a34497c81d6ba80650284705fdc14a49d410b2764f8198704d21f397e1b750a7

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02-02-2025 05:55

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General

Target

a34497c81d6ba80650284705fdc14a49d410b2764f8198704d21f397e1b750a7N.dll
Size

76KB
MD5

aba7c98ae5aa6242059a1686dfdb5d30
SHA1

88a2c6d629387b808b5bf14bda41725f8915776f
SHA256

a34497c81d6ba80650284705fdc14a49d410b2764f8198704d21f397e1b750a7
SHA512

7529af7f18354bc150a151ee0012d16d1454fab842c4bb05942e38b9a72bc5eb5c60cd9238d47d33b1282cbda73ed0b850664dee9b6ecc1d57b922a5d382813d
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z5Xss9e:c8y93KQjy7G55riF1cMo03zpc

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2216-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2216-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2216-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2216-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2216-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2968	2216	WerFault.exe	29

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	2216	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2216	2808	rundll32.exe	29
PID 2808 wrote to memory of 2216	2808	rundll32.exe	29
PID 2808 wrote to memory of 2216	2808	rundll32.exe	29
PID 2808 wrote to memory of 2216	2808	rundll32.exe	29
PID 2808 wrote to memory of 2216	2808	rundll32.exe	29
PID 2808 wrote to memory of 2216	2808	rundll32.exe	29
PID 2808 wrote to memory of 2216	2808	rundll32.exe	29
PID 2216 wrote to memory of 2968	2216	rundll32.exe	30
PID 2216 wrote to memory of 2968	2216	rundll32.exe	30
PID 2216 wrote to memory of 2968	2216	rundll32.exe	30
PID 2216 wrote to memory of 2968	2216	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a34497c81d6ba80650284705fdc14a49d410b2764f8198704d21f397e1b750a7N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a34497c81d6ba80650284705fdc14a49d410b2764f8198704d21f397e1b750a7N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2216
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2216 -s 316
    3⤵
    - Program crash
    PID:2968

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/2216-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2216-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2216-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2216-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2216-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download