35de58beb7c49d16c1c3a931986383965ef292275fa0a5be1380926a7e45a618

Analysis

max time kernel
37s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-01-2025 07:29

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General

Target

35de58beb7c49d16c1c3a931986383965ef292275fa0a5be1380926a7e45a618N.dll
Size

76KB
MD5

c1047a359f07bf10c3a51048da3b8a80
SHA1

282d0e078f058cc9c3cefc37544eec30343f1dab
SHA256

35de58beb7c49d16c1c3a931986383965ef292275fa0a5be1380926a7e45a618
SHA512

2fbee5b4b705a9155d0f44e2945004430a345b72158d08240aa1aae28880dc7862e72de33f93d2c1d38e30aadfde75cbc709ae584621c94585b78e11b50404b9
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zs5//:c8y93KQjy7G55riF1cMo03W53

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 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2696-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2696-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	2696	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	2696	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1228 wrote to memory of 2696	1228	rundll32.exe	30
PID 1228 wrote to memory of 2696	1228	rundll32.exe	30
PID 1228 wrote to memory of 2696	1228	rundll32.exe	30
PID 1228 wrote to memory of 2696	1228	rundll32.exe	30
PID 1228 wrote to memory of 2696	1228	rundll32.exe	30
PID 1228 wrote to memory of 2696	1228	rundll32.exe	30
PID 1228 wrote to memory of 2696	1228	rundll32.exe	30
PID 2696 wrote to memory of 2816	2696	rundll32.exe	31
PID 2696 wrote to memory of 2816	2696	rundll32.exe	31
PID 2696 wrote to memory of 2816	2696	rundll32.exe	31
PID 2696 wrote to memory of 2816	2696	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\35de58beb7c49d16c1c3a931986383965ef292275fa0a5be1380926a7e45a618N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\35de58beb7c49d16c1c3a931986383965ef292275fa0a5be1380926a7e45a618N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 328
    3⤵
    - Program crash
    PID:2816

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/2696-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2696-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download