f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5

General

Target

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
Size

874KB
MD5

bb159b6fe30e3c914feac5d4e1b85a61
SHA1

a3b639e1cf9d0ed3a73d2061dc40049508ea4e37
SHA256

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5
SHA512

85612cedcbaaad6c99be87a47d0fac373bacd35c36cbc23f3b64016ec507951bbe647d1108396495714cecaf6c12b75182853be08b9eaa47d79f0d3d500e2510
SSDEEP

24576:j7zJg8zjEqwBz3fMiRXAZPKGxBRkRPqM56qM02swTMx:j7za8zj/wBjMiXAtKiRi+qZ6Ax

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 23 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/628-56-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/628-57-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/628-59-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/628-61-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/628-63-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-64-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/628-65-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/628-66-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/628-70-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-71-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-72-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-73-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-74-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-75-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-76-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-79-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-80-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-81-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-82-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-83-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-84-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-85-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral2/memory/628-86-0x0000000000400000-0x00000000005D4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

description	pid	process	target process
PID 1676 set thread context of 628	1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exef5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

pid	process
1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
628	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
628	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

pid process

1676 f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

description	pid	process	target process
PID 1676 wrote to memory of 628	1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 1676 wrote to memory of 628	1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 1676 wrote to memory of 628	1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 1676 wrote to memory of 628	1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 1676 wrote to memory of 628	1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 1676 wrote to memory of 628	1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 1676 wrote to memory of 628	1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 1676 wrote to memory of 628	1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 1676 wrote to memory of 628	1676	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

C:\Users\Admin\AppData\Local\Temp\f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
"C:\Users\Admin\AppData\Local\Temp\f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1676

C:\Users\Admin\AppData\Local\Temp\f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
C:\Users\Admin\AppData\Local\Temp\f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:628

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

Replay Monitor

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Downloads

memory/628-80-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-76-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-56-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/628-57-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/628-58-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/628-59-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/628-66-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/628-85-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-61-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/628-63-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-64-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/628-65-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/628-86-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-84-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-75-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-72-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-73-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-74-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-71-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-55-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/628-79-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-54-0x00000000001B0000-0x00000000002AA000-memory.dmp

Filesize
1000KB

Download
memory/628-81-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-82-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-83-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/628-70-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/1676-62-0x0000000000250000-0x0000000000254000-memory.dmp

Filesize
16KB

Download
memory/1676-60-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads