bdaejec | f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345

Analysis

max time kernel
15s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-11-2024 21:55

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General

Target

f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345.exe
Size

312KB
MD5

bf48630d7ba4088905ca483f2dbc9382
SHA1

af93f4609326a6630a19808775ae0b879d2131d5
SHA256

f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345
SHA512

d24f4e7896ce33e799661b3110757d55beb36adb1a54b1f0a686718750a64f9b67bca2cf9b9c95833c2a849658168be9da2deee3341a16ac69d126c0f95f749a
SSDEEP

3072:x330ltWCmu9GeOyKM4ipNF87xLEoijgExxC51eWvvidBbj0rX+qMQm0GCHG:x0ltWSGedMxQoij9ng1NvidaXrmJt

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/816-11-0x0000000000A20000-0x0000000000A29000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/816-52-0x0000000000A20000-0x0000000000A29000-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/0x00070000000120fe-7.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
816	rhAKfJ.exe

Loads dropped DLL 2 IoCs

pid	Process
1836	f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345.exe
1836	f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{C10A79F8-2372-49E3-801D-73DDEB38AD5B}\chrome_installer.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	rhAKfJ.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	rhAKfJ.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	f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rhAKfJ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 816	1836	f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345.exe	31
PID 1836 wrote to memory of 816	1836	f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345.exe	31
PID 1836 wrote to memory of 816	1836	f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345.exe	31
PID 1836 wrote to memory of 816	1836	f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345.exe	31
PID 816 wrote to memory of 2424	816	rhAKfJ.exe	33
PID 816 wrote to memory of 2424	816	rhAKfJ.exe	33
PID 816 wrote to memory of 2424	816	rhAKfJ.exe	33
PID 816 wrote to memory of 2424	816	rhAKfJ.exe	33

C:\Users\Admin\AppData\Local\Temp\f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345.exe
"C:\Users\Admin\AppData\Local\Temp\f303e4551fa0c021a61073e7a401c9ba2f621a9f0a02e7bc8d5522bd2e5aa345.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Users\Admin\AppData\Local\Temp\rhAKfJ.exe
  C:\Users\Admin\AppData\Local\Temp\rhAKfJ.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:816
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\3a327fc3.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2424

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\3a327fc3.bat

Filesize
187B

MD5
9d4dd56fda9d33ba078b2a5e0c753e62

SHA1
e353b83b5ee35608dc3139919bb8602f3c775462

SHA256
df78c79fad090abc377fba1098900aef1fa01cc7c17c4560ae6e72de9ae6c629

SHA512
f50019bcb7dd77b628eee6870c324e055199201e449c93404826eee2f9947118b1478592829e2975fc276a519a7c577e4a13890490994fd9c320c08951d5d5d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\4D811377.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/816-11-0x0000000000A20000-0x0000000000A29000-memory.dmp

Filesize
36KB

Download
memory/816-52-0x0000000000A20000-0x0000000000A29000-memory.dmp

Filesize
36KB

Download
memory/1836-10-0x0000000001190000-0x0000000005ED3000-memory.dmp

Filesize
77.3MB

Download
memory/1836-54-0x0000000001190000-0x0000000005ED3000-memory.dmp

Filesize
77.3MB

Download