bdaejec | 735f10f71e0e5e774d24d0a6047f152aaf3c231fc2cb1bd2ad4a681e3cf4cf33

General

Target

2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe
Size

1.9MB
MD5

a635774db67da3546b9dccd7f86e23b7
SHA1

5b598dae8e5bd153dc413d3b5a806ae51a05d963
SHA256

735f10f71e0e5e774d24d0a6047f152aaf3c231fc2cb1bd2ad4a681e3cf4cf33
SHA512

015daca7f8fef18502544b9a9b4c0b164c791e10ef6374b29d6341e88dfbcb3d87745b2eedc19f681b35a3039412e44d16dd856aa98e28c6758b3d41d6d6b176
SSDEEP

24576:r+aN0Icp9Z0apnK+3VOsTJMvBD5ABlciju4/ap2bLDWs5vHCng/OCTAe9dqHioLd:TNg4AIs1Mv+z1/2M9IHW+3gU11IBdWx

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

C2

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++.

Processes:

resource	yara_rule
behavioral2/memory/1960-45-0x0000000000680000-0x0000000000689000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\llxdOf.exe	aspack_v212_v242

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exellxdOf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	llxdOf.exe

Executes dropped EXE 1 IoCs

Processes:

llxdOf.exe

pid process

1960 llxdOf.exe

pid	process
1960	llxdOf.exe

Drops file in Program Files directory 64 IoCs

Processes:

llxdOf.exe

description	ioc	process
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	llxdOf.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	llxdOf.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	llxdOf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	llxdOf.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	llxdOf.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	llxdOf.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	llxdOf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	llxdOf.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	llxdOf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	llxdOf.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	llxdOf.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe	llxdOf.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	llxdOf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	llxdOf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	llxdOf.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 6 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

Processes:

2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exellxdOf.exe2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.execmd.execmd.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	llxdOf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.execmd.exellxdOf.exe

description	pid	process	target process
PID 4760 wrote to memory of 1960	4760	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe	llxdOf.exe
PID 4760 wrote to memory of 1960	4760	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe	llxdOf.exe
PID 4760 wrote to memory of 1960	4760	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe	llxdOf.exe
PID 4760 wrote to memory of 2316	4760	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe
PID 4760 wrote to memory of 2316	4760	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe
PID 4760 wrote to memory of 2316	4760	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe
PID 2316 wrote to memory of 2200	2316	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe	cmd.exe
PID 2316 wrote to memory of 2200	2316	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe	cmd.exe
PID 2316 wrote to memory of 2200	2316	2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe	cmd.exe
PID 2200 wrote to memory of 3236	2200	cmd.exe	cmd.exe
PID 2200 wrote to memory of 3236	2200	cmd.exe	cmd.exe
PID 2200 wrote to memory of 3236	2200	cmd.exe	cmd.exe
PID 1960 wrote to memory of 1240	1960	llxdOf.exe	cmd.exe
PID 1960 wrote to memory of 1240	1960	llxdOf.exe	cmd.exe
PID 1960 wrote to memory of 1240	1960	llxdOf.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4760
- C:\Users\Admin\AppData\Local\Temp\llxdOf.exe
  C:\Users\Admin\AppData\Local\Temp\llxdOf.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:1960
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\41961efc.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1240
- C:\Users\Admin\AppData\Local\Temp\2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe
  "C:\Users\Admin\AppData\Local\Temp\2024-10-29_a635774db67da3546b9dccd7f86e23b7_snatch_wapomi.exe" -mode 127.0.0.1:57163 cmd /c start
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c start
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2200
  - - C:\Windows\SysWOW64\cmd.exe
      cmd.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:3236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\2C9961CC.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\41961efc.bat

Filesize
187B

MD5
8e03c3fa7e7a7849ffee58f2489d4eda

SHA1
0cb1096d32a342a578a8a954cd7266f386dd3e55

SHA256
acf2aaf6c2711efa2cfa0df32dc59d08b05ec318b7db2e77808f4c1fda89c475

SHA512
861c72e9d79f61d3680422f4a8d666e4d57f166027d7f3af5ebad3da98cf137b8b9b13c116f47d71caa0cdade7b3d70b31b55f3bcfa5476d890c4261f5d29016

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1960-4-0x0000000000680000-0x0000000000689000-memory.dmp

Filesize
36KB

Download
memory/1960-45-0x0000000000680000-0x0000000000689000-memory.dmp

Filesize
36KB

Download
memory/2316-48-0x0000000000400000-0x00000000005F5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-0-0x0000000000400000-0x00000000005F5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-47-0x0000000000400000-0x00000000005F5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads