bdaejec | 8d82194b7f0a0d8e4d693aaf4362e4c4ae49dc0e4abb36dfc88001bad18f1793

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 07:45

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General

Target

2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe
Size

1.2MB
MD5

ee52dd2cf3e9526945e7002a0390fbac
SHA1

4646a34190cfaeaaa95106f9fa00130c765ba24f
SHA256

8d82194b7f0a0d8e4d693aaf4362e4c4ae49dc0e4abb36dfc88001bad18f1793
SHA512

570fa637c6367e9aeeb05f56c07c6b85464123e32b23b6d5591893a1fd9844f87177ef46f95f8919608d4011dd31d29bfc727d43c8a0aff4cabb2be0516a8bf1
SSDEEP

24576:07GO7dtrjrICw9XuXo7beSTdt5xbX02uvfTXfBxrj3d5E/jKQvVj4YpdjYY0td78:1EtnrICSooGSTD5xbX022fjBxrj3

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/2396-52-0x0000000000E80000-0x0000000000E89000-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/0x0033000000011c23-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

nHyBFWb.exe

pid	Process
2396	nHyBFWb.exe

Loads dropped DLL 2 IoCs

Processes:

2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe

pid	Process
2388	2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe
2388	2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

Processes:

nHyBFWb.exe

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	nHyBFWb.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	nHyBFWb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	nHyBFWb.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:

nHyBFWb.execmd.exe2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nHyBFWb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exenHyBFWb.exe

description	pid	Process	procid_target
PID 2388 wrote to memory of 2396	2388	2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe	31
PID 2388 wrote to memory of 2396	2388	2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe	31
PID 2388 wrote to memory of 2396	2388	2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe	31
PID 2388 wrote to memory of 2396	2388	2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe	31
PID 2396 wrote to memory of 2752	2396	nHyBFWb.exe	33
PID 2396 wrote to memory of 2752	2396	nHyBFWb.exe	33
PID 2396 wrote to memory of 2752	2396	nHyBFWb.exe	33
PID 2396 wrote to memory of 2752	2396	nHyBFWb.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-29_ee52dd2cf3e9526945e7002a0390fbac_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Users\Admin\AppData\Local\Temp\nHyBFWb.exe
  C:\Users\Admin\AppData\Local\Temp\nHyBFWb.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\78724189.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2752

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\MPUI9R2R\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\59136351.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\78724189.bat

Filesize
189B

MD5
e63ee88a68b33154f96864bc04cb70f7

SHA1
66d0aa7189b3619d460f25e587ff028c3d5460a9

SHA256
07ea6adbc0a10611e08e845c22dc6c2ec760e1fc69d77a926d3db811f619a1af

SHA512
fb94a16ddbba6a68b041afe864d62ebe0b4e850a3dfd7dd7c904aae925ad8e7705a0f7baf8f588ca5224457a8e414dd361dcbde1df4c8350f4b5cdb3073c9f0a

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2388-1-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/2388-4-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2388-54-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/2388-55-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2396-10-0x0000000000E80000-0x0000000000E89000-memory.dmp

Filesize
36KB

Download
memory/2396-52-0x0000000000E80000-0x0000000000E89000-memory.dmp

Filesize
36KB

Download