8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32

General

Target

8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
Size

246KB
MD5

e49674d4e8d40e42a9ce4a80f5435718
SHA1

c32153d203baa003b8bb824fc254b27b48eaffa5
SHA256

8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32
SHA512

4c9afb978696717600e7354ccc7e0f1501c8882fc674203f6897f2abd364721b3f79aac46dc987cb06f9ebefa434106c0c2d1162446ea241ee1d3b38d4ee3b3d
SSDEEP

3072:x9DN6r8pitRYykcpxDXCf3KUdWwsZYibnqihXnz1/coipCRVEQpsvIXEd/9Ox16:tTEfTrZUdWws57qiZZBmyE7Ox16

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

pid	process
1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
1324	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/900-57-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/900-61-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/900-62-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/900-63-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/900-64-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/900-66-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1324-82-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1324-83-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1324-84-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1324-85-0x0000000000400000-0x0000000000453000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2028 cmd.exe
Loads dropped DLL 2 IoCs

Processes:

cmd.exe

pid process

2028 cmd.exe
2028 cmd.exe

pid	process
2028	cmd.exe

pid	process
2028	cmd.exe
2028	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32 = "C:\\ProgramData\\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe"	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

description	pid	process	target process
PID 2024 set thread context of 900	2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 1276 set thread context of 1324	1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

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

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

580 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

pid process

1324 8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

pid	process
580	PING.EXE

pid	process
1324	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

pid	process
2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.execmd.exe8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

C:\Users\Admin\AppData\Local\Temp\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
"C:\Users\Admin\AppData\Local\Temp\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2024

C:\Users\Admin\AppData\Local\Temp\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
"C:\Users\Admin\AppData\Local\Temp\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:900

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.bat" "
3⤵
- Deletes itself
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2028

C:\Windows\SysWOW64\PING.EXE
ping -n 1 localhost
4⤵
- Runs ping.exe
PID:580

C:\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
"C:\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1276

C:\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
"C:\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe"
5⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1324

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

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.bat
Filesize
451B

MD5
1223bac65e188891452c28655e19008b

SHA1
40476ed6258b8878a31e3546b934d102025fefa1

SHA256
2bfff1888ab8bc65592e9c2cb74108bc3aafe022e1fa1a3d00a552209d4408ca

SHA512
e374ebfb5422b2827ce71dc3b65e8ca82add0662fda036710aedf39c36ee9377880b58e28c038f61f4ad867469d89626b3b696fadd1f49471fd0a1e0d5b65f76

Download Submit
C:\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
Filesize
246KB

MD5
e49674d4e8d40e42a9ce4a80f5435718

SHA1
c32153d203baa003b8bb824fc254b27b48eaffa5

SHA256
8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32

SHA512
4c9afb978696717600e7354ccc7e0f1501c8882fc674203f6897f2abd364721b3f79aac46dc987cb06f9ebefa434106c0c2d1162446ea241ee1d3b38d4ee3b3d

Download Submit
C:\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
Filesize
246KB

MD5
e49674d4e8d40e42a9ce4a80f5435718

SHA1
c32153d203baa003b8bb824fc254b27b48eaffa5

SHA256
8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32

SHA512
4c9afb978696717600e7354ccc7e0f1501c8882fc674203f6897f2abd364721b3f79aac46dc987cb06f9ebefa434106c0c2d1162446ea241ee1d3b38d4ee3b3d

Download Submit
C:\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
Filesize
246KB

MD5
e49674d4e8d40e42a9ce4a80f5435718

SHA1
c32153d203baa003b8bb824fc254b27b48eaffa5

SHA256
8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32

SHA512
4c9afb978696717600e7354ccc7e0f1501c8882fc674203f6897f2abd364721b3f79aac46dc987cb06f9ebefa434106c0c2d1162446ea241ee1d3b38d4ee3b3d

Download Submit
\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
Filesize
246KB

MD5
e49674d4e8d40e42a9ce4a80f5435718

SHA1
c32153d203baa003b8bb824fc254b27b48eaffa5

SHA256
8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32

SHA512
4c9afb978696717600e7354ccc7e0f1501c8882fc674203f6897f2abd364721b3f79aac46dc987cb06f9ebefa434106c0c2d1162446ea241ee1d3b38d4ee3b3d

Download Submit
\ProgramData\8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
Filesize
246KB

MD5
e49674d4e8d40e42a9ce4a80f5435718

SHA1
c32153d203baa003b8bb824fc254b27b48eaffa5

SHA256
8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32

SHA512
4c9afb978696717600e7354ccc7e0f1501c8882fc674203f6897f2abd364721b3f79aac46dc987cb06f9ebefa434106c0c2d1162446ea241ee1d3b38d4ee3b3d

Download Submit
memory/580-68-0x0000000000000000-mapping.dmp

Download
memory/900-58-0x00000000004500B0-mapping.dmp

Download
memory/900-66-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/900-64-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/900-57-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/900-63-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/900-62-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/900-61-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1276-72-0x0000000000000000-mapping.dmp

Download
memory/1324-78-0x00000000004500B0-mapping.dmp

Download
memory/1324-82-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1324-83-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1324-84-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1324-85-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2024-54-0x00000000766D1000-0x00000000766D3000-memory.dmp

Filesize
8KB

Download
memory/2028-65-0x0000000000000000-mapping.dmp

Download

description	pid	process	target process
PID 2024 wrote to memory of 900	2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2024 wrote to memory of 900	2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2024 wrote to memory of 900	2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2024 wrote to memory of 900	2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2024 wrote to memory of 900	2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2024 wrote to memory of 900	2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2024 wrote to memory of 900	2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2024 wrote to memory of 900	2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2024 wrote to memory of 900	2024	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 900 wrote to memory of 2028	900	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	cmd.exe
PID 900 wrote to memory of 2028	900	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	cmd.exe
PID 900 wrote to memory of 2028	900	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	cmd.exe
PID 900 wrote to memory of 2028	900	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	cmd.exe
PID 2028 wrote to memory of 580	2028	cmd.exe	PING.EXE
PID 2028 wrote to memory of 580	2028	cmd.exe	PING.EXE
PID 2028 wrote to memory of 580	2028	cmd.exe	PING.EXE
PID 2028 wrote to memory of 580	2028	cmd.exe	PING.EXE
PID 2028 wrote to memory of 1276	2028	cmd.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2028 wrote to memory of 1276	2028	cmd.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2028 wrote to memory of 1276	2028	cmd.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 2028 wrote to memory of 1276	2028	cmd.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 1276 wrote to memory of 1324	1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 1276 wrote to memory of 1324	1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 1276 wrote to memory of 1324	1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 1276 wrote to memory of 1324	1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 1276 wrote to memory of 1324	1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 1276 wrote to memory of 1324	1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 1276 wrote to memory of 1324	1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 1276 wrote to memory of 1324	1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe
PID 1276 wrote to memory of 1324	1276	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe	8f256b9b3807fd53c905636d61c276872d3703bb53675b437bead4178554db32.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads