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 20 IoCs

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

upx

Processes:

resource	yara_rule
behavioral3/memory/4808-134-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral3/memory/4808-135-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral3/memory/4808-138-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-137-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral3/memory/4808-139-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral3/memory/4808-140-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral3/memory/4808-144-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-145-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-146-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-151-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-156-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-161-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-168-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-173-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-178-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-183-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-188-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-193-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-198-0x0000000000400000-0x00000000005D4000-memory.dmp	upx
behavioral3/memory/4808-203-0x0000000000400000-0x00000000005D4000-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
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

description	pid	process	target process
PID 2436 set thread context of 4808	2436	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 6 IoCs

Processes:

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exef5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

pid	process
2436	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
2436	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
4808	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
4808	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
4808	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
4808	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

pid process

2436 f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe

description	pid	process	target process
PID 2436 wrote to memory of 4808	2436	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 2436 wrote to memory of 4808	2436	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 2436 wrote to memory of 4808	2436	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 2436 wrote to memory of 4808	2436	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 2436 wrote to memory of 4808	2436	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 2436 wrote to memory of 4808	2436	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 2436 wrote to memory of 4808	2436	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 2436 wrote to memory of 4808	2436	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe	f5eb1e8b5561dc0f861d1edbf43bbc3eeda62ff8ce1cb9b286386248b158dfc5.exe
PID 2436 wrote to memory of 4808	2436	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:2436

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:4808

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/2436-136-0x0000000002C90000-0x0000000002C94000-memory.dmp

Filesize
16KB

Download
memory/2436-133-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4808-148-0x0000000076550000-0x0000000076564000-memory.dmp

Filesize
80KB

Download
memory/4808-193-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-138-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-137-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4808-139-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4808-140-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4808-144-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-145-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-146-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-147-0x0000000074DC0000-0x0000000074DF2000-memory.dmp

Filesize
200KB

Download
memory/4808-203-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-135-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4808-156-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-151-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-150-0x00000000770F0000-0x0000000077181000-memory.dmp

Filesize
580KB

Download
memory/4808-161-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-168-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-173-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-178-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-183-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-188-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-149-0x0000000076570000-0x0000000076586000-memory.dmp

Filesize
88KB

Download
memory/4808-198-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/4808-134-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads