7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea

General

Target

7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea.exe
Size

3.3MB
MD5

145dbc56a8cea784b75356ed9704cfc3
SHA1

f63160c51bf2d3d21c6d562d3407b2cf731e0336
SHA256

7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea
SHA512

103c599363e0667f8f853d7ef1f72492ea3b3c6b775b334678ea314e328867f94387b4f8b7d51e915dc45c730a14494125e5efd266f74041c191d8f8cfb127b0
SSDEEP

98304:Da/wJBuOMyFOkoGih1OgggP75af78s/Iz/b:DExOMNxG41ILf78Hzj

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 24 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1764-55-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-57-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-59-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-56-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-63-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-61-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-65-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-69-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-67-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-71-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-73-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-77-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-75-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-79-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-83-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-81-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-85-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-87-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-89-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-93-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-91-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-97-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-95-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1764-98-0x0000000010000000-0x000000001003E000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

Processes:

7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea.exe

description ioc process

File created C:\Windows\SysWOW64\Pastyfseu.sys 7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea.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: LoadsDriver 2 IoCs

Processes:

pid process

464
464

description	ioc	process
File created	C:\Windows\SysWOW64\Pastyfseu.sys	7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea.exe

pid	process
464
464

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

AUDIODG.EXE

description	pid	process
Token: 33	1856	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1856	AUDIODG.EXE
Token: 33	1856	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1856	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea.exe

pid	process
1764	7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea.exe
1764	7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea.exe
1764	7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea.exe

C:\Users\Admin\AppData\Local\Temp\7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea.exe
"C:\Users\Admin\AppData\Local\Temp\7ef2395a9791c9626e17e9b70a6392d700c64d39f3e571851fb1b84ee27e6dea.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:1764

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x444
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1856

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1764-54-0x00000000767F1000-0x00000000767F3000-memory.dmp

Filesize
8KB

Download
memory/1764-55-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-57-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-59-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-56-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-63-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-61-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-65-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-69-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-67-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-71-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-73-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-77-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-75-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-79-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-83-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-81-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-85-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-87-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-89-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-93-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-91-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-97-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-95-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1764-98-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads