bdaejec | 76def49d49c93c76f1d2300566e8b0a90457101322c4a1e1503f4b3daad31dbd

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 06:39

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General

Target

JaffaCakes118_7839810b8554c3b3e7ebb39fb6913100.exe
Size

216KB
MD5

7839810b8554c3b3e7ebb39fb6913100
SHA1

590d091197a09f428fca6d3601bb9a59b1464a25
SHA256

76def49d49c93c76f1d2300566e8b0a90457101322c4a1e1503f4b3daad31dbd
SHA512

5b7470226aba31efc50106714fae0d047f81579ef9df2273d87e011d1322356256e4e9660b1aa1e9ff45d21137c7ea69b887c1b38216e700eb79cb9c3519d66d
SSDEEP

3072:ol3qOf+5or1QcMgmST9F+bAsOekqMhOdFAeRV8HDO4O2Vurl3dQuGCH:dOf+5UpMdkF+8sOKmw+eR8kFd4

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/2544-12-0x0000000001230000-0x0000000001239000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2544-55-0x0000000001230000-0x0000000001239000-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/0x00080000000120ff-9.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2544	colSjR.exe

Loads dropped DLL 2 IoCs

pid	Process
2068	JaffaCakes118_7839810b8554c3b3e7ebb39fb6913100.exe
2068	JaffaCakes118_7839810b8554c3b3e7ebb39fb6913100.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	colSjR.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	colSjR.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	colSjR.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	colSjR.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	colSjR.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	colSjR.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{C10A79F8-2372-49E3-801D-73DDEB38AD5B}\chrome_installer.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	colSjR.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	colSjR.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	colSjR.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	colSjR.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	colSjR.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	colSjR.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	colSjR.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	colSjR.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	colSjR.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	colSjR.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	colSjR.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	colSjR.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	colSjR.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	colSjR.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	colSjR.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	colSjR.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_7839810b8554c3b3e7ebb39fb6913100.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colSjR.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 2544	2068	JaffaCakes118_7839810b8554c3b3e7ebb39fb6913100.exe	31
PID 2068 wrote to memory of 2544	2068	JaffaCakes118_7839810b8554c3b3e7ebb39fb6913100.exe	31
PID 2068 wrote to memory of 2544	2068	JaffaCakes118_7839810b8554c3b3e7ebb39fb6913100.exe	31
PID 2068 wrote to memory of 2544	2068	JaffaCakes118_7839810b8554c3b3e7ebb39fb6913100.exe	31
PID 2544 wrote to memory of 2648	2544	colSjR.exe	34
PID 2544 wrote to memory of 2648	2544	colSjR.exe	34
PID 2544 wrote to memory of 2648	2544	colSjR.exe	34
PID 2544 wrote to memory of 2648	2544	colSjR.exe	34

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7839810b8554c3b3e7ebb39fb6913100.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7839810b8554c3b3e7ebb39fb6913100.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Users\Admin\AppData\Local\Temp\colSjR.exe
  C:\Users\Admin\AppData\Local\Temp\colSjR.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2544
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\2d837154.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2648

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\MPUI9R2R\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\220746C5.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\2d837154.bat

Filesize
187B

MD5
2003ec29de3f8881df07be23bf7e298a

SHA1
26fd2306b3ca27703123907357f7846e8200121c

SHA256
001065405617e59766d407040ff4de133c426196ce16e8b3220a618ce36fcfad

SHA512
45b461a06424b4aab78b69f1356e697c40d61ba4a8d29f7e519172aefb741698b03335593aacf0235fc29cb0fa69cb186d0e7a57fbf97fafd6091a4f2155a25c

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2068-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2068-11-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2068-10-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2068-14-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2544-12-0x0000000001230000-0x0000000001239000-memory.dmp

Filesize
36KB

Download
memory/2544-55-0x0000000001230000-0x0000000001239000-memory.dmp

Filesize
36KB

Download