bdaejec | 2eeae6621e3c7484ac4aead2ad8eb29af1f0dd910a606bf830d8360d1b49e148

Analysis

max time kernel
140s
max time network
146s
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 20:07

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General

Target

JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe
Size

510KB
MD5

6068cc6071275ab4c3030dac921fe901
SHA1

1df8046644958554a19fcbaedb14e924bd2701bf
SHA256

2eeae6621e3c7484ac4aead2ad8eb29af1f0dd910a606bf830d8360d1b49e148
SHA512

23dd8b87db4c214c0213644b8c2ef9fd889068a5a8c0bdb20ad425603041c6c7e00c8ccfb0197ede51334cd718389d4f71208bba08c0021001b97d633849ca8b
SSDEEP

12288:eNfHg6j60pGgW8D180XQMKaN7pMbZJl3cWnMgs:QdVGC180XUahpMbvlsgM

Score

10^/10

bdaejec aspackv2 backdoor discovery persistence upx

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

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/2952-23-0x0000000000910000-0x0000000000919000-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/0x000a000000023c01-3.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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	eWToAa.exe

Executes dropped EXE 1 IoCs

pid	Process
2952	eWToAa.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JaffaCakes118_6068cc6071275ab4c3030dac921fe901 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe"	JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4568-0-0x0000000000400000-0x0000000000536000-memory.dmp	upx
behavioral2/memory/4568-21-0x0000000000400000-0x0000000000536000-memory.dmp	upx
behavioral2/memory/4568-24-0x0000000000400000-0x0000000000536000-memory.dmp	upx
behavioral2/memory/4568-30-0x0000000000400000-0x0000000000536000-memory.dmp	upx
behavioral2/memory/4568-34-0x0000000000400000-0x0000000000536000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	eWToAa.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	eWToAa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	eWToAa.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	eWToAa.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	eWToAa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	eWToAa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	eWToAa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	eWToAa.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	eWToAa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	eWToAa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	eWToAa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	eWToAa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	eWToAa.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	eWToAa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	eWToAa.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_6068cc6071275ab4c3030dac921fe901.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eWToAa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4568	JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe
Token: SeIncBasePriorityPrivilege	4568	JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4568	JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe
4568	JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4568 wrote to memory of 2952	4568	JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe	82
PID 4568 wrote to memory of 2952	4568	JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe	82
PID 4568 wrote to memory of 2952	4568	JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe	82
PID 2952 wrote to memory of 4276	2952	eWToAa.exe	92
PID 2952 wrote to memory of 4276	2952	eWToAa.exe	92
PID 2952 wrote to memory of 4276	2952	eWToAa.exe	92

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6068cc6071275ab4c3030dac921fe901.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4568
- C:\Users\Admin\AppData\Local\Temp\eWToAa.exe
  C:\Users\Admin\AppData\Local\Temp\eWToAa.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:2952
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1b5e151c.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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\P2UT3MS5\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\1b5e151c.bat

Filesize
187B

MD5
127ef2bbb01664e1af7da97eb6b3f403

SHA1
6acced1c26d77bb97393e6e5968137e20c869d91

SHA256
19e9a514277e9534f1d132cc68ce25291a153db1e8782653a61ba508b6291296

SHA512
73d45efe5e7960d302575a6fed6e2cc886176692f62f4ade45807d2ac2a2a71330ad3ca2a3dd4daad1aa12ffd86b271a2a095f6ee56c5556f5569a10ec8f56f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\356368C8.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2952-5-0x0000000000910000-0x0000000000919000-memory.dmp

Filesize
36KB

Download
memory/2952-23-0x0000000000910000-0x0000000000919000-memory.dmp

Filesize
36KB

Download
memory/4568-0-0x0000000000400000-0x0000000000536000-memory.dmp

Filesize
1.2MB

Download
memory/4568-21-0x0000000000400000-0x0000000000536000-memory.dmp

Filesize
1.2MB

Download
memory/4568-24-0x0000000000400000-0x0000000000536000-memory.dmp

Filesize
1.2MB

Download
memory/4568-30-0x0000000000400000-0x0000000000536000-memory.dmp

Filesize
1.2MB

Download
memory/4568-34-0x0000000000400000-0x0000000000536000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads