7ba60c548a30dfd291328ea52c96c5aa5f3eb1beeb71f195802842b645d27a8e

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 04:42

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General

Target

$PLUGINSDIR/app-64.7z
Size

77.6MB
MD5

cf3fcaf040815b89dffee1ff2b653544
SHA1

20da906afe08ac4ffd0903a882a2003bc9252653
SHA256

70106fafcb522ba8fb9bdbf47368addbc778455edb6a8cc6efaf270bf65b9241
SHA512

0a11d55fefd0d38bad72c3e5cf39f9730fbf8c0e9deed697e908d1f1b3ca0b1112ebcaacdd99b388ed259a976cd4f7c7ca4cc5d12334d231643a985caab268c5
SSDEEP

1572864:wgNzwtkFlWo6FUT9EFL0ofl+xiJP5pG7P0AvXPbNN:wgNU7+KL0ul+3P0AxN

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

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-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2752 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2752 AcroRd32.exe
2752 AcroRd32.exe

pid	process
2752	AcroRd32.exe

pid	process
2752	AcroRd32.exe
2752	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

cmd.exerundll32.exerundll32.exe

description	pid	process	target process
PID 3012 wrote to memory of 2364	3012	cmd.exe	rundll32.exe
PID 3012 wrote to memory of 2364	3012	cmd.exe	rundll32.exe
PID 3012 wrote to memory of 2364	3012	cmd.exe	rundll32.exe
PID 2364 wrote to memory of 2892	2364	rundll32.exe	rundll32.exe
PID 2364 wrote to memory of 2892	2364	rundll32.exe	rundll32.exe
PID 2364 wrote to memory of 2892	2364	rundll32.exe	rundll32.exe
PID 2892 wrote to memory of 2752	2892	rundll32.exe	AcroRd32.exe
PID 2892 wrote to memory of 2752	2892	rundll32.exe	AcroRd32.exe
PID 2892 wrote to memory of 2752	2892	rundll32.exe	AcroRd32.exe
PID 2892 wrote to memory of 2752	2892	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:3012
- 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:2364
- - 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:2892
  - - 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:2752

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
52a3be9e18b88ee3d74dee7220b757f0

SHA1
3e30f5ed581dd5d9652770ac6db1a3741537f16c

SHA256
c32a2244f3c49230c0c196e37f648542db3f995cbf1fd7c289a430d60f989b88

SHA512
93f50ec62ba9582c5087f5fcd23dc7a1544ab695bd4bbd2909c207e2ace2a1d66e4b40b6379d745b456d43cdccaaa9d867710bdbb9e5ba58118c6da51dc668b4

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