ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865

General

Target

ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe
Size

540KB
MD5

0d151fe49db74b0cf55cb5314025805d
SHA1

d6d3b4a52703d44d1518a7bdfdc0f4588a85f6b1
SHA256

ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865
SHA512

b2a8a67bd9dbba7da630f115964327ef20c138f0126ec092d956c4de384d1aa2e9fdcc9e9b6f17f6c1aacc3d6a3e4db701702838ee0d37d694ca7959242c2cb7
SSDEEP

12288:1Cnu13N3WTYPa2m/rWTozHFKnoDI5iKpQi:0nu1oTYa2cWKH8oDI5s

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

filename.exefilename.exe

pid process

1716 filename.exe
1584 filename.exe

pid	process
1716	filename.exe
1584	filename.exe

Loads dropped DLL 2 IoCs

Processes:

ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe

pid	process
1956	ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe
1956	ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Registry Key Name = "C:\\Users\\Admin\\AppData\\Roaming\\subfolder\\filename.exe"	ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

filename.exe

description pid process target process

PID 1716 set thread context of 1584 1716 filename.exe filename.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 SetWindowsHookEx 2 IoCs

Processes:

ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exefilename.exe

pid process

1956 ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe
1716 filename.exe

description	pid	process	target process
PID 1716 set thread context of 1584	1716	filename.exe	filename.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exefilename.exe

description	pid	process	target process
PID 1956 wrote to memory of 1716	1956	ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe	filename.exe
PID 1956 wrote to memory of 1716	1956	ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe	filename.exe
PID 1956 wrote to memory of 1716	1956	ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe	filename.exe
PID 1956 wrote to memory of 1716	1956	ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe
PID 1716 wrote to memory of 1584	1716	filename.exe	filename.exe

C:\Users\Admin\AppData\Local\Temp\ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe
"C:\Users\Admin\AppData\Local\Temp\ab8879c6109d1991f8dceb39deb7de9ab8fbc2cedf92f2744be98f7940d6d865.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1956

C:\Users\Admin\AppData\Roaming\subfolder\filename.exe
"C:\Users\Admin\AppData\Roaming\subfolder\filename.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1716

C:\Users\Admin\AppData\Roaming\subfolder\filename.exe
"C:\Users\Admin\AppData\Roaming\subfolder\filename.exe"
3⤵
- Executes dropped EXE
PID:1584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\subfolder\filename.exe
Filesize
540KB

MD5
caea7f941039722438c67c24f7496088

SHA1
f95a59d7670c72054a6126d52c42062a956b5c50

SHA256
98dba5520b641ba0d550b2ca5f7099683ed26d52c3b92d33f5d5a95f405fe0d3

SHA512
36394e20221742b5caef28e73ea4740df245d7d22fadcd45c3a111e48e2f2c850c11a0e6d91bbbf12fab316c4522cb20653fd700008eb71a069291ea8ec86b5d

Download Submit
C:\Users\Admin\AppData\Roaming\subfolder\filename.exe
Filesize
540KB

MD5
caea7f941039722438c67c24f7496088

SHA1
f95a59d7670c72054a6126d52c42062a956b5c50

SHA256
98dba5520b641ba0d550b2ca5f7099683ed26d52c3b92d33f5d5a95f405fe0d3

SHA512
36394e20221742b5caef28e73ea4740df245d7d22fadcd45c3a111e48e2f2c850c11a0e6d91bbbf12fab316c4522cb20653fd700008eb71a069291ea8ec86b5d

Download Submit
C:\Users\Admin\AppData\Roaming\subfolder\filename.exe
Filesize
540KB

MD5
caea7f941039722438c67c24f7496088

SHA1
f95a59d7670c72054a6126d52c42062a956b5c50

SHA256
98dba5520b641ba0d550b2ca5f7099683ed26d52c3b92d33f5d5a95f405fe0d3

SHA512
36394e20221742b5caef28e73ea4740df245d7d22fadcd45c3a111e48e2f2c850c11a0e6d91bbbf12fab316c4522cb20653fd700008eb71a069291ea8ec86b5d

Download Submit
\Users\Admin\AppData\Roaming\subfolder\filename.exe
Filesize
540KB

MD5
caea7f941039722438c67c24f7496088

SHA1
f95a59d7670c72054a6126d52c42062a956b5c50

SHA256
98dba5520b641ba0d550b2ca5f7099683ed26d52c3b92d33f5d5a95f405fe0d3

SHA512
36394e20221742b5caef28e73ea4740df245d7d22fadcd45c3a111e48e2f2c850c11a0e6d91bbbf12fab316c4522cb20653fd700008eb71a069291ea8ec86b5d

Download Submit
\Users\Admin\AppData\Roaming\subfolder\filename.exe
Filesize
540KB

MD5
caea7f941039722438c67c24f7496088

SHA1
f95a59d7670c72054a6126d52c42062a956b5c50

SHA256
98dba5520b641ba0d550b2ca5f7099683ed26d52c3b92d33f5d5a95f405fe0d3

SHA512
36394e20221742b5caef28e73ea4740df245d7d22fadcd45c3a111e48e2f2c850c11a0e6d91bbbf12fab316c4522cb20653fd700008eb71a069291ea8ec86b5d

Download Submit
memory/1584-66-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1584-67-0x00000000004557E8-mapping.dmp

Download
memory/1584-71-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1584-74-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1584-77-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1584-78-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1716-60-0x0000000000000000-mapping.dmp

Download
memory/1956-57-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/1956-56-0x0000000074F01000-0x0000000074F03000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads