632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45

Analysis

max time kernel
153s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07/11/2022, 03:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45.exe
Size

724KB
MD5

057d005d2136d905517afd2ae1af39c0
SHA1

55fe9202f9eefe021120fd66d61b39a3a83ea1bf
SHA256

632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45
SHA512

ba8a1e6d9e0e9d6cdf12bb2e6dff37246aa64c30403b28bda7f36fa6d5ceaadf022520f5fbe0b5bc882212010af972b22ebd398596a5644afd0e55bc48b1e9bc
SSDEEP

12288:71/aGLDCMNpNAkoSzZWD8ayX2MQCw7D0WjZJn7H1ilAgeQfSbywhQ0zOvWcBSg0h:71/aGLDCM4D8ayGM6vn7H8lAgeQe/Ovw

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1740	ypyvio.exe

Loads dropped DLL 2 IoCs

pid	Process
1788	632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45.exe
1788	632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\ProgramData\\ypyvio.exe"	ypyvio.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 WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 1740	1788	632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45.exe	28
PID 1788 wrote to memory of 1740	1788	632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45.exe	28
PID 1788 wrote to memory of 1740	1788	632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45.exe	28
PID 1788 wrote to memory of 1740	1788	632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45.exe	28

C:\Users\Admin\AppData\Local\Temp\632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45.exe
"C:\Users\Admin\AppData\Local\Temp\632d8e94b3d7fb92dcf761b55e88d30431747fcf3f00111c7c09c02d3ea85b45.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1788
- C:\ProgramData\ypyvio.exe
  "C:\ProgramData\ypyvio.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1740

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\Saaaalamm\Mira.h

Filesize
269KB

MD5
d882647ae95e92c82bd66478d7043df3

SHA1
52f1b2c5ff9fe97ade8a034c1df965b21b6f2008

SHA256
93ba5be8e47ad44f8d31ff6b142e6c21de473b5c725e8b798279f8b0f31d4232

SHA512
ec1416cd7b9d251d6c687c87d3626a4b1879debd50d69050a8be6f01475d53f022919aa1a0cb56e14bd6eae316259c2681eb5bc9ad0e01ed909d9aba0a52dce2

Download Submit
C:\ProgramData\ypyvio.exe

Filesize
454KB

MD5
fc1320ab448751b75487fbe150e40336

SHA1
f6767461544046417bd25b2f1836bf3247245e22

SHA256
afb79a257908992865ac7c7e2975372f3aa4785c77e8e55ab45b46eb673475ce

SHA512
66e0331bd5fddfcd32b1ea2ab441a0476bc8fe9d00518a71dc2566233ae43b637df35f56de5c7919fa17830a7723a8056d148da4ef6894c0bc3174524753f1e3

Download Submit
C:\ProgramData\ypyvio.exe

Filesize
454KB

MD5
fc1320ab448751b75487fbe150e40336

SHA1
f6767461544046417bd25b2f1836bf3247245e22

SHA256
afb79a257908992865ac7c7e2975372f3aa4785c77e8e55ab45b46eb673475ce

SHA512
66e0331bd5fddfcd32b1ea2ab441a0476bc8fe9d00518a71dc2566233ae43b637df35f56de5c7919fa17830a7723a8056d148da4ef6894c0bc3174524753f1e3

Download Submit
\ProgramData\ypyvio.exe

Filesize
454KB

MD5
fc1320ab448751b75487fbe150e40336

SHA1
f6767461544046417bd25b2f1836bf3247245e22

SHA256
afb79a257908992865ac7c7e2975372f3aa4785c77e8e55ab45b46eb673475ce

SHA512
66e0331bd5fddfcd32b1ea2ab441a0476bc8fe9d00518a71dc2566233ae43b637df35f56de5c7919fa17830a7723a8056d148da4ef6894c0bc3174524753f1e3

Download Submit
\ProgramData\ypyvio.exe

Filesize
454KB

MD5
fc1320ab448751b75487fbe150e40336

SHA1
f6767461544046417bd25b2f1836bf3247245e22

SHA256
afb79a257908992865ac7c7e2975372f3aa4785c77e8e55ab45b46eb673475ce

SHA512
66e0331bd5fddfcd32b1ea2ab441a0476bc8fe9d00518a71dc2566233ae43b637df35f56de5c7919fa17830a7723a8056d148da4ef6894c0bc3174524753f1e3

Download Submit
memory/1788-54-0x0000000076711000-0x0000000076713000-memory.dmp

Filesize
8KB

Download
memory/1788-60-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download