584916b17678611693b3c57afbb12b7d3181c47f16588851c3db4e9f4d8128eb

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 23:19

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General

Target

584916b17678611693b3c57afbb12b7d3181c47f16588851c3db4e9f4d8128eb.dll
Size

76KB
MD5

fba77d636eda383640a03c2b65999ea7
SHA1

f8e5641853842a650a020a75a9f9df35175b6934
SHA256

584916b17678611693b3c57afbb12b7d3181c47f16588851c3db4e9f4d8128eb
SHA512

3b93245a55d39fef1cb19d06440683619ee78968378b19f701bf4a18cd704f7a92c2d545f6b25abd13c5f524c9b67b1d6c2bcf5a76783b94364901c27af917da
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zr/Zr+:c8y93KQjy7G55riF1cMo03N/F+

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/2268-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2268-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2268-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	2268	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	2268	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2268	3040	rundll32.exe	30
PID 3040 wrote to memory of 2268	3040	rundll32.exe	30
PID 3040 wrote to memory of 2268	3040	rundll32.exe	30
PID 3040 wrote to memory of 2268	3040	rundll32.exe	30
PID 3040 wrote to memory of 2268	3040	rundll32.exe	30
PID 3040 wrote to memory of 2268	3040	rundll32.exe	30
PID 3040 wrote to memory of 2268	3040	rundll32.exe	30
PID 2268 wrote to memory of 2760	2268	rundll32.exe	31
PID 2268 wrote to memory of 2760	2268	rundll32.exe	31
PID 2268 wrote to memory of 2760	2268	rundll32.exe	31
PID 2268 wrote to memory of 2760	2268	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\584916b17678611693b3c57afbb12b7d3181c47f16588851c3db4e9f4d8128eb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\584916b17678611693b3c57afbb12b7d3181c47f16588851c3db4e9f4d8128eb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 264
    3⤵
    - Program crash
    PID:2760

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/2268-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2268-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2268-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download