7d92764e1b0ff3e7f80d63c706736bdd72b804fe8cd89f9358d4dfb6745919cc

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 14:34

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General

Target

7d92764e1b0ff3e7f80d63c706736bdd72b804fe8cd89f9358d4dfb6745919ccN.dll
Size

76KB
MD5

9f3f476127bd3f16df02d496d123e7c0
SHA1

66712c953ecc0541b940bb5c3bd8c3ca66c61e8c
SHA256

7d92764e1b0ff3e7f80d63c706736bdd72b804fe8cd89f9358d4dfb6745919cc
SHA512

ebdef0aa59b3d9311ca5669a5684d253b42a8949a21edae84355ca63998c3222e261a4c3c602a5a79f19d4851800bb3898c7c591e8771a8d6968e4b2e3622326
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z24GtY4:c8y93KQjy7G55riF1cMo03848n

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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2140-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2140-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2140-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2140-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2616	2140	WerFault.exe	29

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	2140	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2268 wrote to memory of 2140	2268	rundll32.exe	29
PID 2268 wrote to memory of 2140	2268	rundll32.exe	29
PID 2268 wrote to memory of 2140	2268	rundll32.exe	29
PID 2268 wrote to memory of 2140	2268	rundll32.exe	29
PID 2268 wrote to memory of 2140	2268	rundll32.exe	29
PID 2268 wrote to memory of 2140	2268	rundll32.exe	29
PID 2268 wrote to memory of 2140	2268	rundll32.exe	29
PID 2140 wrote to memory of 2616	2140	rundll32.exe	30
PID 2140 wrote to memory of 2616	2140	rundll32.exe	30
PID 2140 wrote to memory of 2616	2140	rundll32.exe	30
PID 2140 wrote to memory of 2616	2140	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7d92764e1b0ff3e7f80d63c706736bdd72b804fe8cd89f9358d4dfb6745919ccN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7d92764e1b0ff3e7f80d63c706736bdd72b804fe8cd89f9358d4dfb6745919ccN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2140
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 312
    3⤵
    - Program crash
    PID:2616

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/2140-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2140-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2140-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2140-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2140-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download