f1ecb3c2e492bf7a220afb4d4f9ecd606323e28761be0fca6f49b6845061487d

Analysis

max time kernel
111s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
03/01/2025, 14:55

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General

Target

f1ecb3c2e492bf7a220afb4d4f9ecd606323e28761be0fca6f49b6845061487dN.dll
Size

76KB
MD5

8b5982e6505c6d28615fffb4535725b0
SHA1

0e847a06f928472c7445ac851805b1826e8a659a
SHA256

f1ecb3c2e492bf7a220afb4d4f9ecd606323e28761be0fca6f49b6845061487d
SHA512

231a3393bb4a889ae61b03d7002cbe8c26859ff3196b83d7445d823543357fad5264a90acf4f962b8db831d4aae904eda4830a9ca030deda953eb01eb195d96a
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zt:c8y93KQjy7G55riF1cMo03r

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1668-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1668-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1668-2-0x0000000010000000-0x0000000010030000-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
1668	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1668	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 1668	3044	rundll32.exe	30
PID 3044 wrote to memory of 1668	3044	rundll32.exe	30
PID 3044 wrote to memory of 1668	3044	rundll32.exe	30
PID 3044 wrote to memory of 1668	3044	rundll32.exe	30
PID 3044 wrote to memory of 1668	3044	rundll32.exe	30
PID 3044 wrote to memory of 1668	3044	rundll32.exe	30
PID 3044 wrote to memory of 1668	3044	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f1ecb3c2e492bf7a220afb4d4f9ecd606323e28761be0fca6f49b6845061487dN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f1ecb3c2e492bf7a220afb4d4f9ecd606323e28761be0fca6f49b6845061487dN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1668

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/1668-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1668-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1668-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download