8e3d8944eee22863fdd33e9f8ee7ffdcccbd21d2ab5de91e6d2ed3b421e56761

Analysis

max time kernel
110s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 22:46

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General

Target
0c0f6d3102d9bffadbbbd7996d4cb270N.dll
Size 76KB
Sample240909-2p3zpathnj
SHA256 8e3d8944eee22863fdd33e9f8ee7ffdcccbd21d2ab5de91e6d2ed3b421e56761
MD5 0c0f6d3102d9bffadbbbd7996d4cb270
SHA1 000e384fa14be66d7c92c99a9ef6cdbebcd6d4cc
SHA512 eacd12bfb4d190b6710d2b63cfc531dbe66b601c0a551b0f81097af9c77eeb7a234d5f2ad11e4fadf89df5fb456baace7553e3310b1aa5b68b701c7e474aa947
SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z47MteqWlc:c8y93KQjy7G55riF1cMo03Tslc
MD5 SHA1 SHA512 SSDEEP

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/2152-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2152-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2152-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	2152	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	2152	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 2152	2672	rundll32.exe	31
PID 2672 wrote to memory of 2152	2672	rundll32.exe	31
PID 2672 wrote to memory of 2152	2672	rundll32.exe	31
PID 2672 wrote to memory of 2152	2672	rundll32.exe	31
PID 2672 wrote to memory of 2152	2672	rundll32.exe	31
PID 2672 wrote to memory of 2152	2672	rundll32.exe	31
PID 2672 wrote to memory of 2152	2672	rundll32.exe	31
PID 2152 wrote to memory of 2800	2152	rundll32.exe	32
PID 2152 wrote to memory of 2800	2152	rundll32.exe	32
PID 2152 wrote to memory of 2800	2152	rundll32.exe	32
PID 2152 wrote to memory of 2800	2152	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0c0f6d3102d9bffadbbbd7996d4cb270N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0c0f6d3102d9bffadbbbd7996d4cb270N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2152
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 328
    3⤵
    - Program crash
    PID:2800

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/2152-0-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2152-2-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2152-1-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2152-3-0x0000000010000000-0x0000000010030000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads