9123a2e6c0bb2c8aa28ab062628c23cac115499216af87776fe58afcfb852a2f

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
17/04/2024, 13:58

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General

Target

conf/language_es.properties
Size

8KB
MD5

a92e358abd8a3e63ea019849d6e6cb94
SHA1

73d36c208593b0339f3dabc8960354f47738cec6
SHA256

c2d1963d494e1ac9b2ef90540245c405d2034c63289c38cef166418963974e62
SHA512

9619eb73c49a335cc4a1ebf2b9d5d4805b73a2cae2889e9382b721316c5b31230c0d8596e774c7c5b0b2e40b2a4bf14601449e82700bcbf1a250f8eb80175c7a
SSDEEP

192:h1JV2YieILurfJdyUn3TFYP7oJrY7sxsrMrWSUrSrrCi+jdFng:h3V2HPLEJdDDFYP7oJrY7sxsrMrArSrv

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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\properties_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\properties_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\properties_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.properties	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.properties\ = "properties_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\properties_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\properties_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\properties_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2608	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2608	AcroRd32.exe
2608	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1536 wrote to memory of 2776	1536	cmd.exe	29
PID 1536 wrote to memory of 2776	1536	cmd.exe	29
PID 1536 wrote to memory of 2776	1536	cmd.exe	29
PID 2776 wrote to memory of 2608	2776	rundll32.exe	30
PID 2776 wrote to memory of 2608	2776	rundll32.exe	30
PID 2776 wrote to memory of 2608	2776	rundll32.exe	30
PID 2776 wrote to memory of 2608	2776	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\conf\language_es.properties
1⤵
- Suspicious use of WriteProcessMemory
PID:1536
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\conf\language_es.properties
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2776
- - 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\conf\language_es.properties"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2608

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
83e494752676aa0b9ba201edbb2e9bce

SHA1
4a0bccdc1ac57c2dc7389df6768c286875d4bf68

SHA256
18bf61c8d9eb8ddccf23791f8c4c9c95d8f25cf358e78596f99a363bbb0a8880

SHA512
431e5e4aa8bc59dec23ae2b4ca273da746443bcefcf7fe3e9be93180c99cb83b34a7adf9902c3869d122bea483cf99937e26679fe1edb19d0f7d564b6de328ec

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