7c968be280ae9e6c8f0ee971eb7ee65f988babda748d266faf9c24966fcfb6fb

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
31-07-2024 19:17

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General

Target

Agreement_between_husband_and_wife_sample_98157.zip.7z
Size

1.9MB
MD5

34206a2b453f6fbd43f385a30fa33408
SHA1

25e594dcea9109c4d79ad35bbf138642427ab1d1
SHA256

7c968be280ae9e6c8f0ee971eb7ee65f988babda748d266faf9c24966fcfb6fb
SHA512

a9786990b8c6898af1dc008dc182cbf5ac220f4f116a920302b8c8d308186f1a815ce3ce35ec0758b98ea785e8c6deddfb947e7d9a089e7cabc2ca85bab35d75
SSDEEP

49152:tiwcS5VBWKAQJwU72FQ9BMXM/if+QbuDXKxvVSV+0K:7fWj6e8BMc/ifHBFka

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

Modifies registry class 2 IoCs

Processes:

rundll32.exerundll32.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid	Process
332	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid	Process
332	AcroRd32.exe
332	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

cmd.exerundll32.exerundll32.exe

description	pid	Process	procid_target
PID 2676 wrote to memory of 2720	2676	cmd.exe	29
PID 2676 wrote to memory of 2720	2676	cmd.exe	29
PID 2676 wrote to memory of 2720	2676	cmd.exe	29
PID 2720 wrote to memory of 2740	2720	rundll32.exe	30
PID 2720 wrote to memory of 2740	2720	rundll32.exe	30
PID 2720 wrote to memory of 2740	2720	rundll32.exe	30
PID 2740 wrote to memory of 332	2740	rundll32.exe	32
PID 2740 wrote to memory of 332	2740	rundll32.exe	32
PID 2740 wrote to memory of 332	2740	rundll32.exe	32
PID 2740 wrote to memory of 332	2740	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Agreement_between_husband_and_wife_sample_98157.zip.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Agreement_between_husband_and_wife_sample_98157.zip.7z
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2720
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Agreement_between_husband_and_wife_sample_98157.zip.7z
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2740
  - - 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\Agreement_between_husband_and_wife_sample_98157.zip.7z"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      PID:332

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
3b403d30712eb258f928dd0539c3cf28

SHA1
81b1c10d45aaee6b3bb833b90c30f3ee3cee7390

SHA256
d639deeb894077ee2790cf4476e813b1d9844a5a511972f43bbad0e19e747eb1

SHA512
6074bbd8a202b014ab3718a359490c53d319995af1f28de0d4a60c33dd8ddfb3394a1ed13ababf7f6ea71595a2e21e3f86e739c9de8f2300f69d1892fde72e1e

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