79edae304ad98dc6569c73c7f01241ee4f4f660750cd53abc2e8261d75ea4d97

Analysis

max time kernel
121s
max time network
133s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 20:07

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General

Target

_crew_dialogs_ground_fr.assets.bank
Size

16.2MB
MD5

ac9dfa6355ea3de0a2f5161b14cd6e07
SHA1

426fc14a25807f293a87c60739a9321135b8a3b3
SHA256

570eb4dda446694ff3991c5489bf4072311ed2a22b561daa63334415376f1bc3
SHA512

59841e3bfd357f211363d94c5f8e5783e97ed5b2846fccdbcf155dac8c57e271f7798e3e984af9b0e28f7f08d71500c6463c98e5b6704808c62cbf942539a32a
SSDEEP

196608:SwHPtrtx1cpTJKfd57ltmEcMnsMcPnnMB5enzBzjm:ZrtxOMd9X3B4MBYnl3m

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-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\bank_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\bank_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\bank_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\bank_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\.bank	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\.bank\ = "bank_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\bank_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\bank_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2736	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2736	AcroRd32.exe
2736	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 2132	2580	cmd.exe	32
PID 2580 wrote to memory of 2132	2580	cmd.exe	32
PID 2580 wrote to memory of 2132	2580	cmd.exe	32
PID 2132 wrote to memory of 2736	2132	rundll32.exe	33
PID 2132 wrote to memory of 2736	2132	rundll32.exe	33
PID 2132 wrote to memory of 2736	2132	rundll32.exe	33
PID 2132 wrote to memory of 2736	2132	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\_crew_dialogs_ground_fr.assets.bank
1⤵
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\_crew_dialogs_ground_fr.assets.bank
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2132
- - 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\_crew_dialogs_ground_fr.assets.bank"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2736

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
5b940f868ba0ecf840ec7ecbdad3ce3a

SHA1
8dd5faed00ae543d5981411ce855c6c2a1dfcefb

SHA256
2fe5bb3af4370fda6f0e26963ac45a236a6c6334e91fa59b8454618ba915f07b

SHA512
b40c004ae61edec9d49fd19e96093df5d89b753d366aaf387257f058ac77a6a7a264f443dce0b4ae05b1b38d586436198b67bbb7f6c28307dcb287ada51f3c23

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