d8f5039677ee44b7952f81c55341f9a02285a112073f36bb51409cfaa2ab540e

Resubmissions

26/01/2025, 21:29

250126-1b2n2awkaj 10

26/01/2025, 21:12

250126-z2hs6stnf1 10

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26/01/2025, 21:12

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General

Target

d8f5039677ee44b7952f81c55341f9a02285a112073f36bb51409cfaa2ab540e.dll
Size

76KB
MD5

948034bb47a2fc42ebfa075121848b9f
SHA1

967e9433cd8a224363d2dcf309f2de4c5ec26d98
SHA256

d8f5039677ee44b7952f81c55341f9a02285a112073f36bb51409cfaa2ab540e
SHA512

91a41943065e9d194fa7bad7e22e9ccdbb47595900b0ae32bbd086503760cc45f973dc12fd27c3be36003b243b6d4dc511906122fe47851701d8acbff836f8c8
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZyZV2w3Vj:c8y93KQjy7G55riF1cMo03EV5

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/2440-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2440-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2440-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2440-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

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 behavior: EnumeratesProcesses 1 IoCs

pid	Process
2440	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2440	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1576 wrote to memory of 2440	1576	rundll32.exe	31
PID 1576 wrote to memory of 2440	1576	rundll32.exe	31
PID 1576 wrote to memory of 2440	1576	rundll32.exe	31
PID 1576 wrote to memory of 2440	1576	rundll32.exe	31
PID 1576 wrote to memory of 2440	1576	rundll32.exe	31
PID 1576 wrote to memory of 2440	1576	rundll32.exe	31
PID 1576 wrote to memory of 2440	1576	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8f5039677ee44b7952f81c55341f9a02285a112073f36bb51409cfaa2ab540e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1576
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8f5039677ee44b7952f81c55341f9a02285a112073f36bb51409cfaa2ab540e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2440

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/2440-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2440-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2440-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2440-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download