703302e179048b1a384bda050b71a5011783ff121dbcfda9d6aa43067c78e872

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 19:52

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General

Target

703302e179048b1a384bda050b71a5011783ff121dbcfda9d6aa43067c78e872.dll
Size

76KB
MD5

de6d32e7dce8c326881ff22789c3c525
SHA1

64067c0aff34e83bfa1f69e7692a261759adc312
SHA256

703302e179048b1a384bda050b71a5011783ff121dbcfda9d6aa43067c78e872
SHA512

a80f4abbc52d50f66985ad3603c055db46f56848f122b1dc0f74fb33ae0db8463fba65560bea1f5949ced495d7bfcc57e9df6fa0ee701e0c26324a6560566db5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZLkg9uiMu:c8y93KQjy7G55riF1cMo03O8Mu

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 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2868-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2868-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2868-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1592	2868	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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2868	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2868	2104	rundll32.exe	31
PID 2104 wrote to memory of 2868	2104	rundll32.exe	31
PID 2104 wrote to memory of 2868	2104	rundll32.exe	31
PID 2104 wrote to memory of 2868	2104	rundll32.exe	31
PID 2104 wrote to memory of 2868	2104	rundll32.exe	31
PID 2104 wrote to memory of 2868	2104	rundll32.exe	31
PID 2104 wrote to memory of 2868	2104	rundll32.exe	31
PID 2868 wrote to memory of 1592	2868	rundll32.exe	32
PID 2868 wrote to memory of 1592	2868	rundll32.exe	32
PID 2868 wrote to memory of 1592	2868	rundll32.exe	32
PID 2868 wrote to memory of 1592	2868	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\703302e179048b1a384bda050b71a5011783ff121dbcfda9d6aa43067c78e872.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\703302e179048b1a384bda050b71a5011783ff121dbcfda9d6aa43067c78e872.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2868 -s 332
    3⤵
    - Program crash
    PID:1592

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/2868-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2868-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2868-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2868-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download