bdaejec | b5a8fa8fcf6a48136b0df4dcfbf7ebe419c686c1c8286a5f2da18129e5bc44c6

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 18:28

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General

Target

2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe
Size

188KB
MD5

01e53be11eeb517e5f8396f89d1ab1ff
SHA1

0581d287ac897f090b22cbc3f67c5d0b5a8e9b66
SHA256

b5a8fa8fcf6a48136b0df4dcfbf7ebe419c686c1c8286a5f2da18129e5bc44c6
SHA512

65a26c22399eee95ac8a22c92b58412f26311204f54ca49af09e5c840826100e0ad727d363f537b4d8d399eb894654bc082146c6cec43a2d60e8755bcd5455ee
SSDEEP

3072:Djaz/kdH1QuA3rGuYt/ie+0T1ddxWTXOvXjfaz4WUSXpltz7GUd+w3wieCzpZGCH:LdHeuAbGuYVie+0T1ddxWTXOvXjfaz4D

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/2540-11-0x0000000000A40000-0x0000000000A49000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2540-47-0x0000000000A40000-0x0000000000A49000-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/0x000a00000001202a-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2540	OHhykr.exe

Loads dropped DLL 2 IoCs

pid	Process
2100	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe
2100	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_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\jps.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	OHhykr.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	OHhykr.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	OHhykr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	OHhykr.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	OHhykr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	OHhykr.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	OHhykr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	OHhykr.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	OHhykr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	OHhykr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	OHhykr.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	OHhykr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	OHhykr.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	OHhykr.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	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OHhykr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2540	2100	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe	31
PID 2100 wrote to memory of 2540	2100	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe	31
PID 2100 wrote to memory of 2540	2100	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe	31
PID 2100 wrote to memory of 2540	2100	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe	31
PID 2540 wrote to memory of 2940	2540	OHhykr.exe	33
PID 2540 wrote to memory of 2940	2540	OHhykr.exe	33
PID 2540 wrote to memory of 2940	2540	OHhykr.exe	33
PID 2540 wrote to memory of 2940	2540	OHhykr.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Users\Admin\AppData\Local\Temp\OHhykr.exe
  C:\Users\Admin\AppData\Local\Temp\OHhykr.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\1797405e.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2940

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\7CNUR30T\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\1797405e.bat

Filesize
187B

MD5
dbbc0e980b0d6faa9b8341fde301b8b5

SHA1
79ca1526752d7ef361d5e4838ec3106a8bc54f68

SHA256
667a40b8f917538bf3c1bf7d2635e7e0ccab74c69665fec1ea66e2fdbdbaf485

SHA512
74519a5100b6d11c6f929c94edc45b93b4e4dcec9272ec5c5c4898b2702c9979f93c8b549dd800060eedb28fa8ad47c3ab48f802739c158898b96ec92e7a1f47

Download Submit
C:\Users\Admin\AppData\Local\Temp\22AA5F79.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2100-0-0x0000000000B10000-0x0000000000B45000-memory.dmp

Filesize
212KB

Download
memory/2100-9-0x0000000000B10000-0x0000000000B45000-memory.dmp

Filesize
212KB

Download
memory/2540-11-0x0000000000A40000-0x0000000000A49000-memory.dmp

Filesize
36KB

Download
memory/2540-47-0x0000000000A40000-0x0000000000A49000-memory.dmp

Filesize
36KB

Download