7ebd71b720ccd218e091fda08400149efbe7f1799ea45147bac8d0b2bfa81a67

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-12-2024 06:11

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General

Target

7ebd71b720ccd218e091fda08400149efbe7f1799ea45147bac8d0b2bfa81a67N.dll
Size

76KB
MD5

4e6034c93951fe872305072a9a171510
SHA1

1bf09ec7879d0ce062b0e272dd2493a84a81e5ad
SHA256

7ebd71b720ccd218e091fda08400149efbe7f1799ea45147bac8d0b2bfa81a67
SHA512

151e4f7a003b7bda9a105bb342ba8fbe83d66b132598927cedf1a0d6654a431c213241582d7e8e0b5d728adb3d1a63ca7d9212901344a13bdd03469337c12a27
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZB:c8y93KQjy7G55riF1cMo03z

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/1644-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1644-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1644-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1644-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process
2488	1644	WerFault.exe

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	1644	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1644 wrote to memory of 2488	1644	rundll32.exe	31
PID 1644 wrote to memory of 2488	1644	rundll32.exe	31
PID 1644 wrote to memory of 2488	1644	rundll32.exe	31
PID 1644 wrote to memory of 2488	1644	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7ebd71b720ccd218e091fda08400149efbe7f1799ea45147bac8d0b2bfa81a67N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7ebd71b720ccd218e091fda08400149efbe7f1799ea45147bac8d0b2bfa81a67N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 328
    3⤵
    - Program crash
    PID:2488

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/1644-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1644-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1644-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1644-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download