bdaejec | afc3c324b2c1f4133957f2f35e9f0fd99c33b389b22a5a4d9737125e5f64cb99

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2025 04:10

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General

Target

JaffaCakes118_46a31b5fa0c31231de193f2bc26a7a60.exe
Size

124KB
MD5

46a31b5fa0c31231de193f2bc26a7a60
SHA1

12e819e8a446bf62be99a0848120d6c0c0afcc10
SHA256

afc3c324b2c1f4133957f2f35e9f0fd99c33b389b22a5a4d9737125e5f64cb99
SHA512

161888b94dd89c9d05a2717d4589a520a2cc3d2d358ec1e3b56de01f039043a18b8ec7322acea75ef27e06fa1b5465b6029e25101b464831be3e15eeab9ec100
SSDEEP

1536:jooidHqV3Uk9qnxhLjkap1i/xw1S+sSkAicQmtlI+7Z9Kw+GCFW7z:W5OUh3XNUNjzmtlI+3KjGC2

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/3864-33-0x0000000000850000-0x0000000000859000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x0008000000023c79-3.dat	aspack_v212_v242

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	yJFwvP.exe

Executes dropped EXE 1 IoCs

pid	Process
3864	yJFwvP.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	yJFwvP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	yJFwvP.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	yJFwvP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	yJFwvP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	yJFwvP.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	yJFwvP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	yJFwvP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	yJFwvP.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	yJFwvP.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	yJFwvP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	yJFwvP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	yJFwvP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	yJFwvP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	yJFwvP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	yJFwvP.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	yJFwvP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	yJFwvP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	yJFwvP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	yJFwvP.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	yJFwvP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	yJFwvP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	yJFwvP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	yJFwvP.exe

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 3 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	JaffaCakes118_46a31b5fa0c31231de193f2bc26a7a60.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	yJFwvP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 3864	4460	JaffaCakes118_46a31b5fa0c31231de193f2bc26a7a60.exe	84
PID 4460 wrote to memory of 3864	4460	JaffaCakes118_46a31b5fa0c31231de193f2bc26a7a60.exe	84
PID 4460 wrote to memory of 3864	4460	JaffaCakes118_46a31b5fa0c31231de193f2bc26a7a60.exe	84
PID 3864 wrote to memory of 4064	3864	yJFwvP.exe	85
PID 3864 wrote to memory of 4064	3864	yJFwvP.exe	85
PID 3864 wrote to memory of 4064	3864	yJFwvP.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_46a31b5fa0c31231de193f2bc26a7a60.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_46a31b5fa0c31231de193f2bc26a7a60.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Users\Admin\AppData\Local\Temp\yJFwvP.exe
  C:\Users\Admin\AppData\Local\Temp\yJFwvP.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3864
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\026c288a.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4064

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\026c288a.bat

Filesize
187B

MD5
ab6c8768108f8981f404e6ee37312f2e

SHA1
7e00f4a3e8b899ae62152bf8ba20570b2c109d2d

SHA256
1a6253c3d60c93dab195108db2945cfb83059c1945c73ea6f1dcdc3c042d0b6a

SHA512
d23872421fc04e91966753a5ea1c1717d8ab4a945151b9a826f237ef489b53862a3ea163f0974d2edeca967d082e82230e217b5a4d372552852a2cea806109a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\1D297E5B.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\yJFwvP.exe

Filesize
15KB

MD5
062bf193aeca7ca42a10f1a2d99fb1ce

SHA1
1f743d078225f6d1af5b3ec1284e65c50609c0a1

SHA256
2554d12416de575e160eb12e75afdb39996eb81101086c2a923bd15e1aab8c6c

SHA512
aa9364790d7546522f288bebcd111a00e488a0d01bad55d648fe27c2df11ecb740906efb1ef8b285cb7fda67b09156c3a4e5fb62a1a6107862eb25970506359e

Download Submit
memory/3864-4-0x0000000000850000-0x0000000000859000-memory.dmp

Filesize
36KB

Download
memory/3864-33-0x0000000000850000-0x0000000000859000-memory.dmp

Filesize
36KB

Download
memory/4460-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4460-6-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download