7965493d62037e1eb29710a6f54ff314663b745c048d5c170239bbddcf12587c

Analysis

max time kernel
601s
max time network
362s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
23/11/2023, 17:14

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General

Target

rules/emerging-phishing.rules
Size

1.9MB
MD5

f8b04d15707b6c130213aadd60953d24
SHA1

0359fad446cacff4992f1ae21c47879d304a18c5
SHA256

9f4e427a5bc21ca932d0a5799119700bd0d796776a93a6bc4dd6297f1cacd20a
SHA512

f10861aa3e4ad46e829bb81a4a342f62fbc81a62d16a6b0336f4950503a6aec62bb2b508db815a94515d009c681b5fdf8d158da3c58115cd76ad38d9d916afa0
SSDEEP

3072:pnaa1NM4Bi4yQ0beSoK5WM92LdcsoxLj0pryuOi1hW7EQ7ajvCFxfshf+3LX:8r4FyQ0bedy92ixLQplOiu7aWFyhm3L

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-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\rules_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\.rules	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\rules_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\rules_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\rules_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\rules_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\.rules\ = "rules_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\rules_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
2316	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2316	AcroRd32.exe
2316	AcroRd32.exe
2316	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 2896	2552	cmd.exe	29
PID 2552 wrote to memory of 2896	2552	cmd.exe	29
PID 2552 wrote to memory of 2896	2552	cmd.exe	29
PID 2896 wrote to memory of 2316	2896	rundll32.exe	30
PID 2896 wrote to memory of 2316	2896	rundll32.exe	30
PID 2896 wrote to memory of 2316	2896	rundll32.exe	30
PID 2896 wrote to memory of 2316	2896	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\rules\emerging-phishing.rules
1⤵
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\rules\emerging-phishing.rules
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2896
- - 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\rules\emerging-phishing.rules"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2316

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

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Downloads

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

Filesize
3KB

MD5
005ab9d3cc914c56c8f7eb81a9e24ab2

SHA1
3d2d9997d20f9a90bfa601fa116ab8ff08c32671

SHA256
2c895d8d0c19a3634cfe72f996c785fa9f2514f10dcf58122b64920589b8c16f

SHA512
eaabf46d4cea76afc4667cb1b064bf14475ff74f2426d6d9439df6875f0d68496cc0f1674d288b213b22cdbfd2bae055fa55ceb5d100b533495f42d6cdeab416

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