3f45b4acd905e47dbc1357ec44040af6e1fcb68fd09d8bacccad0d729be1d5da

Analysis

max time kernel
1563s
max time network
1564s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
12/08/2024, 09:52

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General

Target

ElectronV3/workspace/IY_FE.iy
Size

539B
MD5

291d5636a434c4f1ceb0f3f776c2a51f
SHA1

ae287e08f71c522a72812f0dace94b8ffb569341
SHA256

73bb58ba5b81960caf5a8e66675cc89b5761b77db99c6ceb9435f7211d400452
SHA512

7dab8034f85aef1b2b7a86cc8220ebdbb95a3f083d1565e1cff38414367aa69fc597a11aaba11dbef411e13fbfb285855d9c46ae59738f6e88c22dd55c81a743

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 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\iy_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.iy	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\iy_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\iy_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.iy\ = "iy_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\iy_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\iy_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\iy_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2556	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2556	AcroRd32.exe
2556	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2784 wrote to memory of 2732	2784	cmd.exe	31
PID 2784 wrote to memory of 2732	2784	cmd.exe	31
PID 2784 wrote to memory of 2732	2784	cmd.exe	31
PID 2732 wrote to memory of 2556	2732	rundll32.exe	32
PID 2732 wrote to memory of 2556	2732	rundll32.exe	32
PID 2732 wrote to memory of 2556	2732	rundll32.exe	32
PID 2732 wrote to memory of 2556	2732	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ElectronV3\workspace\IY_FE.iy
1⤵
- Suspicious use of WriteProcessMemory
PID:2784
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ElectronV3\workspace\IY_FE.iy
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2732
- - 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\ElectronV3\workspace\IY_FE.iy"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2556

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
946452713c98d09000c36bd26dbf5499

SHA1
26e28713c9e8791075535118ab3a420615fc2791

SHA256
cee68fd80a395a232a85bb4ee0d6caa4c81685310c5b986e4b8f6ee91029e91b

SHA512
1d05764852e4c5f835491c0cf2094099c566364cafa677de41138ffb3a79eeed3a4f0ab3451607a36d845a52d738cdef0a290ef7ba64445722d26a15fe9f3a56

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