e2cf51309878bcef1d785678f01cf0dcfce0ebad05d8919bdfb739531dc978e0

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 01:17

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General

Target

e2cf51309878bcef1d785678f01cf0dcfce0ebad05d8919bdfb739531dc978e0N.dll
Size

76KB
MD5

dddb7e881bad01dd14e47512729d6790
SHA1

5855d797e3e9df49431f7339998154924e0b9a2a
SHA256

e2cf51309878bcef1d785678f01cf0dcfce0ebad05d8919bdfb739531dc978e0
SHA512

5da8d942ec84dba60426c25a7a36e1a0613eadff3cecd4b6bc2e59275a15c4d54b42b4991c09b2fcb3466454fd413c3893c621cd6eb57b2a9f6c6dd50c04e1a2
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z+i41u8W:c8y93KQjy7G55riF1cMo03QietW

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2092-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2092-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2092-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2092-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3064	2092	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	2092	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 2092	2068	rundll32.exe	30
PID 2068 wrote to memory of 2092	2068	rundll32.exe	30
PID 2068 wrote to memory of 2092	2068	rundll32.exe	30
PID 2068 wrote to memory of 2092	2068	rundll32.exe	30
PID 2068 wrote to memory of 2092	2068	rundll32.exe	30
PID 2068 wrote to memory of 2092	2068	rundll32.exe	30
PID 2068 wrote to memory of 2092	2068	rundll32.exe	30
PID 2092 wrote to memory of 3064	2092	rundll32.exe	31
PID 2092 wrote to memory of 3064	2092	rundll32.exe	31
PID 2092 wrote to memory of 3064	2092	rundll32.exe	31
PID 2092 wrote to memory of 3064	2092	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2cf51309878bcef1d785678f01cf0dcfce0ebad05d8919bdfb739531dc978e0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2cf51309878bcef1d785678f01cf0dcfce0ebad05d8919bdfb739531dc978e0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2092
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 332
    3⤵
    - Program crash
    PID:3064

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/2092-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2092-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2092-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2092-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download