bdaejec | f74e3b764863a5629fc87d0ccb5a9ae3e80e1eafa590b2ac2b1175d8aad2e2d1

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-11-2024 06:41

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General

Target

2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe
Size

90KB
MD5

cc8ec946be52ffe178e1d035ec3a2402
SHA1

a5601c49c7e435f3b20bed3a39c304de132c44d9
SHA256

f74e3b764863a5629fc87d0ccb5a9ae3e80e1eafa590b2ac2b1175d8aad2e2d1
SHA512

ba0f91e0b86d9b3790673f9e5107b1320f33269821ce56f9cfe66c60e896bc4939a64334a8b9a371cc59266684f8ba5befbeb4bfde87790cc22bbdaa0aca02c0
SSDEEP

1536:KJgIzEO/p3BjXV1bG5r4rW7r4tc+L19sWjcdx8KaXYGCq2iW7z:ov1/G5+L1C60GCH

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/1984-55-0x0000000000AB0000-0x0000000000AB9000-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/0x000c000000012268-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1984	EMkhush.exe

Loads dropped DLL 2 IoCs

pid	Process
1808	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe
1808	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_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\jvisualvm.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	EMkhush.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	EMkhush.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{FC37790F-E395-416A-A1A1-53BC987E89B4}\chrome_installer.exe	EMkhush.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	EMkhush.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	EMkhush.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	EMkhush.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	EMkhush.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	EMkhush.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	EMkhush.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	EMkhush.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	EMkhush.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	EMkhush.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	EMkhush.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	EMkhush.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	EMkhush.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	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EMkhush.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1808 wrote to memory of 1984	1808	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe	29
PID 1808 wrote to memory of 1984	1808	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe	29
PID 1808 wrote to memory of 1984	1808	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe	29
PID 1808 wrote to memory of 1984	1808	2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe	29
PID 1984 wrote to memory of 2500	1984	EMkhush.exe	30
PID 1984 wrote to memory of 2500	1984	EMkhush.exe	30
PID 1984 wrote to memory of 2500	1984	EMkhush.exe	30
PID 1984 wrote to memory of 2500	1984	EMkhush.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-16_cc8ec946be52ffe178e1d035ec3a2402_bkransomware_karagany_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Users\Admin\AppData\Local\Temp\EMkhush.exe
  C:\Users\Admin\AppData\Local\Temp\EMkhush.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1984
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\7d681332.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2500

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\125641E1.exe

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\125641E1.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7d681332.bat

Filesize
189B

MD5
e3d3f2a3f6490e265db1a2da1fd4cff4

SHA1
6a4d1f23cd16e718a8183b586196f225f220668d

SHA256
67eebe44e4ab205a5a9ba58c71ebd55a965064eedcf881aaa0432ed5c1132f3d

SHA512
b38921d3fe79f574437690687bdc29a04ba1b8340cd6dd38c3ed4b13dfd9a6b26dbb0b8c748c5eadfc920f63fbe1b62352d2851ae5600fc58f286c4783319575

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1808-0-0x0000000001190000-0x00000000011AD000-memory.dmp

Filesize
116KB

Download
memory/1808-9-0x0000000000120000-0x0000000000129000-memory.dmp

Filesize
36KB

Download
memory/1808-8-0x0000000000120000-0x0000000000129000-memory.dmp

Filesize
36KB

Download
memory/1808-14-0x0000000001190000-0x00000000011AD000-memory.dmp

Filesize
116KB

Download
memory/1984-11-0x0000000000AB0000-0x0000000000AB9000-memory.dmp

Filesize
36KB

Download
memory/1984-55-0x0000000000AB0000-0x0000000000AB9000-memory.dmp

Filesize
36KB

Download