29a1fec8349e4afd99da15561ff1cf755780a74a7b313551e7218cb160e3a225

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21/07/2024, 22:04

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General

Target

19a620cf7b83b832798645afddb34f70N.dll
Size

76KB
MD5

19a620cf7b83b832798645afddb34f70
SHA1

8475b08ecb17d440d880f8b04bc96ac3bbf3f3d1
SHA256

29a1fec8349e4afd99da15561ff1cf755780a74a7b313551e7218cb160e3a225
SHA512

1bef2292b557d43099980da4553ae241cb7d1172b703a6757998ffda593b298091b250f52bec9913b1fab668f474c8ed0e4a4008d3c83743bf29aacb1ac4ceac
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZsUl:c8y93KQjy7G55riF1cMo03Tl

Score

8^/10

persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2420-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2420-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2420-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	2420	WerFault.exe	30

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2420	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 2420	2192	rundll32.exe	30
PID 2192 wrote to memory of 2420	2192	rundll32.exe	30
PID 2192 wrote to memory of 2420	2192	rundll32.exe	30
PID 2192 wrote to memory of 2420	2192	rundll32.exe	30
PID 2192 wrote to memory of 2420	2192	rundll32.exe	30
PID 2192 wrote to memory of 2420	2192	rundll32.exe	30
PID 2192 wrote to memory of 2420	2192	rundll32.exe	30
PID 2420 wrote to memory of 2256	2420	rundll32.exe	31
PID 2420 wrote to memory of 2256	2420	rundll32.exe	31
PID 2420 wrote to memory of 2256	2420	rundll32.exe	31
PID 2420 wrote to memory of 2256	2420	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\19a620cf7b83b832798645afddb34f70N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\19a620cf7b83b832798645afddb34f70N.dll,#1
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 336
    3⤵
    - Program crash
    PID:2256

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2420-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2420-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2420-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download