97407f534fdc551ed2b568c7bf7b6df69c984fda5c03c518499fee4af7f6bbc2

Analysis

max time kernel
299s
max time network
32s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
12/06/2023, 02:26

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General

Target

ijiami.dat
Size

6.9MB
MD5

65f0c58660e67ae9125fbabd4c355cd0
SHA1

9618b56670dfa89a348f188dd7dfda24d5314a37
SHA256

ab2575ab477df21c65333fa20ece17d60a121162ea5b21b15e69577e15d41188
SHA512

a4c87682138b95bbd2e62b48bb3e3ff555181c08bceff6d1caa480ba2be4a6de498ad314cbfbe1c80a8b7f94df59a7fedc932f8931ce31b93a757b983081714e
SSDEEP

196608:ZlMuamkN8oHSmRHE7SeWhi0nJMCzlSlI+cFLK:ZldamkWbD7khtJ3zliI+n

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-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dat_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.dat	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.dat\ = "dat_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dat_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dat_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dat_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dat_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dat_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1420 wrote to memory of 1068	1420	cmd.exe	28
PID 1420 wrote to memory of 1068	1420	cmd.exe	28
PID 1420 wrote to memory of 1068	1420	cmd.exe	28
PID 1068 wrote to memory of 868	1068	rundll32.exe	29
PID 1068 wrote to memory of 868	1068	rundll32.exe	29
PID 1068 wrote to memory of 868	1068	rundll32.exe	29
PID 1068 wrote to memory of 868	1068	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ijiami.dat
1⤵
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ijiami.dat
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1068
- - 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\ijiami.dat"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:868

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

Windows 7 deprecation

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