a759f450c9f1e6815b3dccd0ffd77e183794334eaf60ba77fb0cd7e5a7d7fdda

Resubmissions

07-08-2024 12:20

240807-ph2rtsyejj 10

Analysis

max time kernel
103s
max time network
26s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
07-08-2024 12:20

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General

Target

$APPDATA/TotalAV/updates/SAVAPI 8.0.1/aedroid_gwf.dat
Size

4.2MB
MD5

961a1c1e0dfb8b54019c9ccec510b3ad
SHA1

ced9c7e98809bb7506a17644144efcbf50bfd10a
SHA256

50a9af9ac743d6a7f2741a3ab39717c8c7e618630b7688dab60b57b97f840b9d
SHA512

fca12aea31d0cb3b71b73456606b91d97f6bd3366591b65191ce6edda8b6ca8d53e07da4a5a95d9242a43b2c20842dfc1f9b39bb4ddc47058afd86530bb2afe4
SSDEEP

98304:pn7ccmeV0TkXxuwIxSt/C5ytS0BLC5KjeVdL+l/wSFHiw/OGPWqxcH8U:VccJ0TkhuLx2qyt/LC5vXGYSl9nOBHh

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
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.dat	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.dat\ = "dat_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dat_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dat_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dat_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dat_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dat_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dat_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2996	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2996	AcroRd32.exe
2996	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2468	2388	cmd.exe	30
PID 2388 wrote to memory of 2468	2388	cmd.exe	30
PID 2388 wrote to memory of 2468	2388	cmd.exe	30
PID 2468 wrote to memory of 2996	2468	rundll32.exe	31
PID 2468 wrote to memory of 2996	2468	rundll32.exe	31
PID 2468 wrote to memory of 2996	2468	rundll32.exe	31
PID 2468 wrote to memory of 2996	2468	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\$APPDATA\TotalAV\updates\SAVAPI 8.0.1\aedroid_gwf.dat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$APPDATA\TotalAV\updates\SAVAPI 8.0.1\aedroid_gwf.dat
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2468
- - 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\$APPDATA\TotalAV\updates\SAVAPI 8.0.1\aedroid_gwf.dat"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2996

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
7645b921a3291994b9096c9fc31ad9da

SHA1
bb65f85ee970552cd6e866a8f406dc6989aa89a0

SHA256
901e0897e11473b4fb0ff619d9b617c5012084f89e96d20bbea02eabbdba196d

SHA512
72eb622aad68e7cddf995e9831f481c491c55582bf7ff999d2764593492125ebf87b7b1f53cb73a1613337692bff82553e2f4cf421d1b499b39a9aa96fc128d4

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