260f06f0c6c1544afcdd9a380a114489ebdd041b846b68703158e207b7c983d6

Resubmissions

13/09/2024, 08:50

240913-krrk1avbln 8

13/09/2024, 08:46

240913-kpfeysvdlb 3

13/09/2024, 08:34

240913-kgtbvavakd 8

Analysis

max time kernel
103s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/09/2024, 08:50

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General

Target

Launcherkks.pck
Size

374KB
MD5

629de0818f1ddcad721e870d8a211bdf
SHA1

d251a07f8be2abdd3f5f4032fd820f641f1b9750
SHA256

0d03c7c6335e06c45dd810fba6c52cdb9eafe02111da897696b83811bff0be92
SHA512

e0652bc32229e7cb4fe7f18a45c68d2a43c425982750ca64ba775e39a04cf0a373e231f9b8b7eaf6a281c8492342b6d720901139c970676f57324b38ed7ec7ae
SSDEEP

6144:1mKBG1eY8bMQ8aX7vlqyXTdhmDjmk0iPvsxFHGqhGnyfGD5ro9W3vEuFm8eidH:IKY1eXMQv7NqkHgj07GHn0GLhF

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pck_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.pck	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pck_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pck_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pck_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.pck\ = "pck_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pck_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pck_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
2704	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2704	AcroRd32.exe
2704	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2104	1620	cmd.exe	31
PID 1620 wrote to memory of 2104	1620	cmd.exe	31
PID 1620 wrote to memory of 2104	1620	cmd.exe	31
PID 2104 wrote to memory of 2704	2104	rundll32.exe	32
PID 2104 wrote to memory of 2704	2104	rundll32.exe	32
PID 2104 wrote to memory of 2704	2104	rundll32.exe	32
PID 2104 wrote to memory of 2704	2104	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Launcherkks.pck
1⤵
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Launcherkks.pck
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2104
- - 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\Launcherkks.pck"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
e1dce97465aae293f27731c859faeb77

SHA1
dc46d70e50b454c2c9c12a4aee134819d2699054

SHA256
92ed13394fda8dac70ce04de2333b024e66b17ac0350e4164225380161f39ec8

SHA512
9c763e2035e921bc46630bc0dbcb18a99b866154f727b065135e3a736516d8234252556ccfaf9069142ae23e3da9d60d2d116ee53d51d39585281df2589a64cb

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