e0aabcf4b0336d74d7c94af12acfebe6f48d5991f96154036ae4936252b87841

Analysis

max time kernel
135s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2024, 04:00

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General

Target

e0aabcf4b0336d74d7c94af12acfebe6f48d5991f96154036ae4936252b87841.dll
Size

203KB
MD5

2644e406cde2227463ba4787ab361b12
SHA1

8a55104f0384225a094b91e704390d8b5b769e9e
SHA256

e0aabcf4b0336d74d7c94af12acfebe6f48d5991f96154036ae4936252b87841
SHA512

2548d382831151a1ef4524ed17e4ddf4a64bbe0468c79ed752782ce4e3630a26e4c4c579f612c0db03440f410f9d26a03dfc1eabe81c832ea24ae7e67b89fc78
SSDEEP

3072:SJ8IMILmCa3yx6oFEdgVXnFYf7C9Ugfxm3Nep9viMn/:RkmCaiEoFEd+FYOtxmdeviM/

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 2 IoCs

resource	yara_rule
behavioral2/memory/4412-0-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral2/memory/4412-1-0x0000000010000000-0x0000000010033000-memory.dmp	UPX

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4412-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/4412-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4284	4412	WerFault.exe	90

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4412	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 4412	5096	rundll32.exe	90
PID 5096 wrote to memory of 4412	5096	rundll32.exe	90
PID 5096 wrote to memory of 4412	5096	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0aabcf4b0336d74d7c94af12acfebe6f48d5991f96154036ae4936252b87841.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0aabcf4b0336d74d7c94af12acfebe6f48d5991f96154036ae4936252b87841.dll,#1
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4412
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4412 -s 712
    3⤵
    - Program crash
    PID:4284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4412 -ip 4412
1⤵
PID:4192

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4412-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/4412-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download