a3662d134225a750239419fed5e11064d80d48bddcff826ff1644c93d014fc29

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/01/2025, 15:53

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General

Target

a3662d134225a750239419fed5e11064d80d48bddcff826ff1644c93d014fc29.dll
Size

76KB
MD5

1b093b596779f3271c469649affdd8bb
SHA1

715499c106931622cd51052fd6df89e8cf942d73
SHA256

a3662d134225a750239419fed5e11064d80d48bddcff826ff1644c93d014fc29
SHA512

dc30dd4d934ed5ef45725ebc3a1d9134c2abaad625d3c1bce43fd7160e725c8d9ed6325c27077ebd8ca8e5db608ccdecbe36a5a3c53da936274ddb4788eeed6a
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZbbNOHR6z:c8y93KQjy7G55riF1cMo03J0H4z

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2340-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2340-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2308	2340	WerFault.exe	30

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	2340	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2340	2980	rundll32.exe	30
PID 2980 wrote to memory of 2340	2980	rundll32.exe	30
PID 2980 wrote to memory of 2340	2980	rundll32.exe	30
PID 2980 wrote to memory of 2340	2980	rundll32.exe	30
PID 2980 wrote to memory of 2340	2980	rundll32.exe	30
PID 2980 wrote to memory of 2340	2980	rundll32.exe	30
PID 2980 wrote to memory of 2340	2980	rundll32.exe	30
PID 2340 wrote to memory of 2308	2340	rundll32.exe	31
PID 2340 wrote to memory of 2308	2340	rundll32.exe	31
PID 2340 wrote to memory of 2308	2340	rundll32.exe	31
PID 2340 wrote to memory of 2308	2340	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a3662d134225a750239419fed5e11064d80d48bddcff826ff1644c93d014fc29.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a3662d134225a750239419fed5e11064d80d48bddcff826ff1644c93d014fc29.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 308
    3⤵
    - Program crash
    PID:2308

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

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Downloads

memory/2340-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2340-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download