427ece485005f1bd517b8f0c6c38a8f73bf32350795b83fb8cf937c86f99dfc8

Analysis

max time kernel
150s
max time network
128s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
01/11/2023, 18:28

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General

Target

dino.bin
Size

476KB
MD5

ab2e178c77f6df518024a71d05e98451
SHA1

6863f15cd00af38d8693889dc10170107d75c8b6
SHA256

427ece485005f1bd517b8f0c6c38a8f73bf32350795b83fb8cf937c86f99dfc8
SHA512

9c301f14311d403948c24c545e9146e8e1a3cff5b3fe5f093e5cf4ddae3ff05a0fccb82ea536cde9819a6b514c39561f76844ed545439a1d78c0fc206435bbbe
SSDEEP

6144:ZrrbWMPhyMz2+qcE0glzW2o6JQZGrt7qI3AmvXAAMXquPQcEY/0H:Br1pyU2+qcEJoOQm+8HMXquPNEEO

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-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\bin_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\bin_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\.bin	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2872	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2872	AcroRd32.exe
2872	AcroRd32.exe
2872	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 2864	2252	cmd.exe	29
PID 2252 wrote to memory of 2864	2252	cmd.exe	29
PID 2252 wrote to memory of 2864	2252	cmd.exe	29
PID 2864 wrote to memory of 2872	2864	rundll32.exe	30
PID 2864 wrote to memory of 2872	2864	rundll32.exe	30
PID 2864 wrote to memory of 2872	2864	rundll32.exe	30
PID 2864 wrote to memory of 2872	2864	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\dino.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\dino.bin
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2864
- - 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\dino.bin"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2872

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
831f927cc9c5af1153a376be8b307284

SHA1
abc1778a779e86136f98588f729f0f3412af9477

SHA256
f50f3e7e7f2fd237ff77bbcfcd9767822b69bc6fa68c9abe8b023c2a0fcb3801

SHA512
4b5301180b8ba22dc32b5a2a55c21607f131f1967068321bb3ab5c9ad7cf643fbf85ff0c351d091761f9468a93db8c0ee69b7be63d8fa222d5b7e92c65fbb76a

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