57afc09e77a9fccab0dd92a7d5aea8cb86f3a7847fe64fe746e8be836881202a

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
11-06-2024 01:57

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General

Target

AC-June-5561.mpp
Size

259KB
MD5

857ec2a2fa4dc1452b31ea7dcece2345
SHA1

116ac7079d2b8eca4fc5d53163c80fbe37ded677
SHA256

9daedcd5b4bfa87e8142de5bf83823af0822f3d21036f8cc6b8e236a55c2fd9f
SHA512

69c127e207036741442e66359483c7569cfce4eb2dd1db85f3f3a2bcc6c3e1d9582dd39e73715c88ab276aaf71dd71a0b34e39ddd90a3a90855cb806f6cbe66a
SSDEEP

1536:0KmRXMXBth38LkLZz8i67MV7VijGN9IKAwUFYhMwUFYPUjPaS9VKH:0K0KZ3Nh0ANdAwUFIMwUF+SPaS9VK

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\mpp_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\mpp_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\mpp_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\mpp_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\mpp_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\mpp_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\.mpp\ = "mpp_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\.mpp	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2752	AcroRd32.exe
2752	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2404	1732	cmd.exe	29
PID 1732 wrote to memory of 2404	1732	cmd.exe	29
PID 1732 wrote to memory of 2404	1732	cmd.exe	29
PID 2404 wrote to memory of 2752	2404	rundll32.exe	30
PID 2404 wrote to memory of 2752	2404	rundll32.exe	30
PID 2404 wrote to memory of 2752	2404	rundll32.exe	30
PID 2404 wrote to memory of 2752	2404	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\AC-June-5561.mpp
1⤵
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\AC-June-5561.mpp
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\AC-June-5561.mpp"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
a678d7d3210e167f5cf722db8a88ac44

SHA1
0fae724d213952f86e3991ed962841806f419077

SHA256
01de0084f2e47f6e9e46791e3a6b094c60b8403a83eb59c515cb7c89ab7b88e6

SHA512
c8a38f1190ad8de9bf7511241aaa68ce0520b172c20cc75f20276f63a36748bf846e74d6ea27aae6ae99ab3766fa7ba426d884fbca689fa865a9705459786ef2

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