e0e1134128e669c2a5e40bc5509abd49863e8c09c4617b54cd3aca05cc9d9584

Analysis

max time kernel
74s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-01-2025 11:37

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General

Target

e0e1134128e669c2a5e40bc5509abd49863e8c09c4617b54cd3aca05cc9d9584.dll
Size

137KB
MD5

315a811be865ba2a572917e7ba484a61
SHA1

fe5292a7ff6237479ea0b434dad8ca0c40014222
SHA256

e0e1134128e669c2a5e40bc5509abd49863e8c09c4617b54cd3aca05cc9d9584
SHA512

c434dfc65408ef0f4f300e9f0a47d0a80c6800e777357932d6b0a10a8b3f422903945a51f87cd593e143dbdc90715737623bf27bbbeb37300443ca006256fa66
SSDEEP

3072:FR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuu:I25GgFny61mraY

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\AppPatch\ComBack.Dll	rundll32.exe
File created	C:\Windows\AppPatch\ComBack.Dll	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2344	1764	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1764 wrote to memory of 2344	1764	rundll32.exe	32
PID 1764 wrote to memory of 2344	1764	rundll32.exe	32
PID 1764 wrote to memory of 2344	1764	rundll32.exe	32
PID 1764 wrote to memory of 2344	1764	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0e1134128e669c2a5e40bc5509abd49863e8c09c4617b54cd3aca05cc9d9584.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0e1134128e669c2a5e40bc5509abd49863e8c09c4617b54cd3aca05cc9d9584.dll,#1
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 228
    3⤵
    - Program crash
    PID:2344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1764-1-0x0000000043E50000-0x0000000043E77000-memory.dmp

Filesize
156KB

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