853e0e817189593eba6dd13010ff22295f8205ce1ac87a3ba0cf2cdfebc6a86e

Analysis

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

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
27/09/2024, 12:13

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General

Target

853e0e817189593eba6dd13010ff22295f8205ce1ac87a3ba0cf2cdfebc6a86eN.dll
Size

324KB
MD5

f406207cf62dbd57839de6e13d535260
SHA1

937223075f16957fcaf7695d87947f9be000cf40
SHA256

853e0e817189593eba6dd13010ff22295f8205ce1ac87a3ba0cf2cdfebc6a86e
SHA512

a3f959478537635f3b637671e84e8ac63bcedd764755f120abea32bcf330756f4e5f8eb009b7261df5118bcc784cf63bb3bed09a55d62dab91124ee84eb4994e
SSDEEP

6144:uffiwI+FsqW5Ju0EOSR/qzsCWOVR678fe9dz+X2ZwqOf6:sWRnu3O3zsCPr67Ae9d6GZU

Score

5^/10

discovery upx

Malware Config

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2576	rundll32.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2576-4-0x0000000010000000-0x000000001009B000-memory.dmp	upx
behavioral1/memory/2576-3-0x0000000010000000-0x000000001009B000-memory.dmp	upx
behavioral1/memory/2576-2-0x0000000010000000-0x000000001009B000-memory.dmp	upx
behavioral1/memory/2576-1-0x0000000010000000-0x000000001009B000-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 use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2576	2380	rundll32.exe	29
PID 2380 wrote to memory of 2576	2380	rundll32.exe	29
PID 2380 wrote to memory of 2576	2380	rundll32.exe	29
PID 2380 wrote to memory of 2576	2380	rundll32.exe	29
PID 2380 wrote to memory of 2576	2380	rundll32.exe	29
PID 2380 wrote to memory of 2576	2380	rundll32.exe	29
PID 2380 wrote to memory of 2576	2380	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\853e0e817189593eba6dd13010ff22295f8205ce1ac87a3ba0cf2cdfebc6a86eN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\853e0e817189593eba6dd13010ff22295f8205ce1ac87a3ba0cf2cdfebc6a86eN.dll,#1
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:2576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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/2576-0-0x0000000010000000-0x000000001009B000-memory.dmp

Filesize
620KB

Download
memory/2576-4-0x0000000010000000-0x000000001009B000-memory.dmp

Filesize
620KB

Download
memory/2576-3-0x0000000010000000-0x000000001009B000-memory.dmp

Filesize
620KB

Download
memory/2576-2-0x0000000010000000-0x000000001009B000-memory.dmp

Filesize
620KB

Download
memory/2576-1-0x0000000010000000-0x000000001009B000-memory.dmp

Filesize
620KB

Download