bdaejec | 4b10e0b045ca4b3f841a521c993f9e1daf7b6ce6cfe6cb0be95ca6e84acbac41

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 12:31

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe
Size

2.5MB
MD5

85856482c1c320881623677723a068bf
SHA1

d960566ab7df402ba961b507acd85760bebf26cd
SHA256

4b10e0b045ca4b3f841a521c993f9e1daf7b6ce6cfe6cb0be95ca6e84acbac41
SHA512

83376e625ba29f255e7b0ecacf2199076e118a437bcf178ecc207e81a2a8933c0ef3b9b4468ef9c3ab2d6beefce07910bdec67aaab1c16932d4f691bbe6f2266
SSDEEP

49152:IYgqNpq3yCTcQSj6MrYHH2fdruaQH4s3Wn6V:Ii3lEcQSXrUmuaQH4sG

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/2400-54-0x00000000008F0000-0x00000000008F9000-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/0x0007000000012117-10.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2400	BslEtv.exe

Loads dropped DLL 2 IoCs

pid	Process
2148	2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe
2148	2024-12-30_85856482c1c320881623677723a068bf_mafia_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\jar.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	BslEtv.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	BslEtv.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	BslEtv.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	BslEtv.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	BslEtv.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	BslEtv.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	BslEtv.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	BslEtv.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	BslEtv.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	BslEtv.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	BslEtv.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	BslEtv.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	BslEtv.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	BslEtv.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	BslEtv.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	2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BslEtv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2400	2148	2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe	30
PID 2148 wrote to memory of 2400	2148	2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe	30
PID 2148 wrote to memory of 2400	2148	2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe	30
PID 2148 wrote to memory of 2400	2148	2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe	30
PID 2400 wrote to memory of 2788	2400	BslEtv.exe	33
PID 2400 wrote to memory of 2788	2400	BslEtv.exe	33
PID 2400 wrote to memory of 2788	2400	BslEtv.exe	33
PID 2400 wrote to memory of 2788	2400	BslEtv.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Users\Admin\AppData\Local\Temp\BslEtv.exe
  C:\Users\Admin\AppData\Local\Temp\BslEtv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2400
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\214c40e9.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2788

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\00B30726.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\214c40e9.bat

Filesize
187B

MD5
ba24c4e30af336c61f23381cc55a6657

SHA1
4a88fe674c0621fc079029267c18da4df3c2bdb0

SHA256
07cbc23ae91e1ef2ac01ba190dad5f8f5afeaaf1423e3186e19e116d63878f82

SHA512
7157d879d8e1ff8a9c98cb1bea262e7c882e92e13565d0e6275221d496242ad3f2c9977ec2ba6435129bb46890e69a3fbe0962002f239a1d30bc25df228866bc

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2148-9-0x0000000000120000-0x0000000000129000-memory.dmp

Filesize
36KB

Download
memory/2148-8-0x0000000000120000-0x0000000000129000-memory.dmp

Filesize
36KB

Download
memory/2148-7-0x0000000001200000-0x0000000001496000-memory.dmp

Filesize
2.6MB

Download
memory/2148-56-0x0000000001200000-0x0000000001496000-memory.dmp

Filesize
2.6MB

Download
memory/2148-57-0x0000000000120000-0x0000000000122000-memory.dmp

Filesize
8KB

Download
memory/2148-58-0x0000000001200000-0x0000000001496000-memory.dmp

Filesize
2.6MB

Download
memory/2400-11-0x00000000008F0000-0x00000000008F9000-memory.dmp

Filesize
36KB

Download
memory/2400-54-0x00000000008F0000-0x00000000008F9000-memory.dmp

Filesize
36KB

Download