c0d055b639f435d1e4d4f053b077d0ab5a0928d7f0f9575d1410761ae14a1a5d

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 00:17

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General

Target

c0d055b639f435d1e4d4f053b077d0ab5a0928d7f0f9575d1410761ae14a1a5d.dll
Size

76KB
MD5

e665a58d6fddbd757073240ffa7d38aa
SHA1

577670d1a00ee250e5dc0403047f7e8414931143
SHA256

c0d055b639f435d1e4d4f053b077d0ab5a0928d7f0f9575d1410761ae14a1a5d
SHA512

f37a6ef4375dc4c0ec5ce6d152a2ff6df3269578b1345e9e14ecf7b3d97dcad503d97907e23daa91dd9530171dd09eafa4944c3fc3fe3ac6a0f9e451a7c8ddfa
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zbo8gn:c8y93KQjy7G55riF1cMo03y8gn

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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1812-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1812-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1812-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1812-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1916	1812	WerFault.exe	30

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	1812	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1812 wrote to memory of 1916	1812	rundll32.exe	31
PID 1812 wrote to memory of 1916	1812	rundll32.exe	31
PID 1812 wrote to memory of 1916	1812	rundll32.exe	31
PID 1812 wrote to memory of 1916	1812	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c0d055b639f435d1e4d4f053b077d0ab5a0928d7f0f9575d1410761ae14a1a5d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c0d055b639f435d1e4d4f053b077d0ab5a0928d7f0f9575d1410761ae14a1a5d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 332
    3⤵
    - Program crash
    PID:1916

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

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Downloads

memory/1812-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1812-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1812-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1812-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1812-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download