
- C:\Users\Admin\AppData\Local\Temp\is-H58GC.tmp\is-B8NFG.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-H58GC.tmp\is-B8NFG.tmp" /SL4 $70124 "C:\Users\Admin\AppData\Local\Temp\Power.Shutdown.exe" 801958 52736
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2008

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\is-H58GC.tmp\is-B8NFG.tmp

Filesize
657KB

MD5
3dafb498bb15d5260cb2c12b391a0d48

SHA1
c775ae9fdf18ab0ce38a8adffabe378f461e79a1

SHA256
c5d5f5f814c5bc4989d691442051e5e78cf1971eb9b773a7a26b438e58a73d7a

SHA512
a42f39a73bd4615490c6e33c017fa09f9992e3327d244b050b6634ad696d421170fd63ec5d5e66e92d112dc804eabd0bcd56494c9499d78fad8b46fe2ef32a31

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-H58GC.tmp\is-B8NFG.tmp

Filesize
657KB

MD5
3dafb498bb15d5260cb2c12b391a0d48

SHA1
c775ae9fdf18ab0ce38a8adffabe378f461e79a1

SHA256
c5d5f5f814c5bc4989d691442051e5e78cf1971eb9b773a7a26b438e58a73d7a

SHA512
a42f39a73bd4615490c6e33c017fa09f9992e3327d244b050b6634ad696d421170fd63ec5d5e66e92d112dc804eabd0bcd56494c9499d78fad8b46fe2ef32a31

Download Submit
\Users\Admin\AppData\Local\Temp\is-9EKMG.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-9EKMG.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-H58GC.tmp\is-B8NFG.tmp

Filesize
657KB

MD5
3dafb498bb15d5260cb2c12b391a0d48

SHA1
c775ae9fdf18ab0ce38a8adffabe378f461e79a1

SHA256
c5d5f5f814c5bc4989d691442051e5e78cf1971eb9b773a7a26b438e58a73d7a

SHA512
a42f39a73bd4615490c6e33c017fa09f9992e3327d244b050b6634ad696d421170fd63ec5d5e66e92d112dc804eabd0bcd56494c9499d78fad8b46fe2ef32a31

Download Submit
memory/1720-54-0x00000000757A1000-0x00000000757A3000-memory.dmp

Filesize
8KB

Download
memory/1720-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1720-64-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download