bdaejec | 13c739544e392920c0e108aed613c98f097f985631c6cc118d796fcee59bab17

General

Target

Spoofer/Remover Logs/log2.exe
Size

107KB
MD5

fc0cf51e23828300811b9279e641e65f
SHA1

7c4d0b7efe4e9648e1e13625255e4d00c65dda73
SHA256

a8ebd91e787da7058191684de95648495d391090aa617c7d8ab7949b1a2d10c6
SHA512

08a460191d6d07c84dc9c9c7f2c0d9df2f33c5df07be441637cbe04a1e93758de2a7189d543b7a00a5e5e0ef44f42603fc78f88b75493ffde58992cf39216eb4
SSDEEP

1536:57fbN3eEDhDPA/pICdUkbBtW7upvaLU0bI5taxKo0IOlnToIfrw4xON1GCq2iW7z:t7DhdC6kzWypvaQ0FxyNTBfr0GCH

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

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

Processes:

resource	yara_rule
behavioral7/memory/4196-48-0x0000000000BB0000-0x0000000000BB9000-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\mNXfxi.exe	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

Processes:

mNXfxi.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation mNXfxi.exe
Executes dropped EXE 1 IoCs

Processes:

mNXfxi.exe

pid process

4196 mNXfxi.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	mNXfxi.exe

pid	process
4196	mNXfxi.exe

Drops file in Program Files directory 64 IoCs

Processes:

mNXfxi.exe

description	ioc	process
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	mNXfxi.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	mNXfxi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	mNXfxi.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	mNXfxi.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	mNXfxi.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	mNXfxi.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	mNXfxi.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	mNXfxi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	mNXfxi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	mNXfxi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	mNXfxi.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

Processes:

cmd.exelog2.exemNXfxi.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	log2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mNXfxi.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

log2.exemNXfxi.exe

description	pid	process	target process
PID 2316 wrote to memory of 4196	2316	log2.exe	mNXfxi.exe
PID 2316 wrote to memory of 4196	2316	log2.exe	mNXfxi.exe
PID 2316 wrote to memory of 4196	2316	log2.exe	mNXfxi.exe
PID 2316 wrote to memory of 1120	2316	log2.exe	cmd.exe
PID 2316 wrote to memory of 1120	2316	log2.exe	cmd.exe
PID 4196 wrote to memory of 4704	4196	mNXfxi.exe	cmd.exe
PID 4196 wrote to memory of 4704	4196	mNXfxi.exe	cmd.exe
PID 4196 wrote to memory of 4704	4196	mNXfxi.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\Spoofer\Remover Logs\log2.exe
"C:\Users\Admin\AppData\Local\Temp\Spoofer\Remover Logs\log2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Users\Admin\AppData\Local\Temp\mNXfxi.exe
  C:\Users\Admin\AppData\Local\Temp\mNXfxi.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:4196
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2f234074.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4704
- C:\Windows\system32\cmd.exe
  "C:\Windows\sysnative\cmd" /c "C:\Users\Admin\AppData\Local\Temp\BD55.tmp\BD56.tmp\BD57.bat "C:\Users\Admin\AppData\Local\Temp\Spoofer\Remover Logs\log2.exe""
  2⤵
  PID:1120

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\VKYZDMA5\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\2f234074.bat

Filesize
187B

MD5
3daf1305fbd80ff10355bb5eb15c5127

SHA1
97de553537fb4eb4b5697f6a973694e86e735ee4

SHA256
15bf3dbbf673dea7aec840f1ec55ce8b27eaaa513860cb3041d42e685560d331

SHA512
8851182ab8fd371dd950c8d4dbf3b6bf5c948a05cfee32778a74a304602034e99ee742e2208847338392de3a5507fbb5b61d8f3d06aa4a0e68002c313fe6dd03

Download Submit
C:\Users\Admin\AppData\Local\Temp\33914E1B.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\BD55.tmp\BD56.tmp\BD57.bat

Filesize
1KB

MD5
e0f0f24047c4f2cf11b740ae7f32efd1

SHA1
271b1e88a1dc89c395854b5808a97f7b0b162f06

SHA256
5f7e01455bd8c7604f8e5b2cc069179015360505f08ffdb9a14c3abbcd478e5f

SHA512
55c1b69e7136b0e18da87fc29d5ac9974adfc019574cae14b906f46efc8dec02694f1d251c9d3d755918994ec9964aeed63f06ece317b066e6828abbb468b7ce

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2316-0-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2316-50-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/4196-4-0x0000000000BB0000-0x0000000000BB9000-memory.dmp

Filesize
36KB

Download
memory/4196-48-0x0000000000BB0000-0x0000000000BB9000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads