0587cc35f4cd7b45f83e3a98c7ab1e786084fcf5ccaec68c15b34ac5c0fb64d4

Analysis

max time kernel
144s
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
07/03/2024, 22:24

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General

Target

b9cfc6a7225aa4d223596e877789b92b.exe
Size

987KB
MD5

b9cfc6a7225aa4d223596e877789b92b
SHA1

39a3440b163e85f27ba36790d4edb164e56fbb99
SHA256

0587cc35f4cd7b45f83e3a98c7ab1e786084fcf5ccaec68c15b34ac5c0fb64d4
SHA512

a1cbaa313878ecb0c1f35290a5a8709637ae115683b102d6ea6368cd883270bb820298f6c5ffd3de246615a07debcd68c76823dc48db3062146c92110b3f8456
SSDEEP

24576:jgkPnXqTXd/juSyG0uHWm91TExakK021D0HHprQZ8h:jVOd9yG0u2c1VkK/F0v

Score

6^/10

evasion trojan

Malware Config

Signatures

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b9cfc6a7225aa4d223596e877789b92b.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4472	4476	WerFault.exe	87

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\IESettingSync	b9cfc6a7225aa4d223596e877789b92b.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	b9cfc6a7225aa4d223596e877789b92b.exe
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	b9cfc6a7225aa4d223596e877789b92b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	b9cfc6a7225aa4d223596e877789b92b.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4476	b9cfc6a7225aa4d223596e877789b92b.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4476	b9cfc6a7225aa4d223596e877789b92b.exe
4476	b9cfc6a7225aa4d223596e877789b92b.exe

C:\Users\Admin\AppData\Local\Temp\b9cfc6a7225aa4d223596e877789b92b.exe
"C:\Users\Admin\AppData\Local\Temp\b9cfc6a7225aa4d223596e877789b92b.exe"
1⤵
- Checks whether UAC is enabled
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4476
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4476 -s 1892
  2⤵
  - Program crash
  PID:4472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4476 -ip 4476
1⤵
PID:4800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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