fa165155c71be4c5fe411f32651db08be23edf6f9e917a83beac872beb3ee800

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 06:56

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General

Target

fa165155c71be4c5fe411f32651db08be23edf6f9e917a83beac872beb3ee800.dll
Size

76KB
MD5

28267018526cd510232cdcdcfb517202
SHA1

e5bb0030858f57abf5c2b8a595ee5d2d83c94ddf
SHA256

fa165155c71be4c5fe411f32651db08be23edf6f9e917a83beac872beb3ee800
SHA512

7e2d088073b8cd1870250fbb55de8e390b01743ab5354580e50b2d25ca64f864bae91eb3367f5b798a758f9fe4f35ae6293142908557237c59838920dd98ee3b
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZIJy7EX:c8y93KQjy7G55riF1cMo03ay4X

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/2644-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2644-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2644-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2344	2644	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	2644	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2644	2248	rundll32.exe	31
PID 2248 wrote to memory of 2644	2248	rundll32.exe	31
PID 2248 wrote to memory of 2644	2248	rundll32.exe	31
PID 2248 wrote to memory of 2644	2248	rundll32.exe	31
PID 2248 wrote to memory of 2644	2248	rundll32.exe	31
PID 2248 wrote to memory of 2644	2248	rundll32.exe	31
PID 2248 wrote to memory of 2644	2248	rundll32.exe	31
PID 2644 wrote to memory of 2344	2644	rundll32.exe	32
PID 2644 wrote to memory of 2344	2644	rundll32.exe	32
PID 2644 wrote to memory of 2344	2644	rundll32.exe	32
PID 2644 wrote to memory of 2344	2644	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa165155c71be4c5fe411f32651db08be23edf6f9e917a83beac872beb3ee800.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa165155c71be4c5fe411f32651db08be23edf6f9e917a83beac872beb3ee800.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 328
    3⤵
    - Program crash
    PID:2344

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/2644-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2644-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2644-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download