6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad

General

Target

6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad.exe
Size

305KB
MD5

dd8041b7f98365e5d0ed9ca2b4c0ef67
SHA1

c44c4ca27526fb42ec81bcbd12b16f7cdf4ae0a9
SHA256

6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad
SHA512

c23036641b8db721c26ca555d6ea035dcc4cd57b699ddbd10b58f00c8b149482fb5e09b1fa260ec70bb01647095bca9d47561ce076e5602b18702b779418ee64
SSDEEP

6144:pCtaA012+adiR5L9Q0J9ZShi08S50tI5vBX1WOjKh9FUUCjtx:8T01dZrL9Q0fZtCYIr8jUUCj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1080	tvngweu.exe

Deletes itself 1 IoCs

pid	Process
2020	cmd.exe

Loads dropped DLL 3 IoCs

pid	Process
2020	cmd.exe
2020	cmd.exe
1080	tvngweu.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
1944	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1332	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1944	taskkill.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1080	tvngweu.exe
1080	tvngweu.exe
1080	tvngweu.exe
1080	tvngweu.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1080	tvngweu.exe
1080	tvngweu.exe
1080	tvngweu.exe
1080	tvngweu.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 2020	1612	6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad.exe	26
PID 1612 wrote to memory of 2020	1612	6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad.exe	26
PID 1612 wrote to memory of 2020	1612	6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad.exe	26
PID 1612 wrote to memory of 2020	1612	6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad.exe	26
PID 2020 wrote to memory of 1944	2020	cmd.exe	28
PID 2020 wrote to memory of 1944	2020	cmd.exe	28
PID 2020 wrote to memory of 1944	2020	cmd.exe	28
PID 2020 wrote to memory of 1944	2020	cmd.exe	28
PID 2020 wrote to memory of 1332	2020	cmd.exe	30
PID 2020 wrote to memory of 1332	2020	cmd.exe	30
PID 2020 wrote to memory of 1332	2020	cmd.exe	30
PID 2020 wrote to memory of 1332	2020	cmd.exe	30
PID 2020 wrote to memory of 1080	2020	cmd.exe	31
PID 2020 wrote to memory of 1080	2020	cmd.exe	31
PID 2020 wrote to memory of 1080	2020	cmd.exe	31
PID 2020 wrote to memory of 1080	2020	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad.exe
"C:\Users\Admin\AppData\Local\Temp\6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 1612 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad.exe" & start C:\Users\Admin\AppData\Local\tvngweu.exe -f
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2020
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /pid 1612
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1944
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - Runs ping.exe
    PID:1332
- - C:\Users\Admin\AppData\Local\tvngweu.exe
    C:\Users\Admin\AppData\Local\tvngweu.exe -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:1080

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\tvngweu.exe

Filesize
305KB

MD5
dd8041b7f98365e5d0ed9ca2b4c0ef67

SHA1
c44c4ca27526fb42ec81bcbd12b16f7cdf4ae0a9

SHA256
6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad

SHA512
c23036641b8db721c26ca555d6ea035dcc4cd57b699ddbd10b58f00c8b149482fb5e09b1fa260ec70bb01647095bca9d47561ce076e5602b18702b779418ee64

Download Submit
C:\Users\Admin\AppData\Local\tvngweu.exe

Filesize
305KB

MD5
dd8041b7f98365e5d0ed9ca2b4c0ef67

SHA1
c44c4ca27526fb42ec81bcbd12b16f7cdf4ae0a9

SHA256
6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad

SHA512
c23036641b8db721c26ca555d6ea035dcc4cd57b699ddbd10b58f00c8b149482fb5e09b1fa260ec70bb01647095bca9d47561ce076e5602b18702b779418ee64

Download Submit
\Users\Admin\AppData\Local\tvngweu.exe

Filesize
305KB

MD5
dd8041b7f98365e5d0ed9ca2b4c0ef67

SHA1
c44c4ca27526fb42ec81bcbd12b16f7cdf4ae0a9

SHA256
6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad

SHA512
c23036641b8db721c26ca555d6ea035dcc4cd57b699ddbd10b58f00c8b149482fb5e09b1fa260ec70bb01647095bca9d47561ce076e5602b18702b779418ee64

Download Submit
\Users\Admin\AppData\Local\tvngweu.exe

Filesize
305KB

MD5
dd8041b7f98365e5d0ed9ca2b4c0ef67

SHA1
c44c4ca27526fb42ec81bcbd12b16f7cdf4ae0a9

SHA256
6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad

SHA512
c23036641b8db721c26ca555d6ea035dcc4cd57b699ddbd10b58f00c8b149482fb5e09b1fa260ec70bb01647095bca9d47561ce076e5602b18702b779418ee64

Download Submit
\Users\Admin\AppData\Local\tvngweu.exe

Filesize
305KB

MD5
dd8041b7f98365e5d0ed9ca2b4c0ef67

SHA1
c44c4ca27526fb42ec81bcbd12b16f7cdf4ae0a9

SHA256
6f62fd7c555d8d5bfb3b286fa91ee90897e1017d4cc20577cbd0c104f62c83ad

SHA512
c23036641b8db721c26ca555d6ea035dcc4cd57b699ddbd10b58f00c8b149482fb5e09b1fa260ec70bb01647095bca9d47561ce076e5602b18702b779418ee64

Download Submit
memory/1080-69-0x0000000001000000-0x00000000010A6000-memory.dmp

Filesize
664KB

Download
memory/1080-70-0x0000000001000000-0x00000000010A6000-memory.dmp

Filesize
664KB

Download
memory/1080-71-0x0000000001000000-0x00000000010A6000-memory.dmp

Filesize
664KB

Download
memory/1612-58-0x0000000001000000-0x00000000010A6000-memory.dmp

Filesize
664KB

Download
memory/1612-56-0x0000000001000000-0x00000000010A6000-memory.dmp

Filesize
664KB

Download
memory/1612-55-0x0000000076681000-0x0000000076683000-memory.dmp

Filesize
8KB

Download
memory/1612-54-0x0000000001000000-0x00000000010A6000-memory.dmp

Filesize
664KB

Download

Analysis

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