bdaejec | 7bc7fa81606058265fbc3e7e9b6907ade147cc4611fdad2764e0def37a7ace76

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 15:43

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General

Target

2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe
Size

1.1MB
MD5

36f13bfb14c3a39cb69fccaed59e932e
SHA1

9422ce9d84b0f04727ae89e4ee441f4d77e89550
SHA256

7bc7fa81606058265fbc3e7e9b6907ade147cc4611fdad2764e0def37a7ace76
SHA512

96f65896e0fac19312b3b7300fdcabb22d3246998db2ef1db596072468fe53412323b756002627253d7934f84b76aed74c37844f8312b8d0b3bf9920bb1ccffa
SSDEEP

12288:ZqOPajQUXXP8QvLWFx6Mo5rippDC7ee1hpls4Ey+:ZnajQEPnvg6PhWDC750

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
behavioral1/memory/2236-16-0x0000000001390000-0x0000000001399000-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
behavioral1/files/0x0007000000012116-1.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2236	gWdImo.exe

Loads dropped DLL 2 IoCs

pid	Process
2444	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe
2444	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	gWdImo.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	gWdImo.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	gWdImo.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	gWdImo.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	gWdImo.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	gWdImo.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	gWdImo.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	gWdImo.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{49D76B3D-D6A1-4419-AFD0-EDBEA65C21F0}\chrome_installer.exe	gWdImo.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	gWdImo.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	gWdImo.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	gWdImo.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	gWdImo.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	gWdImo.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	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gWdImo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2444	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe
2444	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe
2444	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe
2444	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 2236	2444	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe	30
PID 2444 wrote to memory of 2236	2444	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe	30
PID 2444 wrote to memory of 2236	2444	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe	30
PID 2444 wrote to memory of 2236	2444	2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe	30
PID 2236 wrote to memory of 2212	2236	gWdImo.exe	34
PID 2236 wrote to memory of 2212	2236	gWdImo.exe	34
PID 2236 wrote to memory of 2212	2236	gWdImo.exe	34
PID 2236 wrote to memory of 2212	2236	gWdImo.exe	34

C:\Users\Admin\AppData\Local\Temp\2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Users\Admin\AppData\Local\Temp\gWdImo.exe
  C:\Users\Admin\AppData\Local\Temp\gWdImo.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\175b4b8c.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\Temp\175b4b8c.bat

Filesize
187B

MD5
5286b069112bd0132aafe6f324f584ee

SHA1
83a5c08fa927ca2dec8e738f099579acb8e9079a

SHA256
91e29801b2daef4d8f4c3a1c2e04b9bc01e89e2f2ca048e390b308f637eb9daa

SHA512
c2c1d431dbc9f1791e7f19bca097e0de00b0649221603241c9f49b56f423f75c0db2e5d41929b625d3f0855992bc03a8f9476af8d2171cb618c5235e42cfed2d

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2236-11-0x0000000001390000-0x0000000001399000-memory.dmp

Filesize
36KB

Download
memory/2236-16-0x0000000001390000-0x0000000001399000-memory.dmp

Filesize
36KB

Download
memory/2444-9-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2444-8-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2444-7-0x0000000000400000-0x0000000000523000-memory.dmp

Filesize
1.1MB

Download
memory/2444-14-0x0000000000400000-0x0000000000523000-memory.dmp

Filesize
1.1MB

Download