a3807794c390acc037b4de2d88f9869406ec661946af0a9e4a06cbe1ee0ba4a5

Analysis

max time kernel
159s
max time network
42s
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

04_Sunny_Dcast.json
Size

1KB
MD5

33d4650377963e58e5579a9f4a385b7a
SHA1

d0bcc6ec5622643602ff096d4176b604c5de287b
SHA256

f0f6fe50a8c2c50febe75faf0963eb27723d9b7986852b6f905ed3fe07ae1a84
SHA512

6a8ce2dcb29faef0b630d5be89d9a6508930cc8cb1061fd071ea226101d328c0bf0e796a72894bbf6225b2ce52b424ad4535f1aa07ea4343d1fd022c05d3d6b7

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-1-5-21-1437583205-2177757337-340526699-1000_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-1-5-21-1437583205-2177757337-340526699-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1437583205-2177757337-340526699-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1437583205-2177757337-340526699-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1437583205-2177757337-340526699-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1437583205-2177757337-340526699-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1437583205-2177757337-340526699-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1437583205-2177757337-340526699-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1437583205-2177757337-340526699-1000_CLASSES\json_auto_file\	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2020	AcroRd32.exe
2020	AcroRd32.exe
2020	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 1404	1768	cmd.exe	29
PID 1768 wrote to memory of 1404	1768	cmd.exe	29
PID 1768 wrote to memory of 1404	1768	cmd.exe	29
PID 1404 wrote to memory of 2020	1404	rundll32.exe	31
PID 1404 wrote to memory of 2020	1404	rundll32.exe	31
PID 1404 wrote to memory of 2020	1404	rundll32.exe	31
PID 1404 wrote to memory of 2020	1404	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\04_Sunny_Dcast.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\04_Sunny_Dcast.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1404
- - 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\04_Sunny_Dcast.json"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2020

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
0b153d1e4e0c764f51cb08a9fa8bfa46

SHA1
edf3ff3d0a93c8b7247edcd2f9966fb7dfe0da1c

SHA256
89745f09a9fbd9293c2b4e5545abf01726d2fea0900be8e1ed50f17cea4a6bfe

SHA512
1363a64aa39fdcb64dbb8bdfddc33b38fc2f2c6a0c7c1918eb47b737fe2de0f0ff30ed011bf6e89895889fc5246c85315f59f7616118215e60c4252381a247b4

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