870e610dbb18ec4a72067da60ff746cf12bcf8fbfc78907eb3fbe00e414915fb

Analysis

max time kernel
111s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 06:40

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General

Target

870e610dbb18ec4a72067da60ff746cf12bcf8fbfc78907eb3fbe00e414915fbN.dll
Size

76KB
MD5

3719d03c9b3722ea82311673fd716ae0
SHA1

f3bd91412fb8b573d821d944b7022246b0feb076
SHA256

870e610dbb18ec4a72067da60ff746cf12bcf8fbfc78907eb3fbe00e414915fb
SHA512

f87d6d9f2275106c91b6922ca7cc7cca2b9d23bcbd49580817475eb745baffd86d9d643be25024886ecf5d0f7b365e8834561c4ab122f3e66dd1ab45e6375641
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z9mSJt230F:c8y93KQjy7G55riF1cMo03vmSfqs

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
behavioral2/memory/2276-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2276-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2276-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2276-3-0x0000000010000000-0x0000000010030000-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 2 IoCs

pid	Process
2276	rundll32.exe
2276	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2276	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4428 wrote to memory of 2276	4428	rundll32.exe	82
PID 4428 wrote to memory of 2276	4428	rundll32.exe	82
PID 4428 wrote to memory of 2276	4428	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\870e610dbb18ec4a72067da60ff746cf12bcf8fbfc78907eb3fbe00e414915fbN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4428
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\870e610dbb18ec4a72067da60ff746cf12bcf8fbfc78907eb3fbe00e414915fbN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2276

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/2276-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2276-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2276-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2276-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download