bdaejec | 6ed03d494e25be18aedf25e2b49ef48ea5211b9019c83f9eede7a24d0a0c0a16

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26-11-2024 11:01

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General

Target

2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe
Size

80KB
MD5

26564da54b79d815b267ef48ab302428
SHA1

00014fd1de0002fdf3d826071a11dee4d08237bd
SHA256

6ed03d494e25be18aedf25e2b49ef48ea5211b9019c83f9eede7a24d0a0c0a16
SHA512

243b4c8794edafc34150591d1c7109246db063a3efda0ee62e5bffe4d66c6726bb69ad162e75b4cf6fe5d0b254a7bc482e966a10c784c22e1bb317e022bfca43
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQCiGCq2iW7z:Hk3U8kTQ1GCH

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++.

Processes:

resource	yara_rule
behavioral1/memory/2792-34-0x00000000008A0000-0x00000000008A9000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
behavioral1/files/0x00080000000120fd-9.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

llW.exe

pid	Process
2792	llW.exe

Loads dropped DLL 2 IoCs

Processes:

2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe

pid	Process
1656	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe
1656	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

Processes:

llW.exe

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	llW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	llW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	llW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	llW.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	llW.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	llW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	llW.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	llW.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	llW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	llW.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	llW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	llW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	llW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	llW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	llW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	llW.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	llW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	llW.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	llW.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

Processes:

2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exellW.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	llW.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exellW.exe

description	pid	Process	procid_target
PID 1656 wrote to memory of 2792	1656	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe	30
PID 1656 wrote to memory of 2792	1656	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe	30
PID 1656 wrote to memory of 2792	1656	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe	30
PID 1656 wrote to memory of 2792	1656	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe	30
PID 2792 wrote to memory of 2852	2792	llW.exe	31
PID 2792 wrote to memory of 2852	2792	llW.exe	31
PID 2792 wrote to memory of 2852	2792	llW.exe	31
PID 2792 wrote to memory of 2852	2792	llW.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Users\Admin\AppData\Local\Temp\llW.exe
  C:\Users\Admin\AppData\Local\Temp\llW.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2792
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\5f774f10.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2852

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\Microsoft\Windows\Temporary Internet Files\Content.IE5\LW44N8OS\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\18247505.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\5f774f10.bat

Filesize
181B

MD5
d7c47c6e67ab0bc714953d9ad097a5fc

SHA1
1a371aa4c5beaf77f9fa013388f34d24264386de

SHA256
48310ffb5a62ecb3ad244395ee97063160ac9895001a85dc08a66f83f7088738

SHA512
5410bb70dabc85e38c17b280a684b49ad2fb8461b0458924b5a7dee234bfbf78a9095fbec889768d48a79203881a488037f3055cfdc024bef2468fb4cea3fbbd

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1656-1-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1656-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2792-10-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download
memory/2792-34-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download