bdaejec | 502372243b6cdc1c3513a76163e4e189fda5481278df0ee53f539501c087ab85

Analysis

max time kernel
117s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 09:28

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General

Target

2024-12-26_8aca6658fba3bf8e708cfe502ea5c89b_smoke-loader_wapomi.exe
Size

80KB
MD5

8aca6658fba3bf8e708cfe502ea5c89b
SHA1

3a739e90d891848db34829497647497a069d9f9d
SHA256

502372243b6cdc1c3513a76163e4e189fda5481278df0ee53f539501c087ab85
SHA512

c13e75c3cb8ffd1331a8b11f64c1fcce0d9f0fcd00e7cdadaa21a3a2a7bff23247b4f3d1a24831ba6ee6784c17c34669e7f1c286a027415e2e53081cb19a2132
SSDEEP

1536:Kg/6/tM8NXDjPX0QWlfGMckTQfaGCq2iW7z:Jk3U8kTQCGCH

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/2776-10-0x00000000012C0000-0x00000000012C9000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2776-40-0x00000000012C0000-0x00000000012C9000-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
2776	TBcIjEi.exe

Loads dropped DLL 2 IoCs

pid	Process
2188	2024-12-26_8aca6658fba3bf8e708cfe502ea5c89b_smoke-loader_wapomi.exe
2188	2024-12-26_8aca6658fba3bf8e708cfe502ea5c89b_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	TBcIjEi.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	TBcIjEi.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	TBcIjEi.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	2024-12-26_8aca6658fba3bf8e708cfe502ea5c89b_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TBcIjEi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2776	2188	2024-12-26_8aca6658fba3bf8e708cfe502ea5c89b_smoke-loader_wapomi.exe	30
PID 2188 wrote to memory of 2776	2188	2024-12-26_8aca6658fba3bf8e708cfe502ea5c89b_smoke-loader_wapomi.exe	30
PID 2188 wrote to memory of 2776	2188	2024-12-26_8aca6658fba3bf8e708cfe502ea5c89b_smoke-loader_wapomi.exe	30
PID 2188 wrote to memory of 2776	2188	2024-12-26_8aca6658fba3bf8e708cfe502ea5c89b_smoke-loader_wapomi.exe	30
PID 2776 wrote to memory of 2084	2776	TBcIjEi.exe	31
PID 2776 wrote to memory of 2084	2776	TBcIjEi.exe	31
PID 2776 wrote to memory of 2084	2776	TBcIjEi.exe	31
PID 2776 wrote to memory of 2084	2776	TBcIjEi.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-12-26_8aca6658fba3bf8e708cfe502ea5c89b_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-26_8aca6658fba3bf8e708cfe502ea5c89b_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Users\Admin\AppData\Local\Temp\TBcIjEi.exe
  C:\Users\Admin\AppData\Local\Temp\TBcIjEi.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2776
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\65166699.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2084

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\55C0607F.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\65166699.bat

Filesize
189B

MD5
f503398b2c0cefd0cb489f541020a59c

SHA1
2794f4a343e2894a4f6a2fa287d59f3c66c52cd2

SHA256
d6f517dde5c9a4019c1fbb8db6fcff4235032f39970b51102328c6c9c176ac51

SHA512
82dad7ba685d1bd18ceaa8db0484a27eb7384bba5f6fe4da5e8b28653f7dcd5443cad32ac7500b5b81b6b8b1c843007068cce01f70c2be76f7afd78a2d2fc7a8

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2188-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2188-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2776-10-0x00000000012C0000-0x00000000012C9000-memory.dmp

Filesize
36KB

Download
memory/2776-40-0x00000000012C0000-0x00000000012C9000-memory.dmp

Filesize
36KB

Download