bdaejec | 3a8d3231d89d733c1a4f5cd1f44eef14f31bd286682e44bc4ccdd63e40ee7cc3

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
02/12/2024, 18:08

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General

Target

2024-12-02_ad3c818557b8156e16c35b568f8b83f8_bkransomware_wapomi.exe
Size

168KB
MD5

ad3c818557b8156e16c35b568f8b83f8
SHA1

716cb076d3d90ba16d24594b6648c28c43ad4e7e
SHA256

3a8d3231d89d733c1a4f5cd1f44eef14f31bd286682e44bc4ccdd63e40ee7cc3
SHA512

20d2b6eae10ef8166b7f85a85b86b7e18281c67673c7287f0a573d9b6c764c8c89a0246355f6ab09e410860c2cb0195b969599b7112387353414cf6b0da29fdf
SSDEEP

1536:W6fZO3jpPdcwLF5zrfQ2erSaMrb4W5QTq9gQf+PcQdqbmsWjcdrnYNY1lme4OtBP:WIe7RUwFrbsa+74bJzYNY1kGB+PqGCH

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/1724-42-0x0000000000060000-0x0000000000069000-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/0x0009000000012281-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1724	gHjMJt.exe

Loads dropped DLL 2 IoCs

pid	Process
1732	2024-12-02_ad3c818557b8156e16c35b568f8b83f8_bkransomware_wapomi.exe
1732	2024-12-02_ad3c818557b8156e16c35b568f8b83f8_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\jre\bin\java-rmi.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	gHjMJt.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	gHjMJt.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	gHjMJt.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	gHjMJt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	gHjMJt.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	gHjMJt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-02_ad3c818557b8156e16c35b568f8b83f8_bkransomware_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 1724	1732	2024-12-02_ad3c818557b8156e16c35b568f8b83f8_bkransomware_wapomi.exe	30
PID 1732 wrote to memory of 1724	1732	2024-12-02_ad3c818557b8156e16c35b568f8b83f8_bkransomware_wapomi.exe	30
PID 1732 wrote to memory of 1724	1732	2024-12-02_ad3c818557b8156e16c35b568f8b83f8_bkransomware_wapomi.exe	30
PID 1732 wrote to memory of 1724	1732	2024-12-02_ad3c818557b8156e16c35b568f8b83f8_bkransomware_wapomi.exe	30
PID 1724 wrote to memory of 2224	1724	gHjMJt.exe	32
PID 1724 wrote to memory of 2224	1724	gHjMJt.exe	32
PID 1724 wrote to memory of 2224	1724	gHjMJt.exe	32
PID 1724 wrote to memory of 2224	1724	gHjMJt.exe	32

C:\Users\Admin\AppData\Local\Temp\2024-12-02_ad3c818557b8156e16c35b568f8b83f8_bkransomware_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-02_ad3c818557b8156e16c35b568f8b83f8_bkransomware_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Users\Admin\AppData\Local\Temp\gHjMJt.exe
  C:\Users\Admin\AppData\Local\Temp\gHjMJt.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\28887f24.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2224

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\28887f24.bat

Filesize
187B

MD5
08a5561a3ce82ee3057571962725c2fe

SHA1
188a01ec72429e5b087e4e38574f6ce6faa2a645

SHA256
818c7df968a5e001740b6215ef489e50137bc434b5f3694e967f78b8433e1105

SHA512
5d44f3921a2954bf56788ea3d37bd6b5a999c2e2da239730e114d9f021b72206f67289ff5d55512c2c8b66b307373f0cc043fc329c95c80194c913142be1f86a

Download Submit
C:\Users\Admin\AppData\Local\Temp\61362519.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1724-11-0x0000000000060000-0x0000000000069000-memory.dmp

Filesize
36KB

Download
memory/1724-42-0x0000000000060000-0x0000000000069000-memory.dmp

Filesize
36KB

Download
memory/1732-1-0x0000000000980000-0x00000000009B1000-memory.dmp

Filesize
196KB

Download
memory/1732-10-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/1732-9-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/1732-44-0x0000000000980000-0x00000000009B1000-memory.dmp

Filesize
196KB

Download