f1b56380123826315f6b16493495fee2dcb99a578dca5a39d410d12326cb2b7c

Analysis

max time kernel
38s
max time network
41s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-10-2022 20:11

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General

Target

documents-7847.lnk
Size

2KB
MD5

1364162c7733c1855f0ab20dd96c4de8
SHA1

4b7ee7ae44f737efcb16df0c0645ffed02b4e612
SHA256

26e3bfd68030ff843260fd5dffe2e2206d4bf02d3dcc22a159262598584e5830
SHA512

dbef2720f9a1adb356aba90d51829d48b47a29614893edc347e5937d097e3022d25ad4a2024b0700af1cea2b737f6b9914ffdc52ec5d6d2f862bb060dfd7c021

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1940	forthcame.exe

Loads dropped DLL 1 IoCs

pid	Process
880	cmd.exe

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 18 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 880	1672	cmd.exe	28
PID 1672 wrote to memory of 880	1672	cmd.exe	28
PID 1672 wrote to memory of 880	1672	cmd.exe	28
PID 880 wrote to memory of 1612	880	cmd.exe	30
PID 880 wrote to memory of 1612	880	cmd.exe	30
PID 880 wrote to memory of 1612	880	cmd.exe	30
PID 880 wrote to memory of 316	880	cmd.exe	31
PID 880 wrote to memory of 316	880	cmd.exe	31
PID 880 wrote to memory of 316	880	cmd.exe	31
PID 880 wrote to memory of 436	880	cmd.exe	32
PID 880 wrote to memory of 436	880	cmd.exe	32
PID 880 wrote to memory of 436	880	cmd.exe	32
PID 880 wrote to memory of 1040	880	cmd.exe	33
PID 880 wrote to memory of 1040	880	cmd.exe	33
PID 880 wrote to memory of 1040	880	cmd.exe	33
PID 880 wrote to memory of 1940	880	cmd.exe	34
PID 880 wrote to memory of 1940	880	cmd.exe	34
PID 880 wrote to memory of 1940	880	cmd.exe	34

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\documents-7847.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\yurts.cmd" "
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:880
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /S /D /c" echo f"
    3⤵
    PID:1612
- - C:\Windows\system32\xcopy.exe
    xcopy C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\forthcame.exe /h /s /e
    3⤵
    PID:316
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /S /D /c" echo f"
    3⤵
    PID:436
- - C:\Windows\system32\xcopy.exe
    xcopy templates642.png C:\Users\Admin\AppData\Local\Temp\28434.3357 /h /s /e
    3⤵
    PID:1040
- - C:\Users\Admin\AppData\Local\Temp\forthcame.exe
    C:\Users\Admin\AppData\Local\Temp\forthcame.exe C:\Users\Admin\AppData\Local\Temp\28434.3357,#1
    3⤵
    - Executes dropped EXE
    PID:1940

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\forthcame.exe

Filesize
44KB

MD5
dd81d91ff3b0763c392422865c9ac12e

SHA1
963b55acc8c566876364716d5aafa353995812a8

SHA256
f5691b8f200e3196e6808e932630e862f8f26f31cd949981373f23c9d87db8b9

SHA512
8a5036ccab9c9e71deb4ecb9598528ca19c2d697a836846d23e1547b24172fa236a798092c7db676929abff830e40f52ce8f3b3bdd8d4c2553d7c021fceaf120

Download Submit
\Users\Admin\AppData\Local\Temp\forthcame.exe

Filesize
44KB

MD5
dd81d91ff3b0763c392422865c9ac12e

SHA1
963b55acc8c566876364716d5aafa353995812a8

SHA256
f5691b8f200e3196e6808e932630e862f8f26f31cd949981373f23c9d87db8b9

SHA512
8a5036ccab9c9e71deb4ecb9598528ca19c2d697a836846d23e1547b24172fa236a798092c7db676929abff830e40f52ce8f3b3bdd8d4c2553d7c021fceaf120

Download Submit
memory/316-149-0x0000000000000000-mapping.dmp

Download
memory/436-150-0x0000000000000000-mapping.dmp

Download
memory/880-90-0x0000000000000000-mapping.dmp

Download
memory/880-144-0x0000000001FF0000-0x0000000002000000-memory.dmp

Filesize
64KB

Download
memory/1040-151-0x0000000000000000-mapping.dmp

Download
memory/1612-148-0x0000000000000000-mapping.dmp

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memory/1672-54-0x000007FEFBC01000-0x000007FEFBC03000-memory.dmp

Filesize
8KB

Download
memory/1940-153-0x0000000000000000-mapping.dmp

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