83ba4e290da54c23797a42fb6d97b9381a067134c8a19267071182ab8595473d

Analysis

max time kernel
110s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 21:15

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General

Target

3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6.tar
Size

503KB
MD5

4b9c7f1e6218ae4264dd3529e69a81b5
SHA1

011defe93e39938465aaa2254a5fd8dfbb6d383b
SHA256

4b89405fc4cce8eb356746f1040c6af6bc90942659c3aff12c42a78d531a48d6
SHA512

d3a2ee73d7295fdfb093bee54e187dca9c0bfefa2baa0ab8d5b93cbbada2883534644002311fbe450c410f2f522e2126b13394d4cf6525ce86ae111bcd0d47f9
SSDEEP

12288:ubZxvzlLYN4fYSq7UpiiArc3mYAR27YAC1:WZxpflpiFymHR2b

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 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3056	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3056	AcroRd32.exe
3056	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2780	2248	cmd.exe	30
PID 2248 wrote to memory of 2780	2248	cmd.exe	30
PID 2248 wrote to memory of 2780	2248	cmd.exe	30
PID 2780 wrote to memory of 2836	2780	rundll32.exe	31
PID 2780 wrote to memory of 2836	2780	rundll32.exe	31
PID 2780 wrote to memory of 2836	2780	rundll32.exe	31
PID 2836 wrote to memory of 3056	2836	rundll32.exe	33
PID 2836 wrote to memory of 3056	2836	rundll32.exe	33
PID 2836 wrote to memory of 3056	2836	rundll32.exe	33
PID 2836 wrote to memory of 3056	2836	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6.tar
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6.tar
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6.tar
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2836
  - - 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\3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6.tar"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      PID:3056

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
b6819670dcddf865fde6c7374a5d08d4

SHA1
16cba5efa85acf32b260904effb09de5b9640185

SHA256
53ec11b65063ee455a6a8a7e57e07547841433cf2d9d38fa8a9bf549fda2fba4

SHA512
4a1dba7afb03258e8a3611b08ff73b2be2b7bee9c91edd35fbf185db1ea9ca871f6947d08c0e94329c56095561499f8b380e8a69d69490576a0a74b26c30c161

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