bdaejec | ef0b2e824b7eef52a025770f40a561293d832ba67569e78fa295cf93efb583f3

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 09:28

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General

Target

2024-12-26_93fdc9287a225ae5fe77d54cbe45faa2_smoke-loader_wapomi.exe
Size

80KB
MD5

93fdc9287a225ae5fe77d54cbe45faa2
SHA1

a91d0885a6f606c3bee382b3de21ea7b6089a613
SHA256

ef0b2e824b7eef52a025770f40a561293d832ba67569e78fa295cf93efb583f3
SHA512

2fce079348b9aa103a86b60cc129234eacbcceae92b7bf69f7445d9343b9d214035958210235e60b03c212e77f3ced56dd151163d38daec39b985f45718154bb
SSDEEP

1536:Kg/6/tM8NXDjPX0QWlfGMckTQZEGCq2iW7z:Jk3U8kTQOGCH

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/2368-52-0x0000000000D70000-0x0000000000D79000-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/0x000c00000001226d-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2368	BDdxkE.exe

Loads dropped DLL 2 IoCs

pid	Process
2124	2024-12-26_93fdc9287a225ae5fe77d54cbe45faa2_smoke-loader_wapomi.exe
2124	2024-12-26_93fdc9287a225ae5fe77d54cbe45faa2_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	BDdxkE.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	BDdxkE.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	BDdxkE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	BDdxkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	BDdxkE.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	2024-12-26_93fdc9287a225ae5fe77d54cbe45faa2_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BDdxkE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2368	2124	2024-12-26_93fdc9287a225ae5fe77d54cbe45faa2_smoke-loader_wapomi.exe	31
PID 2124 wrote to memory of 2368	2124	2024-12-26_93fdc9287a225ae5fe77d54cbe45faa2_smoke-loader_wapomi.exe	31
PID 2124 wrote to memory of 2368	2124	2024-12-26_93fdc9287a225ae5fe77d54cbe45faa2_smoke-loader_wapomi.exe	31
PID 2124 wrote to memory of 2368	2124	2024-12-26_93fdc9287a225ae5fe77d54cbe45faa2_smoke-loader_wapomi.exe	31
PID 2368 wrote to memory of 2408	2368	BDdxkE.exe	33
PID 2368 wrote to memory of 2408	2368	BDdxkE.exe	33
PID 2368 wrote to memory of 2408	2368	BDdxkE.exe	33
PID 2368 wrote to memory of 2408	2368	BDdxkE.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-12-26_93fdc9287a225ae5fe77d54cbe45faa2_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-26_93fdc9287a225ae5fe77d54cbe45faa2_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\BDdxkE.exe
  C:\Users\Admin\AppData\Local\Temp\BDdxkE.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2368
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\30aa47ad.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2408

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\30aa47ad.bat

Filesize
187B

MD5
d39151091a4de16e27411182773f3c73

SHA1
af8e81b58ec2dcb42f8d4df09a6b4ca25532ea69

SHA256
37ef9e41243de23c74ce8b518e6bade3a86afbab852ec41a9ca786daba5c4371

SHA512
618964ed4ea29dd399ca5db6d627091cff8dd026c6faafd4f620302142b4e1469269c1a135b0cbce41dbaa191aba8cb1eabbf408f2c49e1e8f8152ce01a631a0

Download Submit
C:\Users\Admin\AppData\Local\Temp\692B5921.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2124-1-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2124-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2368-10-0x0000000000D70000-0x0000000000D79000-memory.dmp

Filesize
36KB

Download
memory/2368-52-0x0000000000D70000-0x0000000000D79000-memory.dmp

Filesize
36KB

Download