a3807794c390acc037b4de2d88f9869406ec661946af0a9e4a06cbe1ee0ba4a5

Analysis

max time kernel
155s
max time network
31s
platform
windows7_x64
resource
win7-20230621-en
resource tags

arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
submitted
30/06/2023, 18:56

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General

Target

05_Makena_Dcast.json
Size

1KB
MD5

a2fe812cb79136ac24e76ac3528467ba
SHA1

a6c92608793740e3c3c45909463de9a54f212249
SHA256

ffe6781a30e495ec6098010e6f68ee0be8ab4de47ec853fa40e680834c6d8770
SHA512

83f49ee603858580c838f06a954b5eb05f3723e40d9793c6d4319ef6bae0a8566a2654ae3e8e824d9a9afe4014a6cb9595cdf0035010e8e317b385177048a301

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
Set value (str)	\REGISTRY\USER\S-1-5-21-3465915139-4244146034-2076118314-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3465915139-4244146034-2076118314-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3465915139-4244146034-2076118314-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3465915139-4244146034-2076118314-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3465915139-4244146034-2076118314-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3465915139-4244146034-2076118314-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3465915139-4244146034-2076118314-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3465915139-4244146034-2076118314-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3465915139-4244146034-2076118314-1000_CLASSES\json_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
968	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
968	AcroRd32.exe
968	AcroRd32.exe
968	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1328	1376	cmd.exe	29
PID 1376 wrote to memory of 1328	1376	cmd.exe	29
PID 1376 wrote to memory of 1328	1376	cmd.exe	29
PID 1328 wrote to memory of 968	1328	rundll32.exe	30
PID 1328 wrote to memory of 968	1328	rundll32.exe	30
PID 1328 wrote to memory of 968	1328	rundll32.exe	30
PID 1328 wrote to memory of 968	1328	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\05_Makena_Dcast.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\05_Makena_Dcast.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1328
- - 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\05_Makena_Dcast.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:968

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
aa44065c16e55364678d830e2ac9fe14

SHA1
57b0bb60649e28f260c3e49aea8406e12f0ca8ff

SHA256
515a150fd72e309a0e6ff9fe03300cbb21b45c4d8d92c1f70b2eaa59b7313daa

SHA512
67a6edb7e8d8d1a526c13e20fd447a885133f7cb49beab442dc8eca0b9c5f635dc1dfa61371a72c62956a11d1440e9d6343f2e83ee23e9147dbbb60e9762771c

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