bdaejec | 1d115f3894eaaae39d5381962c5939ba4e99652588374800ce996af14fd2feb5

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
25/02/2025, 09:31

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General

Target

2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe
Size

7.3MB
MD5

9499dd9710b8da15cb6943558e627295
SHA1

47bb30ab8031e4436f241926457fba40a7aaacfc
SHA256

1d115f3894eaaae39d5381962c5939ba4e99652588374800ce996af14fd2feb5
SHA512

41b7aec2ed7e58bf427e6c7aab22a59d3107f3e066879b119441e622363f7647dfa217908bd70176e1a14cb4bd26c2bce9f9588f2b53b1086551ce0cc1ca2f11
SSDEEP

196608:ISxt5g3vWwe9f/3R4Zq4V+3XcJHQvFLOyomFHKnPot:ISxrg3+we9XR4Zq00Flt

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/2484-11-0x0000000001140000-0x0000000001149000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2484-54-0x0000000001140000-0x0000000001149000-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/0x000a000000012011-6.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2484	MVbvU.exe

Loads dropped DLL 2 IoCs

pid	Process
1768	2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe
1768	2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_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\jstack.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	MVbvU.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	MVbvU.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	MVbvU.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	MVbvU.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{DBDFDBC7-852F-450E-9B47-532B7DEA2711}\chrome_installer.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	MVbvU.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	MVbvU.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	MVbvU.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	MVbvU.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	MVbvU.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	MVbvU.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	MVbvU.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	MVbvU.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	MVbvU.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	MVbvU.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	MVbvU.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	2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MVbvU.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1768	2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1768	2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe
1768	2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 2484	1768	2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe	28
PID 1768 wrote to memory of 2484	1768	2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe	28
PID 1768 wrote to memory of 2484	1768	2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe	28
PID 1768 wrote to memory of 2484	1768	2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe	28
PID 2484 wrote to memory of 2676	2484	MVbvU.exe	30
PID 2484 wrote to memory of 2676	2484	MVbvU.exe	30
PID 2484 wrote to memory of 2676	2484	MVbvU.exe	30
PID 2484 wrote to memory of 2676	2484	MVbvU.exe	30

C:\Users\Admin\AppData\Local\Temp\2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-25_9499dd9710b8da15cb6943558e627295_bkransomware_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Users\Admin\AppData\Local\Temp\MVbvU.exe
  C:\Users\Admin\AppData\Local\Temp\MVbvU.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2484
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\6e024b9e.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2676

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\FN7UQQ6Z\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\1ADB1E02.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\6e024b9e.bat

Filesize
185B

MD5
df328b5b09c52c911ec1476e40e61d54

SHA1
2c526517edcb38db8f41fd6dd6ef5f7d4f8a728b

SHA256
9f96e794a9786da1099ddbd43185bdaabab2bbe1f0f70b5adbea0f3bbefd932b

SHA512
474c2d7b2dbb765630f47088577f9a6d089342c2997c32ff6fc659a1fb137fba2fd919ef2bc58e5cfec64b0c1aa5a22e9f67581aa9aaef61e4d8bf2e01e3fd40

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1768-8-0x0000000000EB0000-0x0000000001611000-memory.dmp

Filesize
7.4MB

Download
memory/1768-10-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download
memory/1768-12-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download
memory/1768-56-0x0000000000EB0000-0x0000000001611000-memory.dmp

Filesize
7.4MB

Download
memory/1768-57-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download
memory/1768-58-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download
memory/2484-11-0x0000000001140000-0x0000000001149000-memory.dmp

Filesize
36KB

Download
memory/2484-54-0x0000000001140000-0x0000000001149000-memory.dmp

Filesize
36KB

Download