bdaejec | 1d8970fcd8d2387494891ef0547ac4c5e5569ad7ad39ef09147bf7d0f9f98d6b

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 18:26

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General

Target

2024-11-20_4e253e72ad3e914b0f3ffe3fd47a3a14_smoke-loader_wapomi.exe
Size

80KB
MD5

4e253e72ad3e914b0f3ffe3fd47a3a14
SHA1

8aa2c6398ac9b31f7d4b5246db90414e25a8405e
SHA256

1d8970fcd8d2387494891ef0547ac4c5e5569ad7ad39ef09147bf7d0f9f98d6b
SHA512

0c8b9ddddc3418a885cd320e4f1d8d48ac86ac45d1eaae058bd210d9428d9b0e76fd705889852c36233ef181042f79340f1a291614d968ba2ed71b77c8ca8730
SSDEEP

1536:fHB0UxMkzOt7HcvJGt5AdHIOWnToIf12ZbDGCq2iW7z:fhAWJGSCTBf12ZfGCH

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. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2512-12-0x0000000000FE0000-0x0000000000FE9000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2512-54-0x0000000000FE0000-0x0000000000FE9000-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/0x0008000000012102-7.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2512	tKNUAP.exe

Loads dropped DLL 2 IoCs

pid	Process
1976	2024-11-20_4e253e72ad3e914b0f3ffe3fd47a3a14_smoke-loader_wapomi.exe
1976	2024-11-20_4e253e72ad3e914b0f3ffe3fd47a3a14_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	tKNUAP.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	tKNUAP.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	tKNUAP.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	tKNUAP.exe
File opened for modification	C:\Program Files\ReadBlock.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	tKNUAP.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	tKNUAP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	tKNUAP.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	tKNUAP.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	2024-11-20_4e253e72ad3e914b0f3ffe3fd47a3a14_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tKNUAP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 2512	1976	2024-11-20_4e253e72ad3e914b0f3ffe3fd47a3a14_smoke-loader_wapomi.exe	30
PID 1976 wrote to memory of 2512	1976	2024-11-20_4e253e72ad3e914b0f3ffe3fd47a3a14_smoke-loader_wapomi.exe	30
PID 1976 wrote to memory of 2512	1976	2024-11-20_4e253e72ad3e914b0f3ffe3fd47a3a14_smoke-loader_wapomi.exe	30
PID 1976 wrote to memory of 2512	1976	2024-11-20_4e253e72ad3e914b0f3ffe3fd47a3a14_smoke-loader_wapomi.exe	30
PID 2512 wrote to memory of 2604	2512	tKNUAP.exe	32
PID 2512 wrote to memory of 2604	2512	tKNUAP.exe	32
PID 2512 wrote to memory of 2604	2512	tKNUAP.exe	32
PID 2512 wrote to memory of 2604	2512	tKNUAP.exe	32

C:\Users\Admin\AppData\Local\Temp\2024-11-20_4e253e72ad3e914b0f3ffe3fd47a3a14_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_4e253e72ad3e914b0f3ffe3fd47a3a14_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Users\Admin\AppData\Local\Temp\tKNUAP.exe
  C:\Users\Admin\AppData\Local\Temp\tKNUAP.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2512
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\371b730f.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2604

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\BQQODH7V\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\080C65BB.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\371b730f.bat

Filesize
187B

MD5
b200af86a6be9dd9ac9c60a8ff7f7cce

SHA1
841701bd3265b8ddb28452f2229d6c37a0516160

SHA256
9e3c4cbee4912c800809eb1113ce0573213840b5bff5e56bd92003b063295e4d

SHA512
e37740b4c7c53760bb8cbacf9e13f35e37b9308057cd690b544032f12c8fb93f9bcb75a91cb8013ee70366fad9807f8f0561c09cd449951960ed15da28c41f14

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1976-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1976-11-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/1976-10-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/1976-56-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2512-12-0x0000000000FE0000-0x0000000000FE9000-memory.dmp

Filesize
36KB

Download
memory/2512-54-0x0000000000FE0000-0x0000000000FE9000-memory.dmp

Filesize
36KB

Download