e0cc3f588532b83e0c42c4c1859bd4d1e772bb5009a3fecbe013e6be0aabefb4

Analysis

max time kernel
94s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 05:56

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General

Target

e0cc3f588532b83e0c42c4c1859bd4d1e772bb5009a3fecbe013e6be0aabefb4N.dll
Size

76KB
MD5

8de7ce08b797990cb60ca14cf72bc5a0
SHA1

c198feda8ec3476c787fe51baef859a0e0e1fb8a
SHA256

e0cc3f588532b83e0c42c4c1859bd4d1e772bb5009a3fecbe013e6be0aabefb4
SHA512

a4d0eba2b87e78d1a9c2771d4cb19318f2be70ff50ff107d3769ed1e8d9e9223a88dcd7046740c8ea99725c3530c75f258ac26987a9e753238a3238bead843f8
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZekD1Mo:c8y93KQjy7G55riF1cMo03YS1Mo

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3776-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3776-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3308	3776	WerFault.exe	82

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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3776	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 3776	1740	rundll32.exe	82
PID 1740 wrote to memory of 3776	1740	rundll32.exe	82
PID 1740 wrote to memory of 3776	1740	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0cc3f588532b83e0c42c4c1859bd4d1e772bb5009a3fecbe013e6be0aabefb4N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0cc3f588532b83e0c42c4c1859bd4d1e772bb5009a3fecbe013e6be0aabefb4N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3776
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3776 -s 704
    3⤵
    - Program crash
    PID:3308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3776 -ip 3776
1⤵
PID:1316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/3776-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3776-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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