6a3c18c26e0c7d2bf5a96573d11054a20d6ace45626263e5b4996617decbef4b

Analysis

max time kernel
91s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2022 16:52

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General

Target

6a3c18c26e0c7d2bf5a96573d11054a20d6ace45626263e5b4996617decbef4b.exe
Size

139KB
MD5

af225de752e642dcf643c2e2d899495c
SHA1

867576cdbd4de3fc09b88a2c740f4bf950b4cd64
SHA256

6a3c18c26e0c7d2bf5a96573d11054a20d6ace45626263e5b4996617decbef4b
SHA512

d7270acff852c95d648e351c6a9055540e4b702724ba136daa0bc6c2bf70f63db47366f1b847bfa637accc61c75862f8e07b7534c40b3f27f4c701274611ca3b
SSDEEP

3072:jQIURTXJeMlorcVTSDhJF4pUykZKiom5uoYtXPEDUhKrqa:js9lor2TSDhJF4p0Zhom5LOzh4qa

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 9 IoCs

pid	Process
4416	rundll32.exe
3620	rundll32.exe
1556	6a3c18c26e0c7d2bf5a96573d11054a20d6ace45626263e5b4996617decbef4b.exe
336	WerFault.exe
3928	WerFault.exe
3928	WerFault.exe
3928	WerFault.exe
336	WerFault.exe
336	WerFault.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Adobe = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Comms\\Adobe\\swgkvdhhd.dll\",AVCConfigGetAPIExtW"	rundll32.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
336	1556	WerFault.exe	79
3928	336	WerFault.exe	84

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Adobe = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Comms\\Adobe\\swgkvdhhd.dll\",AVCConfigGetAPIExtW"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Adobe = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Comms\\Adobe\\swgkvdhhd.dll\",AVCConfigGetAPIExtW"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4416	rundll32.exe
4416	rundll32.exe
4416	rundll32.exe
4416	rundll32.exe
4416	rundll32.exe
4416	rundll32.exe
4416	rundll32.exe
4416	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3620	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1556 wrote to memory of 4416	1556	6a3c18c26e0c7d2bf5a96573d11054a20d6ace45626263e5b4996617decbef4b.exe	80
PID 1556 wrote to memory of 4416	1556	6a3c18c26e0c7d2bf5a96573d11054a20d6ace45626263e5b4996617decbef4b.exe	80
PID 1556 wrote to memory of 4416	1556	6a3c18c26e0c7d2bf5a96573d11054a20d6ace45626263e5b4996617decbef4b.exe	80
PID 4416 wrote to memory of 3620	4416	rundll32.exe	81
PID 4416 wrote to memory of 3620	4416	rundll32.exe	81
PID 4416 wrote to memory of 3620	4416	rundll32.exe	81

C:\Users\Admin\AppData\Local\Temp\6a3c18c26e0c7d2bf5a96573d11054a20d6ace45626263e5b4996617decbef4b.exe
"C:\Users\Admin\AppData\Local\Temp\6a3c18c26e0c7d2bf5a96573d11054a20d6ace45626263e5b4996617decbef4b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\swgkvdhhd\swgkvdhhd.dll",AVCConfigGetAPIExt
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4416
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Comms\Adobe\swgkvdhhd.dll",AVCConfigGetAPIExtW
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:3620
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1556 -s 852
  2⤵
  - Loads dropped DLL
  - Program crash
  PID:336
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 336 -s 496
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:3928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1556 -ip 1556
1⤵
PID:1392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 336 -ip 336
1⤵
PID:1708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3928 -ip 3928
1⤵
PID:2304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3928 -ip 3928
1⤵
PID:2812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3928 -ip 3928
1⤵
PID:3040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 336 -ip 336
1⤵
PID:4556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 336 -ip 336
1⤵
PID:4696

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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\Comms\Adobe\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
C:\Users\Admin\AppData\Local\Comms\Adobe\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
C:\Users\Admin\AppData\Local\Comms\Adobe\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
C:\Users\Admin\AppData\Local\Comms\Adobe\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
C:\Users\Admin\AppData\Local\Comms\Adobe\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
C:\Users\Admin\AppData\Local\Comms\Adobe\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
C:\Users\Admin\AppData\Local\Comms\Adobe\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
C:\Users\Admin\AppData\Local\Comms\Adobe\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
C:\Users\Admin\AppData\Local\Comms\Adobe\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
C:\Users\Admin\AppData\Local\Temp\swgkvdhhd\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
C:\Users\Admin\AppData\Local\Temp\swgkvdhhd\swgkvdhhd.dll

Filesize
320KB

MD5
900f93dd98873a312632acd711e261c3

SHA1
ac6db0699bf09ea73a3903a2e9f1a63126fb7272

SHA256
650e03c1631aee09c5303d1fb7601664a839ec74aae1fbdd4ac159f4aa2eca1f

SHA512
796a9332406d6bc537ac0a74f95f4d88a1dc50472e18506d4bdd32df294dabac834d14a43b2453fc90a49afb7bb9c048ae42646ef3d4c275d86bf65e4cfe4544

Download Submit
memory/1556-140-0x0000000010000000-0x0000000010052000-memory.dmp

Filesize
328KB

Download
memory/3620-141-0x0000000010000000-0x0000000010052000-memory.dmp

Filesize
328KB

Download
memory/4416-135-0x0000000010000000-0x0000000010052000-memory.dmp

Filesize
328KB

Download