594fc6920eaa06364ff7ffeb87be15ec81882030749759a872a6b9f17da75670

Resubmissions

21/05/2024, 14:43

240521-r3mvhshd83 3

21/05/2024, 14:40

21/05/2024, 14:37

21/05/2024, 14:34

21/05/2024, 14:31

Analysis

max time kernel
18s
max time network
16s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
21/05/2024, 14:43

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General

Target

Some Problems/Copy of GQQT6wTmw_4M5FrI8EEjZNVTGsVIe1szwXwQtDryjZsHh9DXsU-ySSXqlVbZ04QQvg==.c9r
Size

475KB
MD5

1ca02d3c07f8adc89e6e76baa23981f7
SHA1

e9b7d6bb1f02faa38f79e82c5a0d1e03f89ea267
SHA256

b46e04bda32e9d44bc8e59c419bd2da09a4a9459ec500f3a4545a89af765ac4b
SHA512

6b1f6eeec17c0d10eef85ca7ea872bab84c75fc43144c1703a323197de1457587fd6603e0850331ab4beb2c84ba6e91316398a8cbef351a02682c8853275082d
SSDEEP

12288:8sYqiPfrgn3XRPDFxhEFWgTYywsMXr0EsZYHUCDt:7Yq+frM3BrFxhEFWg0vdXYTZY/Dt

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\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\c9r_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.c9r\ = "c9r_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\c9r_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\c9r_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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\c9r_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.c9r	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\c9r_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\c9r_auto_file\shell	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2128	AcroRd32.exe
2128	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2656	1972	cmd.exe	29
PID 1972 wrote to memory of 2656	1972	cmd.exe	29
PID 1972 wrote to memory of 2656	1972	cmd.exe	29
PID 2656 wrote to memory of 2128	2656	rundll32.exe	30
PID 2656 wrote to memory of 2128	2656	rundll32.exe	30
PID 2656 wrote to memory of 2128	2656	rundll32.exe	30
PID 2656 wrote to memory of 2128	2656	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Some Problems\Copy of GQQT6wTmw_4M5FrI8EEjZNVTGsVIe1szwXwQtDryjZsHh9DXsU-ySSXqlVbZ04QQvg==.c9r"
1⤵
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Some Problems\Copy of GQQT6wTmw_4M5FrI8EEjZNVTGsVIe1szwXwQtDryjZsHh9DXsU-ySSXqlVbZ04QQvg==.c9r
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2656
- - 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\Some Problems\Copy of GQQT6wTmw_4M5FrI8EEjZNVTGsVIe1szwXwQtDryjZsHh9DXsU-ySSXqlVbZ04QQvg==.c9r"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2128

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
61b74298dd25a6cf85cbb60b8f1b5684

SHA1
151ef1a8892a4a7325262378486e74ea1aa94469

SHA256
10c1e17f0abe7eb12c89ee00d07435c3e32aeddf178a89aacfd5224b03b2641b

SHA512
fa738a14e194713d945361b7c97f864e345752b45e518786deb55cf8794eb706b0a390ab310b92268c814b543e4d087d4801665cbe07043fb897d4be92b74bac

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