841a98464457d2fceff8a35e6b575b1e5e0681f7232cb3c2b94c698e38960a25

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25/03/2024, 21:05

240325-zxdnnahe48 3

25/03/2024, 20:59

25/03/2024, 20:56

25/03/2024, 20:51

25/03/2024, 20:45

25/03/2024, 20:38

25/03/2024, 20:36

Analysis

max time kernel
19s
max time network
19s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25/03/2024, 20:45

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General

Target

Prefetch/CONFIGSCHEDULEDTASK.EXE-927F7EB3.pf
Size

9KB
MD5

697bfe72b84d61e0dd85a7053c1e1df4
SHA1

78577ea490ca9baa5a37a631e4f0ef7e9869f187
SHA256

f12e8766305a5e7837f68ada517f9093b0f27f2048131035b087e55607ad8a8d
SHA512

3f5e53addd73d20d12f755f70024d4e188653f883c22aec0c784e0c0a42d166834c92b009e644b5e07b05e7600d41b2e652e218a7838189d79e3afcb3f332b12
SSDEEP

192:KD+/uKs7/WRN+1EEZrzfbqF83X1kelONM3AhJ8LdDRFa:nqsN+iE2wlkelOK3Ar2fw

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-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pf_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pf_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pf_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\.pf\ = "pf_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pf_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\.pf	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pf_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pf_auto_file\shell	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2512	AcroRd32.exe
2512	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2640	2112	cmd.exe	29
PID 2112 wrote to memory of 2640	2112	cmd.exe	29
PID 2112 wrote to memory of 2640	2112	cmd.exe	29
PID 2640 wrote to memory of 2512	2640	rundll32.exe	30
PID 2640 wrote to memory of 2512	2640	rundll32.exe	30
PID 2640 wrote to memory of 2512	2640	rundll32.exe	30
PID 2640 wrote to memory of 2512	2640	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Prefetch\CONFIGSCHEDULEDTASK.EXE-927F7EB3.pf
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Prefetch\CONFIGSCHEDULEDTASK.EXE-927F7EB3.pf
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2640
- - 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\Prefetch\CONFIGSCHEDULEDTASK.EXE-927F7EB3.pf"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2512

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
cbd5542d10945eeaadd08e8460eff838

SHA1
08dd82c34003f7c553e9c2ead5c103e331642b3c

SHA256
89dedc72a15d3ab9f8c9b18246345906cdeb8766adefb7c61b9e5f2fe1bc0673

SHA512
d69c8ebeba787571eecfa3348ffab72a9b4761986772a287b440d5b8a12590bee190ac93eb1d3cc1c7b1d8f1612e1ea4f2de96bd6fc7d3137e954a9f13c4e661

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