546f8b2f6a3ea4cb7b357238d71b248ec9cbafed3ea540a9efb777f0617b0acd

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
14/08/2024, 19:07

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General

Target

Area_Solicitud_Imagen_Campo_Rubiales.sbn
Size

132B
MD5

e90859d19d05c6670ce063770c6a7f2d
SHA1

13297db148f1a2e91118f1b8d83cb8df54100ffa
SHA256

29638b66a1d91f0311723dbbf2ccd6fa817dcdc586467c1cd206d68d5e88c6be
SHA512

807e3914f03d88d3888454a7187e3fb1f9e5a15066786d25451e23fe126be4d3d91d1be77c6f70fbadfde82693e1ec1c052cc1c6b578eeaadf340b673878ee71

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-1-5-21-3502430532-24693940-2469786940-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\sbn_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.sbn	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.sbn\ = "sbn_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\sbn_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\sbn_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\sbn_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\sbn_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\sbn_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
2764	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2764	AcroRd32.exe
2764	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 2792	1440	cmd.exe	32
PID 1440 wrote to memory of 2792	1440	cmd.exe	32
PID 1440 wrote to memory of 2792	1440	cmd.exe	32
PID 2792 wrote to memory of 2764	2792	rundll32.exe	33
PID 2792 wrote to memory of 2764	2792	rundll32.exe	33
PID 2792 wrote to memory of 2764	2792	rundll32.exe	33
PID 2792 wrote to memory of 2764	2792	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Area_Solicitud_Imagen_Campo_Rubiales.sbn
1⤵
- Suspicious use of WriteProcessMemory
PID:1440
- 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.sbn
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2792
- - 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.sbn"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2764

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
bf8b2fc6d0a5ba4a271f2e252de80ffe

SHA1
25007007bc7c2301db444383551a69cc3e398c76

SHA256
d3aa39a9ee3c8badde5e03d0f299a3cc8a84837d6f3afee90322ff80fa7fa008

SHA512
cfa6a06fd41fb5d21f5607424be41871ce12a16db63f26b3f78d37da3ec2286333281b27464473116c36dfb4e51d87f55aaec622cfdd1e02c782dc8c49082394

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