bdaejec | eef5305d427c9030db4cdf6c118b27a95df3d88c1132ef168988ee2ab8502556

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
02-02-2025 00:52

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General

Target

2025-02-02_2331079f0bfa0525f70d2d5d9e76165f_smoke-loader_wapomi.exe
Size

1.1MB
MD5

2331079f0bfa0525f70d2d5d9e76165f
SHA1

52e2f14542b57665168b2280e8bd30244f9676fc
SHA256

eef5305d427c9030db4cdf6c118b27a95df3d88c1132ef168988ee2ab8502556
SHA512

0a6512f770f1cb0902676557b6fc82964ff58d63a9f26a988ef897954e987bbe3b134739be3ae85eaecc1cf986da37f658ef624a74dfc410ade6d2cea3de0762
SSDEEP

24576:c/i1PKzPeLS7Q7FDGiA0pn3OTPjQb2N4VVzoK93VKrE7O3iaURu90/:mbSdJU0pn3OTPjQb2N4rzVVKYaUR80/

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/2176-16-0x00000000003A0000-0x00000000003A9000-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/0x000b00000001225e-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2176	gIVfBh.exe

Loads dropped DLL 2 IoCs

pid	Process
2264	2025-02-02_2331079f0bfa0525f70d2d5d9e76165f_smoke-loader_wapomi.exe
2264	2025-02-02_2331079f0bfa0525f70d2d5d9e76165f_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	gIVfBh.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	gIVfBh.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	gIVfBh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	gIVfBh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	gIVfBh.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	2025-02-02_2331079f0bfa0525f70d2d5d9e76165f_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gIVfBh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2176	2264	2025-02-02_2331079f0bfa0525f70d2d5d9e76165f_smoke-loader_wapomi.exe	30
PID 2264 wrote to memory of 2176	2264	2025-02-02_2331079f0bfa0525f70d2d5d9e76165f_smoke-loader_wapomi.exe	30
PID 2264 wrote to memory of 2176	2264	2025-02-02_2331079f0bfa0525f70d2d5d9e76165f_smoke-loader_wapomi.exe	30
PID 2264 wrote to memory of 2176	2264	2025-02-02_2331079f0bfa0525f70d2d5d9e76165f_smoke-loader_wapomi.exe	30
PID 2176 wrote to memory of 2924	2176	gIVfBh.exe	33
PID 2176 wrote to memory of 2924	2176	gIVfBh.exe	33
PID 2176 wrote to memory of 2924	2176	gIVfBh.exe	33
PID 2176 wrote to memory of 2924	2176	gIVfBh.exe	33

C:\Users\Admin\AppData\Local\Temp\2025-02-02_2331079f0bfa0525f70d2d5d9e76165f_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-02_2331079f0bfa0525f70d2d5d9e76165f_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Users\Admin\AppData\Local\Temp\gIVfBh.exe
  C:\Users\Admin\AppData\Local\Temp\gIVfBh.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2176
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\38187663.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2924

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\38187663.bat

Filesize
187B

MD5
bb723a09a7721c152fc61d1cb11ab309

SHA1
2491c291250592a513238b0e41b07f9ecdf4507d

SHA256
6055d4bbe012d968429286fb7c7d469ef7743c4e7040a933a8c087d46087bd17

SHA512
1d7e220da5214d521320c8434ff98782d7d9b271e85567271eab35b9eef2cbf664885abe641fe0d473738e36ec15b226f7260710ed024c305cb47c3c2e20a46d

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2176-11-0x00000000003A0000-0x00000000003A9000-memory.dmp

Filesize
36KB

Download
memory/2176-16-0x00000000003A0000-0x00000000003A9000-memory.dmp

Filesize
36KB

Download
memory/2264-1-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/2264-10-0x00000000003A0000-0x00000000003A9000-memory.dmp

Filesize
36KB

Download
memory/2264-9-0x00000000003A0000-0x00000000003A9000-memory.dmp

Filesize
36KB

Download
memory/2264-15-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download