111fb91dee4fccec69bb2ba08bd5bdda0c2692060ea7601d1b7a61ddfe11d1a1

Analysis

max time kernel
137s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-03-2024 12:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c09eefda0b6219b80dda65af2d6235e2.exe
Size

680KB
MD5

c09eefda0b6219b80dda65af2d6235e2
SHA1

d8ef981a85edb559ab0e42d830d1ab8d2441879b
SHA256

111fb91dee4fccec69bb2ba08bd5bdda0c2692060ea7601d1b7a61ddfe11d1a1
SHA512

135df03fcd2e16aa4f5f682fa79899d42b35841a3bd795127e4ce5d087ff05f39083b27d8ebc18781ad79bc1da61306bfa19d26c5ba29fea151885956b650daf
SSDEEP

12288:lRO2Q8Iu71MZvr2ymO6l4S+obhFIVgFmO/oG3G+zQmS+Lrv7KXpQB9EzDk8BAZ0h:zm88Kjh4SnbMKFmO/osPTS8v7KXpQBq5

Score

7^/10

discovery upx

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	c09eefda0b6219b80dda65af2d6235e2.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2636-0-0x0000000000400000-0x00000000005CC000-memory.dmp	upx
behavioral2/memory/2636-11-0x0000000000400000-0x00000000005CC000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	c09eefda0b6219b80dda65af2d6235e2.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	c09eefda0b6219b80dda65af2d6235e2.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1360	2636	WerFault.exe	88
2292	2636	WerFault.exe	88

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
2636	c09eefda0b6219b80dda65af2d6235e2.exe
2636	c09eefda0b6219b80dda65af2d6235e2.exe
2636	c09eefda0b6219b80dda65af2d6235e2.exe
2636	c09eefda0b6219b80dda65af2d6235e2.exe
2636	c09eefda0b6219b80dda65af2d6235e2.exe
2636	c09eefda0b6219b80dda65af2d6235e2.exe
2636	c09eefda0b6219b80dda65af2d6235e2.exe
2636	c09eefda0b6219b80dda65af2d6235e2.exe
2636	c09eefda0b6219b80dda65af2d6235e2.exe
2636	c09eefda0b6219b80dda65af2d6235e2.exe

C:\Users\Admin\AppData\Local\Temp\c09eefda0b6219b80dda65af2d6235e2.exe
"C:\Users\Admin\AppData\Local\Temp\c09eefda0b6219b80dda65af2d6235e2.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:2636
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2636 -s 1964
  2⤵
  - Program crash
  PID:1360
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2636 -s 2684
  2⤵
  - Program crash
  PID:2292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2636 -ip 2636
1⤵
PID:220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2636 -ip 2636
1⤵
PID:4036

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2636-0-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download
memory/2636-11-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads