bdaejec | 9af16bd5d445787bdd5d68eecc409b1cc71008a30d3a8e113ce1a23f0c2292b3

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 16:21

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General

Target

2024-12-26_b3868fa414b8a5ff3c97ecf08f496deb_smoke-loader_wapomi.exe
Size

80KB
MD5

b3868fa414b8a5ff3c97ecf08f496deb
SHA1

2736b4115b080852b1c75dd7fa5f6b432b86e14c
SHA256

9af16bd5d445787bdd5d68eecc409b1cc71008a30d3a8e113ce1a23f0c2292b3
SHA512

169604766b0c8bab99e9c2b36bbd096664a06b8e5ff1ae1cf79e61317dff41ba323459b5fc184625b7d13163379c469db8fd13b39c7578bfebd2e0dfb7f5b58d
SSDEEP

1536:fHB0UxMkzOt7HcvJGt5AdHIOWnToIf12ZSTGCq2iW7z:fhAWJGSCTBf12ZcGCH

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/3004-11-0x0000000000350000-0x0000000000359000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/3004-36-0x0000000000350000-0x0000000000359000-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/0x000d000000012257-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
3004	vcGThYiz.exe

Loads dropped DLL 2 IoCs

pid	Process
2944	2024-12-26_b3868fa414b8a5ff3c97ecf08f496deb_smoke-loader_wapomi.exe
2944	2024-12-26_b3868fa414b8a5ff3c97ecf08f496deb_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	vcGThYiz.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	vcGThYiz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	vcGThYiz.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	vcGThYiz.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_b3868fa414b8a5ff3c97ecf08f496deb_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vcGThYiz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 3004	2944	2024-12-26_b3868fa414b8a5ff3c97ecf08f496deb_smoke-loader_wapomi.exe	30
PID 2944 wrote to memory of 3004	2944	2024-12-26_b3868fa414b8a5ff3c97ecf08f496deb_smoke-loader_wapomi.exe	30
PID 2944 wrote to memory of 3004	2944	2024-12-26_b3868fa414b8a5ff3c97ecf08f496deb_smoke-loader_wapomi.exe	30
PID 2944 wrote to memory of 3004	2944	2024-12-26_b3868fa414b8a5ff3c97ecf08f496deb_smoke-loader_wapomi.exe	30
PID 3004 wrote to memory of 532	3004	vcGThYiz.exe	31
PID 3004 wrote to memory of 532	3004	vcGThYiz.exe	31
PID 3004 wrote to memory of 532	3004	vcGThYiz.exe	31
PID 3004 wrote to memory of 532	3004	vcGThYiz.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-12-26_b3868fa414b8a5ff3c97ecf08f496deb_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-26_b3868fa414b8a5ff3c97ecf08f496deb_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2944
- C:\Users\Admin\AppData\Local\Temp\vcGThYiz.exe
  C:\Users\Admin\AppData\Local\Temp\vcGThYiz.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\2190409b.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:532

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\Microsoft\Windows\Temporary Internet Files\Content.IE5\K0PVW9XR\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\2190409b.bat

Filesize
191B

MD5
0cfef37b8c1d70299e2ce5d2a57e3c18

SHA1
dce7a1a8115336af787835777a6f6923b6de3e96

SHA256
0b92b6bf03bd1c77b8961acef2c542538e516a25930d220df04ea4b52ab722a5

SHA512
9d59159162536f44f3dc4fee3d5f7d792729fd42a593b150a84b5d5fd477d43fc323488d3d7a101f88804085b9e5227c28ba5b506b487c45c975d7cff87216ed

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2944-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2944-4-0x0000000000350000-0x0000000000359000-memory.dmp

Filesize
36KB

Download
memory/2944-9-0x0000000000350000-0x0000000000359000-memory.dmp

Filesize
36KB

Download
memory/2944-38-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2944-39-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3004-11-0x0000000000350000-0x0000000000359000-memory.dmp

Filesize
36KB

Download
memory/3004-36-0x0000000000350000-0x0000000000359000-memory.dmp

Filesize
36KB

Download