bdaejec | 54938ca67d7f26498026f98c981973161233f528e26cc384c678d2bdedcafff1

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 18:45

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General

Target

2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe
Size

80KB
MD5

a5e375aaf8c891a31769c772fe4b2e74
SHA1

0e6f59f87ac64f2293a5a6a3b6aa4992a0ae800b
SHA256

54938ca67d7f26498026f98c981973161233f528e26cc384c678d2bdedcafff1
SHA512

e508da912a6b769df672d3adf19cd4aea8dfc1628a0c0c48cef9764b7b3c53b31c33f50407fa27d93e5ed223945aab43986749fb6d9f166306b26dc3fb9a1071
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQQRGCq2iW7z:Hk3U8kTQYGCH

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/1540-53-0x00000000013D0000-0x00000000013D9000-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/0x0005000000010300-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1540	ekHJxGhl.exe

Loads dropped DLL 2 IoCs

pid	Process
1624	2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe
1624	2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	ekHJxGhl.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	ekHJxGhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	ekHJxGhl.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ekHJxGhl.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 1540	1624	2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe	29
PID 1624 wrote to memory of 1540	1624	2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe	29
PID 1624 wrote to memory of 1540	1624	2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe	29
PID 1624 wrote to memory of 1540	1624	2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe	29
PID 1540 wrote to memory of 2492	1540	ekHJxGhl.exe	30
PID 1540 wrote to memory of 2492	1540	ekHJxGhl.exe	30
PID 1540 wrote to memory of 2492	1540	ekHJxGhl.exe	30
PID 1540 wrote to memory of 2492	1540	ekHJxGhl.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Users\Admin\AppData\Local\Temp\ekHJxGhl.exe
  C:\Users\Admin\AppData\Local\Temp\ekHJxGhl.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1540
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\3b740f61.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2492

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\2C4A1DC8.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\3b740f61.bat

Filesize
191B

MD5
19589f140f12dac277ec921ad8483ec7

SHA1
d4a74c1769ddcbfe4f15b4c1f59d8fd33f96d981

SHA256
de5de4cd371be0bba99644c4ca2afaf75403a15e11353ae98500267866327524

SHA512
83fdf0be3c40aeb180b23456288c09160c6304c73900d793c33115636cad913f2924ab8ab11f85f2cdde6b0be530b9e806f34b4fef129b674da43c681b62dee2

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1540-10-0x00000000013D0000-0x00000000013D9000-memory.dmp

Filesize
36KB

Download
memory/1540-53-0x00000000013D0000-0x00000000013D9000-memory.dmp

Filesize
36KB

Download
memory/1624-1-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1624-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download