bdaejec | e4e7fcdea4b4b24559ff9ea53190634892105b911015e954fb517c1de91494fe

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 23:21

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General

Target

2024-12-28_37de5a956fb6e37766be8aec9f7482a5_karagany_mafia_wapomi.exe
Size

120KB
MD5

37de5a956fb6e37766be8aec9f7482a5
SHA1

fa550f04c79f8f854fadffd2eede2227a36a13d5
SHA256

e4e7fcdea4b4b24559ff9ea53190634892105b911015e954fb517c1de91494fe
SHA512

8bdbb239117810ec4d7f28c0d5c640ea794d4c0cb1655c8fb246b845f2405edaf3f1888eefe7a1ecabf0a1abce139f0519ef023c8ff64301242df71de4521711
SSDEEP

3072:FOzAt7oScwptXd1PS7U4j4XuKnwEGGCH:FP7ZtXTateu3EP

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/2820-52-0x0000000000A40000-0x0000000000A49000-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/0x000d000000012263-5.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2820	LEnZt.exe

Loads dropped DLL 2 IoCs

pid	Process
2880	2024-12-28_37de5a956fb6e37766be8aec9f7482a5_karagany_mafia_wapomi.exe
2880	2024-12-28_37de5a956fb6e37766be8aec9f7482a5_karagany_mafia_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	LEnZt.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	LEnZt.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	LEnZt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	LEnZt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	LEnZt.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	LEnZt.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	LEnZt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	LEnZt.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	LEnZt.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	LEnZt.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	LEnZt.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	LEnZt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	LEnZt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	LEnZt.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	2024-12-28_37de5a956fb6e37766be8aec9f7482a5_karagany_mafia_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LEnZt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2820	2880	2024-12-28_37de5a956fb6e37766be8aec9f7482a5_karagany_mafia_wapomi.exe	31
PID 2880 wrote to memory of 2820	2880	2024-12-28_37de5a956fb6e37766be8aec9f7482a5_karagany_mafia_wapomi.exe	31
PID 2880 wrote to memory of 2820	2880	2024-12-28_37de5a956fb6e37766be8aec9f7482a5_karagany_mafia_wapomi.exe	31
PID 2880 wrote to memory of 2820	2880	2024-12-28_37de5a956fb6e37766be8aec9f7482a5_karagany_mafia_wapomi.exe	31
PID 2820 wrote to memory of 3020	2820	LEnZt.exe	32
PID 2820 wrote to memory of 3020	2820	LEnZt.exe	32
PID 2820 wrote to memory of 3020	2820	LEnZt.exe	32
PID 2820 wrote to memory of 3020	2820	LEnZt.exe	32

C:\Users\Admin\AppData\Local\Temp\2024-12-28_37de5a956fb6e37766be8aec9f7482a5_karagany_mafia_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-28_37de5a956fb6e37766be8aec9f7482a5_karagany_mafia_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Users\Admin\AppData\Local\Temp\LEnZt.exe
  C:\Users\Admin\AppData\Local\Temp\LEnZt.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2820
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\56306661.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3020

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\NT668XG4\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\3CFE50B3.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\56306661.bat

Filesize
185B

MD5
671f58490e1e22c0928fb23f1bcf1c13

SHA1
824964c3c5b217bc16523f19d25c3c437f11c849

SHA256
c2d38d699e3721c11e55e2bf5e9ea1bf89040e4b0cd48c85d29d5d7ed04cd641

SHA512
b37872988fc7effed6f6db96d48c0581c287101eb5b122ae3e42951e0aa59fef2abd8461a5e6d9af2fbec23859980f96146f35b94ece244db66e02123e7e4c4f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2820-52-0x0000000000A40000-0x0000000000A49000-memory.dmp

Filesize
36KB

Download
memory/2880-0-0x0000000001330000-0x0000000001355000-memory.dmp

Filesize
148KB

Download
memory/2880-4-0x0000000000A40000-0x0000000000A49000-memory.dmp

Filesize
36KB

Download
memory/2880-9-0x0000000001330000-0x0000000001355000-memory.dmp

Filesize
148KB

Download