4a7e9e84abee34d6a1490fe0eac5877ac5ea7186d16fd9c355a6b485a208a83d

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
10-12-2024 20:14

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General

Target

4a7e9e84abee34d6a1490fe0eac5877ac5ea7186d16fd9c355a6b485a208a83dN.dll
Size

76KB
MD5

6474fda935e680adc0650a7d62e2e4b0
SHA1

1ce11df130521e55336c926ef328f31ec74a77ea
SHA256

4a7e9e84abee34d6a1490fe0eac5877ac5ea7186d16fd9c355a6b485a208a83d
SHA512

8cba2f1d04d548f38aaff9fc610f10b73593ca37d3989fdbe5d32dd69ec16a6f2c5f71224e8f4cdab669ac7a4e55b77f18d2b6aefe9d7f9c686bff6d00ea0573
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZepR:c8y93KQjy7G55riF1cMo03cpR

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/2608-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2608-9-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2608-11-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2004	2608	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	2608	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2608	2592	rundll32.exe	30
PID 2592 wrote to memory of 2608	2592	rundll32.exe	30
PID 2592 wrote to memory of 2608	2592	rundll32.exe	30
PID 2592 wrote to memory of 2608	2592	rundll32.exe	30
PID 2592 wrote to memory of 2608	2592	rundll32.exe	30
PID 2592 wrote to memory of 2608	2592	rundll32.exe	30
PID 2592 wrote to memory of 2608	2592	rundll32.exe	30
PID 2608 wrote to memory of 2004	2608	rundll32.exe	31
PID 2608 wrote to memory of 2004	2608	rundll32.exe	31
PID 2608 wrote to memory of 2004	2608	rundll32.exe	31
PID 2608 wrote to memory of 2004	2608	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4a7e9e84abee34d6a1490fe0eac5877ac5ea7186d16fd9c355a6b485a208a83dN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2592
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4a7e9e84abee34d6a1490fe0eac5877ac5ea7186d16fd9c355a6b485a208a83dN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2608
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2608 -s 308
    3⤵
    - Program crash
    PID:2004

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/2608-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2608-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2608-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2608-3-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2608-9-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2608-11-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download