bdaejec | e436cef6c144b7a34608cd7a77e9443b44555fc95a3ff46c373a626f42087991

Analysis

max time kernel
106s
max time network
96s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21/03/2025, 14:46

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General

Target

2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe
Size

215KB
MD5

d00a75462d818b6fbcc32de1d00d1e28
SHA1

0a326f72f3b44882a13906c22ce8be412c82a1a2
SHA256

e436cef6c144b7a34608cd7a77e9443b44555fc95a3ff46c373a626f42087991
SHA512

c76d2d280c1c38851f9c6a85ee93292f245958512e63cbf98be3dec1ddf1eb7ba2112c33931cc61e0c3b6cff6780641d492fb2f427771bd02eda6a6ed9ef9635
SSDEEP

3072:J666SmGgfYMSLpt690G4EHI8FeqvrvuSUdyfQHoAb3MVD+Q3KOGCH:J2SSI60GhHvjv1Q83Kn

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/2892-14-0x0000000000B50000-0x0000000000B59000-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/0x00080000000120fd-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2892	NWUCYc.exe

Loads dropped DLL 2 IoCs

pid	Process
2544	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe
2544	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	NWUCYc.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	NWUCYc.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	NWUCYc.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	NWUCYc.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	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NWUCYc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 2892	2544	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe	30
PID 2544 wrote to memory of 2892	2544	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe	30
PID 2544 wrote to memory of 2892	2544	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe	30
PID 2544 wrote to memory of 2892	2544	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe	30
PID 2892 wrote to memory of 3004	2892	NWUCYc.exe	33
PID 2892 wrote to memory of 3004	2892	NWUCYc.exe	33
PID 2892 wrote to memory of 3004	2892	NWUCYc.exe	33
PID 2892 wrote to memory of 3004	2892	NWUCYc.exe	33

C:\Users\Admin\AppData\Local\Temp\2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Users\Admin\AppData\Local\Temp\NWUCYc.exe
  C:\Users\Admin\AppData\Local\Temp\NWUCYc.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\6f706d96.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3004

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\6f706d96.bat

Filesize
187B

MD5
86117a233cd0a7b1a0abcd7cdf5b5fc4

SHA1
db053553fb830017f363ec8f36060d87218a2931

SHA256
61e7b8df6ed8fc3a458cf963295b41ef70611caf9870a39014b248c8f299559f

SHA512
fd5b94bf4a3f37fda1b29476c85c8e55c204b7ab94a0796fc4ff4aaa3382d346a004635d3d43327a489692f5b67447110362f7e95aa0b3b7f79232c45f6faf1f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2544-0-0x00000000008B0000-0x00000000008EC000-memory.dmp

Filesize
240KB

Download
memory/2544-9-0x00000000008B0000-0x00000000008EC000-memory.dmp

Filesize
240KB

Download
memory/2892-10-0x0000000000B50000-0x0000000000B59000-memory.dmp

Filesize
36KB

Download
memory/2892-14-0x0000000000B50000-0x0000000000B59000-memory.dmp

Filesize
36KB

Download