99d93b7349356e0b5686696b91e559dd323bc56eb1b2f72de3fa6b174c9ed093

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
12-07-2023 18:32

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General

Target

Metalslugdefense1.15.0.apk
Size

27.7MB
MD5

c26f7509d98bd4551608b61ba1a65744
SHA1

77e3a111411f08fb7efb91f4258f0bd16c4b6563
SHA256

99d93b7349356e0b5686696b91e559dd323bc56eb1b2f72de3fa6b174c9ed093
SHA512

5eb2e6e01e35590967e97b2e30a546a0950f178b9d30611b7a02ee731338b94da97452dd32a2b33eca1bad435149cdbaef99e82290e168f7c5bc409e91735836
SSDEEP

786432:Dcf5nfCsNkKb5g9J0CsB5kNTdmlEEf78FIniy9IpDrfZ:DchnfhN55gvmB+h4lP82iWIlZ

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-1-5-21-377084978-2088738870-2818360375-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000_CLASSES\apk_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000_CLASSES\.apk	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000_CLASSES\.apk\ = "apk_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000_CLASSES\apk_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000_CLASSES\apk_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000_CLASSES\apk_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000_CLASSES\apk_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000_CLASSES\apk_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3040	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3040	AcroRd32.exe
3040	AcroRd32.exe
3040	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2064	2324	cmd.exe	29
PID 2324 wrote to memory of 2064	2324	cmd.exe	29
PID 2324 wrote to memory of 2064	2324	cmd.exe	29
PID 2064 wrote to memory of 3040	2064	rundll32.exe	30
PID 2064 wrote to memory of 3040	2064	rundll32.exe	30
PID 2064 wrote to memory of 3040	2064	rundll32.exe	30
PID 2064 wrote to memory of 3040	2064	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Metalslugdefense1.15.0.apk
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Metalslugdefense1.15.0.apk
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2064
- - 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\Metalslugdefense1.15.0.apk"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3040

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
3KB

MD5
dae64250a99f206cee553790824710b9

SHA1
e989c73baf3d016c8346b1442e64e0d95a431385

SHA256
508cc6c21ec1c8db30847c4373c103e36c2f6e93f5e26dfd835076f2156406d0

SHA512
01cd3da0e56f23060f396156a217053efa48c1bfd296e6980f223c845acab0e6db29d9f88e5dcf754beffc76884afce8e1591d20866435df57c9f9317bd02552

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