ab6e43eb1364af849583cb494ded4567ddf222fa98cb9758ce4a4dbaed14f5fd

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
09/08/2024, 20:14

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General

Target

app.7z
Size

74.7MB
MD5

f2dda89a21dc34f19cf1d7ebbd5373a3
SHA1

a749090d5e84ea31fa3bffe7d0bfaad4d78aff89
SHA256

e1d4c2b37bfd576b3394ae32b72a65d57c412032b9350697d0a3f07cec99fb16
SHA512

6bb30b68e6c2c6dae25c2c693e7ec9fcd5431317b862e674186e9f5f22cf2b14e7314657a1955dc7d69c59e3ddc2c444d147aaa3f3c9a3465fec7ce92d55ccd1
SSDEEP

1572864:TjqIaaIsMvrwiwBECXtTUiZ0x8eX84UAIG1UdpC:XqUIt0icTUA0x8eXrrI22k

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-1-5-21-2257386474-3982792636-3902186748-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2220	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2220	AcroRd32.exe
2220	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 2796	3000	cmd.exe	31
PID 3000 wrote to memory of 2796	3000	cmd.exe	31
PID 3000 wrote to memory of 2796	3000	cmd.exe	31
PID 2796 wrote to memory of 2780	2796	rundll32.exe	32
PID 2796 wrote to memory of 2780	2796	rundll32.exe	32
PID 2796 wrote to memory of 2780	2796	rundll32.exe	32
PID 2780 wrote to memory of 2220	2780	rundll32.exe	34
PID 2780 wrote to memory of 2220	2780	rundll32.exe	34
PID 2780 wrote to memory of 2220	2780	rundll32.exe	34
PID 2780 wrote to memory of 2220	2780	rundll32.exe	34

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\app.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\app.7z
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2796
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\app.7z
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2780
  - - 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\app.7z"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      PID:2220

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
e1942c16f24ed220f60ea04bbb893e50

SHA1
784861217757f7c8f9588569bdc9083867c1360b

SHA256
f2307acd3660e2f38dbce60f4dddf3a5b8c95faee6e5027d04acd8ae1e4fae7f

SHA512
aee54914d1bfa0d44d4fcad9d8be09dc532265a411327ec5d5b40e879d6dadb97d70f1d332d02e6e3e644832923ec42b16388f57d5a142b74d00ec8b5a330cf5

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