bdaejec | c33f8518f97f80a50a8755f6bb324b4ad83b677fda86384c8547f9b29fec6181

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/02/2025, 09:29

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General

Target

2025-02-25_71391402b41f1e942ac63b55d4273c99_smoke-loader_wapomi.exe
Size

80KB
MD5

71391402b41f1e942ac63b55d4273c99
SHA1

358650ab6ab99d3c883a70fdbd65d778a458624d
SHA256

c33f8518f97f80a50a8755f6bb324b4ad83b677fda86384c8547f9b29fec6181
SHA512

696808d1b2079eb3d34ffc89f04f8538a2372fc5ad477b18f607cfdfa36d9991ab7538c4651c845e5e0ce2ac31b7a88a0f23e86218bbc58984ae270636e4fa65
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQZOGCq2iW7z:Hk3U8kTQAGCH

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++.

resource	yara_rule
behavioral1/memory/2512-53-0x00000000012A0000-0x00000000012A9000-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/0x0007000000012118-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2512	UgXYQdl.exe

Loads dropped DLL 2 IoCs

pid	Process
2500	2025-02-25_71391402b41f1e942ac63b55d4273c99_smoke-loader_wapomi.exe
2500	2025-02-25_71391402b41f1e942ac63b55d4273c99_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{9DFE08CC-30AD-4427-BBD2-AE53EED44C59}\chrome_installer.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	UgXYQdl.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	UgXYQdl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	UgXYQdl.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	2025-02-25_71391402b41f1e942ac63b55d4273c99_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UgXYQdl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 2512	2500	2025-02-25_71391402b41f1e942ac63b55d4273c99_smoke-loader_wapomi.exe	30
PID 2500 wrote to memory of 2512	2500	2025-02-25_71391402b41f1e942ac63b55d4273c99_smoke-loader_wapomi.exe	30
PID 2500 wrote to memory of 2512	2500	2025-02-25_71391402b41f1e942ac63b55d4273c99_smoke-loader_wapomi.exe	30
PID 2500 wrote to memory of 2512	2500	2025-02-25_71391402b41f1e942ac63b55d4273c99_smoke-loader_wapomi.exe	30
PID 2512 wrote to memory of 2624	2512	UgXYQdl.exe	32
PID 2512 wrote to memory of 2624	2512	UgXYQdl.exe	32
PID 2512 wrote to memory of 2624	2512	UgXYQdl.exe	32
PID 2512 wrote to memory of 2624	2512	UgXYQdl.exe	32

C:\Users\Admin\AppData\Local\Temp\2025-02-25_71391402b41f1e942ac63b55d4273c99_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-25_71391402b41f1e942ac63b55d4273c99_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Users\Admin\AppData\Local\Temp\UgXYQdl.exe
  C:\Users\Admin\AppData\Local\Temp\UgXYQdl.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\715d2871.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2624

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\2E3F52F3.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\715d2871.bat

Filesize
189B

MD5
ff7f08036c7d5d40132028b8020ab420

SHA1
885a9445d23b01d4e67551d33859bf8c32f0f534

SHA256
04393a5186954ccb8b794738de80f487202a20442dbce5cfd25888fbf72ee2d3

SHA512
72c5d81ef937efb3e0869043b841fce14ee1492dc65f3feea918b990f42e63d7ff6a7ff3a17bdd75d5349ab4a7b0f56715364b83701f87d2ed43cee85d2a1991

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2500-1-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2500-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2512-10-0x00000000012A0000-0x00000000012A9000-memory.dmp

Filesize
36KB

Download
memory/2512-53-0x00000000012A0000-0x00000000012A9000-memory.dmp

Filesize
36KB

Download