bdaejec | f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492

Analysis

max time kernel
141s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 08:44

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General

Target

f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe
Size

4.7MB
MD5

6ab0292bd4ea457c51e90b124818c55e
SHA1

a4170c216a492e39ab754ea93d02cb057bda9b7d
SHA256

f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492
SHA512

6ae52f9360db2379dab6e5147aa58552cbf2c4e578f42ebe3faddc18725fc9f1d67d27c7674c859e29d6603fa2a8cf3802facfa973be8008d7abdffc62ec74fd
SSDEEP

98304:pBo01BuNvLdCLwbk7xVVgrJQgkMUt1fv52ywbtUK3FZjVM1/Ib6aYa:p+jSLuGPVoQBpfZU3F1VMib1

Score

10^/10

bdaejec blackmoon aspackv2 backdoor banker discovery trojan

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec
Blackmoon family
blackmoon
Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
trojan banker blackmoon

Detect Blackmoon payload 1 IoCs

resource	yara_rule
behavioral2/memory/5032-47-0x0000000000400000-0x0000000000A43000-memory.dmp	family_blackmoon

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/4316-45-0x0000000000970000-0x0000000000979000-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/0x0009000000023c95-3.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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	ypHXzl.exe

Executes dropped EXE 1 IoCs

pid	Process
4316	ypHXzl.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	ypHXzl.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe	ypHXzl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	ypHXzl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	ypHXzl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	ypHXzl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	ypHXzl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	ypHXzl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	ypHXzl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	ypHXzl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	ypHXzl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	ypHXzl.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	ypHXzl.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	ypHXzl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	ypHXzl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	ypHXzl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	ypHXzl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	ypHXzl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	ypHXzl.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	ypHXzl.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	ypHXzl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	ypHXzl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	ypHXzl.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	f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ypHXzl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5032	f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 4316	5032	f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe	83
PID 5032 wrote to memory of 4316	5032	f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe	83
PID 5032 wrote to memory of 4316	5032	f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe	83
PID 4316 wrote to memory of 3792	4316	ypHXzl.exe	84
PID 4316 wrote to memory of 3792	4316	ypHXzl.exe	84
PID 4316 wrote to memory of 3792	4316	ypHXzl.exe	84

C:\Users\Admin\AppData\Local\Temp\f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe
"C:\Users\Admin\AppData\Local\Temp\f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5032
- C:\Users\Admin\AppData\Local\Temp\ypHXzl.exe
  C:\Users\Admin\AppData\Local\Temp\ypHXzl.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:4316
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\48a97581.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3792

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\XH3Z2ZON\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\48a97581.bat

Filesize
187B

MD5
d39ab2aedb9c193709624f888e21ae73

SHA1
d3c56907662e314393bea2454249f809b0884074

SHA256
251d50b37e149985e9e00ca2e6bbd826b7713640bfad6518c8afc80aaee08a87

SHA512
cf9f05b5e0ce8d94702f07c6c32fc3e5f937bef59bc46059432155efdff68be639b2f34a5073cc13fbb9ac73b77b0cce393bd7c375f80d0d3f8219549ced750a

Download Submit
C:\Users\Admin\AppData\Local\Temp\5C50137C.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/4316-4-0x0000000000970000-0x0000000000979000-memory.dmp

Filesize
36KB

Download
memory/4316-45-0x0000000000970000-0x0000000000979000-memory.dmp

Filesize
36KB

Download
memory/5032-0-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/5032-47-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download