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02-09-2024 21:14

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02-09-2024 20:57

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Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02-09-2024 20:52

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General

Target

$PLUGINSDIR/app-64.7z
Size

79.3MB
MD5

145e3c59325d2d09ea513217f8f43c25
SHA1

7b429b268c8667fb0730ead71bd27ef65a1c32a1
SHA256

0f19ceac32b5ae578c4fde9bd9ae635a6487af5c421407a5f0b266957b62fef1
SHA512

38c5101420eae94020ff795461265ee47ccb6d71144a0ce22e3302af82e1ba811b92d4d9f977bc5ca7d1126b9ad21760095a2db27a0cc66d40aafa393e0025ed
SSDEEP

1572864:wJ39KZD4y9MXs6IB8ceyIS7nqYdd6hIEhSmn6nlN/RF4:rj9M86I/vP7nMhJnUXRi

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-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3048	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3048	AcroRd32.exe
3048	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2848	2212	cmd.exe	32
PID 2212 wrote to memory of 2848	2212	cmd.exe	32
PID 2212 wrote to memory of 2848	2212	cmd.exe	32
PID 2848 wrote to memory of 2728	2848	rundll32.exe	33
PID 2848 wrote to memory of 2728	2848	rundll32.exe	33
PID 2848 wrote to memory of 2728	2848	rundll32.exe	33
PID 2728 wrote to memory of 3048	2728	rundll32.exe	35
PID 2728 wrote to memory of 3048	2728	rundll32.exe	35
PID 2728 wrote to memory of 3048	2728	rundll32.exe	35
PID 2728 wrote to memory of 3048	2728	rundll32.exe	35

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2848
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2728
  - - 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\$PLUGINSDIR\app-64.7z"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      PID:3048

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
c503ce474337e9a68ba68d9006031ee3

SHA1
60157fe1871ed83254ff6fee914e58405f4b111a

SHA256
725f838a3c605e946efdf79908f584491c290c48ad5db717ef2e3a337b1ef2bd

SHA512
670f99f13656b1b1e1a84d9356a1ba2bb4f99eaa0dab09ce98ddc6c90c943ffa5c9c2b1407de9ea4d2d627a15a7b632cdedc60071f29b0047931386bedbd6012

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