92b198ccaa8e897e9d86a886c98cd03825ae6ba08f3c0b7464a318d212811116

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30-08-2024 02:07

240830-cj8wbasbqc 3

30-08-2024 02:00

30-08-2024 01:56

30-08-2024 01:52

30-08-2024 01:45

30-08-2024 01:42

Analysis

max time kernel
102s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-08-2024 02:07

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General

Target

Cert/pop-support_1665955296.tar.xz
Size

114KB
MD5

38e7f80dc166d6d6aff669957117ac83
SHA1

066768f5af983a33521fd9089b6d7917c574b7c7
SHA256

0367f81c2dfae13d02e71c66cbf58f8d5881aac85935d41acd058f7a63fefb3f
SHA512

f966b5f6a4b2241ca3160e3f4a54532168ffe64b381b723323b9db7b4177bd948e2629b009c9562f14a49f6eba93e186d32e74dee97f29ad38d11a713151c59e
SSDEEP

1536:mKEqnLRocVkw6uuQoX9sPrZIZDBoJIMFaKv6wim5hxQrKUwmpHX4ETLBkZHFwpH6:FEqdcw62oKFQ1itaxk5bAKUnXnBM6I

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

Processes:

AcroRd32.exe

description ioc process

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

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

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\xz_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\xz_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\xz_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\xz_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\xz_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\xz_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.xz	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.xz\ = "xz_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2580 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2580 AcroRd32.exe
2580 AcroRd32.exe

pid	process
2580	AcroRd32.exe

pid	process
2580	AcroRd32.exe
2580	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1324 wrote to memory of 1844	1324	cmd.exe	rundll32.exe
PID 1324 wrote to memory of 1844	1324	cmd.exe	rundll32.exe
PID 1324 wrote to memory of 1844	1324	cmd.exe	rundll32.exe
PID 1844 wrote to memory of 2580	1844	rundll32.exe	AcroRd32.exe
PID 1844 wrote to memory of 2580	1844	rundll32.exe	AcroRd32.exe
PID 1844 wrote to memory of 2580	1844	rundll32.exe	AcroRd32.exe
PID 1844 wrote to memory of 2580	1844	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Cert\pop-support_1665955296.tar.xz
1⤵
- Suspicious use of WriteProcessMemory
PID:1324
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Cert\pop-support_1665955296.tar.xz
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1844
- - 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\Cert\pop-support_1665955296.tar.xz"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2580

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
e110d5d9bf26e9d7448ec08a20b869b0

SHA1
c3910072732b6aa4b76a385aa5f752d0b40b32b3

SHA256
5b9e9f2d1f53520a3d0ccd847ede46d1880f8fa1d2497adfd61c558e41651157

SHA512
4d5b3caf6a022814dd6249c2b5eb815dc5319c445535e161a9a0faae1e828ff0e4fde7f194871920829c66c31f0b5f45aae7d900d9aa66634807d4a1ccac1256

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