bdaejec | a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21/03/2025, 13:51

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General

Target

a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
Size

8.0MB
MD5

a1f4e95485dc0527ee706576c642f833
SHA1

ca4d5f50546dc9768e5ace9cad40c29d0ba9f48f
SHA256

a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152
SHA512

d657aa78be82b31da55f979ccdecb06e3a5b1fa9d7002cc0b2ddc0789928313c60c48da81c58ada6ac2679a51ce841710baaba35d781eba2c33e5d5107fcaf73
SSDEEP

196608:beCFX5VemdnwSzWTQ4LOxRdLYDuvZ3Pewli:bFl5P4LO3t2W3pl

Score

10^/10

bdaejec aspackv2 backdoor defense_evasion discovery themida trojan

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. 3 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2384-12-0x0000000000110000-0x0000000000119000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2384-46-0x0000000000110000-0x0000000000119000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2384-55-0x0000000000110000-0x0000000000119000-memory.dmp	family_bdaejec_backdoor

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000e000000012267-2.dat	aspack_v212_v242

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Executes dropped EXE 1 IoCs

pid	Process
2384	NZsBoMw.exe

Loads dropped DLL 2 IoCs

pid	Process
2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Themida packer 12 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2060-0-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-15-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-16-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-17-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-18-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-21-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-22-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-20-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-23-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-19-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-35-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida
behavioral1/memory/2060-44-0x0000000000AA0000-0x0000000001C8E000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{C3A4D3BC-D67A-4D2A-B0ED-B4E62D27E02C}\chrome_installer.exe	NZsBoMw.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	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NZsBoMw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2384	2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe	30
PID 2060 wrote to memory of 2384	2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe	30
PID 2060 wrote to memory of 2384	2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe	30
PID 2060 wrote to memory of 2384	2060	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe	30
PID 2384 wrote to memory of 2676	2384	NZsBoMw.exe	33
PID 2384 wrote to memory of 2676	2384	NZsBoMw.exe	33
PID 2384 wrote to memory of 2676	2384	NZsBoMw.exe	33
PID 2384 wrote to memory of 2676	2384	NZsBoMw.exe	33

C:\Users\Admin\AppData\Local\Temp\a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
"C:\Users\Admin\AppData\Local\Temp\a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Users\Admin\AppData\Local\Temp\NZsBoMw.exe
  C:\Users\Admin\AppData\Local\Temp\NZsBoMw.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\16c67a6e.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\NT668XG4\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\16c67a6e.bat

Filesize
189B

MD5
bd177a5f4070fe504f5d50347a165867

SHA1
e8d8bd33dc927addccc654e631910f11ccfadbd0

SHA256
229640052b1357510cdd8cc6a56b199f2372d1f74428c2cffaea920880ec326f

SHA512
207430b66b4f4f1ab3e20d9f3a1052a9849fa851223f8894bb00a300288c33b459ba9d0c98401ad20948a6132d3d55e4f790f741e7b5c31460d739f3d8ce7032

Download Submit
\Users\Admin\AppData\Local\Temp\NZsBoMw.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2060-21-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-20-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-14-0x0000000077990000-0x0000000077992000-memory.dmp

Filesize
8KB

Download
memory/2060-15-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-16-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-17-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-18-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-0-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-22-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-8-0x0000000000080000-0x0000000000089000-memory.dmp

Filesize
36KB

Download
memory/2060-23-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-19-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-24-0x0000000010000000-0x00000000101F7000-memory.dmp

Filesize
2.0MB

Download
memory/2060-35-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2060-38-0x0000000000080000-0x0000000000089000-memory.dmp

Filesize
36KB

Download
memory/2060-9-0x0000000000080000-0x0000000000089000-memory.dmp

Filesize
36KB

Download
memory/2060-44-0x0000000000AA0000-0x0000000001C8E000-memory.dmp

Filesize
17.9MB

Download
memory/2384-46-0x0000000000110000-0x0000000000119000-memory.dmp

Filesize
36KB

Download
memory/2384-12-0x0000000000110000-0x0000000000119000-memory.dmp

Filesize
36KB

Download
memory/2384-55-0x0000000000110000-0x0000000000119000-memory.dmp

Filesize
36KB

Download