bdaejec | f74e3b764863a5629fc87d0ccb5a9ae3e80e1eafa590b2ac2b1175d8aad2e2d1

Analysis

max time kernel
94s
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
16-11-2024 06:41

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General

Target

2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe
Size

90KB
MD5

cc8ec946be52ffe178e1d035ec3a2402
SHA1

a5601c49c7e435f3b20bed3a39c304de132c44d9
SHA256

f74e3b764863a5629fc87d0ccb5a9ae3e80e1eafa590b2ac2b1175d8aad2e2d1
SHA512

ba0f91e0b86d9b3790673f9e5107b1320f33269821ce56f9cfe66c60e896bc4939a64334a8b9a371cc59266684f8ba5befbeb4bfde87790cc22bbdaa0aca02c0
SSDEEP

1536:KJgIzEO/p3BjXV1bG5r4rW7r4tc+L19sWjcdx8KaXYGCq2iW7z:ov1/G5+L1C60GCH

Score

10^/10

bdaejec aspackv2 backdoor discovery

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/4152-47-0x0000000000CB0000-0x0000000000CB9000-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/0x000a000000023bef-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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	EMkhush.exe

Executes dropped EXE 1 IoCs

pid	Process
4152	EMkhush.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	EMkhush.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	EMkhush.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	EMkhush.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	EMkhush.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	EMkhush.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	EMkhush.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe	EMkhush.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	EMkhush.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	EMkhush.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	EMkhush.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	EMkhush.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	EMkhush.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	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EMkhush.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 4152	2572	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe	84
PID 2572 wrote to memory of 4152	2572	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe	84
PID 2572 wrote to memory of 4152	2572	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe	84
PID 4152 wrote to memory of 4480	4152	EMkhush.exe	89
PID 4152 wrote to memory of 4480	4152	EMkhush.exe	89
PID 4152 wrote to memory of 4480	4152	EMkhush.exe	89

C:\Users\Admin\AppData\Local\Temp\2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Users\Admin\AppData\Local\Temp\EMkhush.exe
  C:\Users\Admin\AppData\Local\Temp\EMkhush.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:4152
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\0b4b6723.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4480

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9MFSIIMR\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\0b4b6723.bat

Filesize
189B

MD5
2f81f1886ec289adfb89fb5dfb964cf7

SHA1
ec72377b6ad112c2556cb362ca20373e5038c716

SHA256
bdbedab99d24b0f7584d80bdf30b43edd9f3bec419f9216ff0acf889872c23c4

SHA512
599e7b3ee6ae99989a3361d7cf430092078c052eb1df44129fb1f2603052e55600f154c71fcfe5713ab38f527f8ee87dd5e596d41d2bea291e1c5fb8693df22b

Download Submit
C:\Users\Admin\AppData\Local\Temp\60AA6903.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2572-0-0x00000000002C0000-0x00000000002DD000-memory.dmp

Filesize
116KB

Download
memory/2572-6-0x00000000002C0000-0x00000000002DD000-memory.dmp

Filesize
116KB

Download
memory/4152-4-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

Filesize
36KB

Download
memory/4152-47-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

Filesize
36KB

Download