30091faafd62ea7ba9868db2ee575dab98fd126a78d39590f57ea7b38b20d966

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
25-08-2024 18:51

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General

Target

$PLUGINSDIR/app-64.7z
Size

76.2MB
MD5

8dfb6836a04b97fad58393202c9587b6
SHA1

671282ad51b365930cfa4dae262b838669d29b3f
SHA256

9e0751d586fdd328522ad3f84873f8be946d966af52596384af4b4c90b7a0158
SHA512

103dd876fc27d2051dc6b59c364078197f52cfbba996a15b2bfbeddb511114f02a8062574e3a99018036a27ee83dea93ee1b172fa1d81a360096f98caeb7cea5
SSDEEP

1572864:Ee4hJceZcymVkfWx0/sX2ZNt/Ls7fWxZaG2A/oYqb:Ee41t+xy82LtzVxSbf

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-1-5-21-2172136094-3310281978-782691160-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2416	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2416	AcroRd32.exe
2416	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 2816	884	cmd.exe	31
PID 884 wrote to memory of 2816	884	cmd.exe	31
PID 884 wrote to memory of 2816	884	cmd.exe	31
PID 2816 wrote to memory of 2840	2816	rundll32.exe	32
PID 2816 wrote to memory of 2840	2816	rundll32.exe	32
PID 2816 wrote to memory of 2840	2816	rundll32.exe	32
PID 2840 wrote to memory of 2416	2840	rundll32.exe	34
PID 2840 wrote to memory of 2416	2840	rundll32.exe	34
PID 2840 wrote to memory of 2416	2840	rundll32.exe	34
PID 2840 wrote to memory of 2416	2840	rundll32.exe	34

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:884
- 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:2816
- - 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:2840
  - - 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:2416

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
cd7a18c35dafb0dd7c0b02e0ef3b5f36

SHA1
58ef9c312d8bb58cd0885a94574ee219b2f333f6

SHA256
77ce0292354681802ad52df880f1451bbca8afc90c86d508fc0b205d32c9941a

SHA512
2f833dcb32c0ddff19a88d99ceb79bb7142e3e7f12a9304ae901fabbe1bd264dcb67a9453d3f10ff8c83ddfdeb5c2351f8b9cd71b20391571da297ee3049a939

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