bdaejec | e544b0bab085882420f8f7af038fb4f6efc939b1ecdd0152479576d19138c66a

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/11/2024, 16:29

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General

Target

2024-11-27_45a58791a0b32bb35e1ac456eb8928cd_smoke-loader_wapomi.exe
Size

80KB
MD5

45a58791a0b32bb35e1ac456eb8928cd
SHA1

581d84a0daf63e5b18d41030db4d0a31f3078e32
SHA256

e544b0bab085882420f8f7af038fb4f6efc939b1ecdd0152479576d19138c66a
SHA512

ffa64e8bff1478691f8868b2979c3739b503c580f00992e0f84f2ff9bb5319f5feb3f2dc8432ef4782d5d6d385e7fb478425d0f702513ee0985edb9b8fb21920
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQxfGCq2iW7z:Hk3U8kTQ1GCH

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/2408-52-0x0000000000F30000-0x0000000000F39000-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/0x000a00000001227e-3.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2408	FnT.exe

Loads dropped DLL 2 IoCs

pid	Process
2256	2024-11-27_45a58791a0b32bb35e1ac456eb8928cd_smoke-loader_wapomi.exe
2256	2024-11-27_45a58791a0b32bb35e1ac456eb8928cd_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	FnT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	FnT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	FnT.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	FnT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	FnT.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	FnT.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	FnT.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	FnT.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	FnT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	FnT.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	FnT.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	FnT.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	FnT.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	FnT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	FnT.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	FnT.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	FnT.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	FnT.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	FnT.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	FnT.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	FnT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	FnT.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	2024-11-27_45a58791a0b32bb35e1ac456eb8928cd_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FnT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2408	2256	2024-11-27_45a58791a0b32bb35e1ac456eb8928cd_smoke-loader_wapomi.exe	30
PID 2256 wrote to memory of 2408	2256	2024-11-27_45a58791a0b32bb35e1ac456eb8928cd_smoke-loader_wapomi.exe	30
PID 2256 wrote to memory of 2408	2256	2024-11-27_45a58791a0b32bb35e1ac456eb8928cd_smoke-loader_wapomi.exe	30
PID 2256 wrote to memory of 2408	2256	2024-11-27_45a58791a0b32bb35e1ac456eb8928cd_smoke-loader_wapomi.exe	30
PID 2408 wrote to memory of 2808	2408	FnT.exe	33
PID 2408 wrote to memory of 2808	2408	FnT.exe	33
PID 2408 wrote to memory of 2808	2408	FnT.exe	33
PID 2408 wrote to memory of 2808	2408	FnT.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-11-27_45a58791a0b32bb35e1ac456eb8928cd_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-27_45a58791a0b32bb35e1ac456eb8928cd_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Users\Admin\AppData\Local\Temp\FnT.exe
  C:\Users\Admin\AppData\Local\Temp\FnT.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2408
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\1851060f.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2808

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\08FB7FF5.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\1851060f.bat

Filesize
181B

MD5
708a50a68c62be9e18fa7a216b7977a4

SHA1
e1ea9ea36d7a71f35e8c0b93a79935001ef541e3

SHA256
8a5e6e260054d962c40bcaa01fad9c4688f35d39d301b5663baa850a8ba4d50d

SHA512
1b03527b8c3f228a2f07c842954f5b8a52b0af5466c403c39b8ddaafebe88c0636918e74c32fc1e17deadc92357b505796b42d9b712650540e4459957789033e

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2256-7-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2408-9-0x0000000000F30000-0x0000000000F39000-memory.dmp

Filesize
36KB

Download
memory/2408-52-0x0000000000F30000-0x0000000000F39000-memory.dmp

Filesize
36KB

Download