546f8b2f6a3ea4cb7b357238d71b248ec9cbafed3ea540a9efb777f0617b0acd

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
14/08/2024, 19:07

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General

Target

Area_Solicitud_Imagen_Campo_Rubiales.dbf
Size

1KB
MD5

82888291a1a09d69adbed903bcf4e8d2
SHA1

f27593d3f66e57c1f3109a34df7167bd7175a428
SHA256

fc6aad0eab0e8d1f3534721872b0918c8be3bed7369ab19daa7629174489d4e0
SHA512

521a53e91f474c5bc57d27d71308066c87a1bc9bb3854716fd21064144633c26ec003168f6d0901cc330f979ce4df64a1ab94af5d2ec89c118902858e73562e6

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-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\dbf_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.dbf\ = "dbf_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\dbf_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\dbf_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\dbf_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.dbf	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\dbf_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\dbf_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2656	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2656	AcroRd32.exe
2656	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 2644	2844	cmd.exe	31
PID 2844 wrote to memory of 2644	2844	cmd.exe	31
PID 2844 wrote to memory of 2644	2844	cmd.exe	31
PID 2644 wrote to memory of 2656	2644	rundll32.exe	32
PID 2644 wrote to memory of 2656	2644	rundll32.exe	32
PID 2644 wrote to memory of 2656	2644	rundll32.exe	32
PID 2644 wrote to memory of 2656	2644	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Area_Solicitud_Imagen_Campo_Rubiales.dbf
1⤵
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Area_Solicitud_Imagen_Campo_Rubiales.dbf
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2644
- - 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\Area_Solicitud_Imagen_Campo_Rubiales.dbf"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2656

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
4867003c86e27a45c2184ee759168150

SHA1
d240363e19cc89586adeef1dcab1c3332d410dc2

SHA256
fd949668c5c14966b9246957fcbbfe9c2404ce697a09d3143ec4ab90c4ab1871

SHA512
3a17cfb7275b07c6c43bc56f71286d4460bdaec35991232393ca87ca1fed254d292b085b8b31536a8a8746109e37b2281eb9b4bdb7dff3447818785ac5ce2877

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