bdaejec | 63a3a1f4918190380bf4150ef0cac16c3b82751bb5f5687a89917518fa8f3d6d

General

Target

2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe
Size

2.7MB
MD5

1c9b8fefed1242b083439c43adc26da5
SHA1

37a39a89b361203fb86f8dcb3c995ac6179b75a4
SHA256

63a3a1f4918190380bf4150ef0cac16c3b82751bb5f5687a89917518fa8f3d6d
SHA512

fdbde79c4abcd9f96af5cc522d41bd1e1ed6bd2bbf8384a883ffbfdcf7c88f0379cdf6bb6bfa16db21ea40b879f733a342996fe6dcbe854c7797338785ac96d7
SSDEEP

24576:NZDqvsojK/us30sYMWE3Ec3giaiR79DNSOFikb9GstK/7d8+pI4h78tXjYKBcRn8:/9ogD30jveJFB0D7ycjt4Ed/2axV

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

C2

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/2432-52-0x00000000009C0000-0x00000000009C9000-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
C:\Users\Admin\AppData\Local\Temp\YjvRsN.exe	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

YjvRsN.exe

pid process

2432 YjvRsN.exe

pid	process
2432	YjvRsN.exe

Loads dropped DLL 2 IoCs

Processes:

2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe

pid	process
2584	2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe
2584	2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

Processes:

YjvRsN.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	YjvRsN.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	YjvRsN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	YjvRsN.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	YjvRsN.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	YjvRsN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	YjvRsN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	YjvRsN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	YjvRsN.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:

2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exeYjvRsN.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	YjvRsN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exeYjvRsN.exe

description	pid	process	target process
PID 2584 wrote to memory of 2432	2584	2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe	YjvRsN.exe
PID 2584 wrote to memory of 2432	2584	2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe	YjvRsN.exe
PID 2584 wrote to memory of 2432	2584	2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe	YjvRsN.exe
PID 2584 wrote to memory of 2432	2584	2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe	YjvRsN.exe
PID 2432 wrote to memory of 380	2432	YjvRsN.exe	cmd.exe
PID 2432 wrote to memory of 380	2432	YjvRsN.exe	cmd.exe
PID 2432 wrote to memory of 380	2432	YjvRsN.exe	cmd.exe
PID 2432 wrote to memory of 380	2432	YjvRsN.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-17_1c9b8fefed1242b083439c43adc26da5_icloader_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Users\Admin\AppData\Local\Temp\YjvRsN.exe
  C:\Users\Admin\AppData\Local\Temp\YjvRsN.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2432
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\42983d5c.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\23920826.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\42983d5c.bat

Filesize
187B

MD5
342ff6a414970a4c1438d17e1537c9b1

SHA1
87cd794bf0e1d02b5646c08f241c6aba907d9423

SHA256
842006c27f798ba4f4038555d7039281a420e82ddc935de3efdf11cd68cec61c

SHA512
bcb5b40fa52c4e00f7d22829b7f87b140c598c7cee3e74918720643cc5a82754e71a37582400527e7838ddfa95ae4f0a5f635aa9554dd1e89042fdb4a017dc48

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2432-11-0x00000000009C0000-0x00000000009C9000-memory.dmp

Filesize
36KB

Download
memory/2432-52-0x00000000009C0000-0x00000000009C9000-memory.dmp

Filesize
36KB

Download
memory/2584-1-0x0000000000400000-0x00000000006B4000-memory.dmp

Filesize
2.7MB

Download
memory/2584-10-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2584-9-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2584-15-0x0000000000400000-0x00000000006B4000-memory.dmp

Filesize
2.7MB

Download
memory/2584-17-0x0000000000400000-0x00000000006B4000-memory.dmp

Filesize
2.7MB

Download
memory/2584-16-0x0000000000400000-0x000000000047D000-memory.dmp

Filesize
500KB

Download
memory/2584-18-0x0000000000400000-0x000000000047D000-memory.dmp

Filesize
500KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads