bdaejec | 8ed41866a9349899697cf1ef2bc20d9b3d857ed18dd044f1afa6ce647c01bb1a

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
03/01/2025, 09:03

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General

Target

JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe
Size

68KB
MD5

6b8b649f5e391851e6e63044ab617ec0
SHA1

091ccb5ecde476390aaa6887f381690bf9bdd946
SHA256

8ed41866a9349899697cf1ef2bc20d9b3d857ed18dd044f1afa6ce647c01bb1a
SHA512

d6f1f33c77dccd7c383bd5c69d1c982c702b105ce42bdfcabb60b956947805f44c9ffddebfb1b36da185f5dff8917bfb4546295ce9ad0724ef8a9f91a7dbac61
SSDEEP

1536:ytba+322VsMHkRuAtr9SDYJxGCq2iW7z:y5a+32pMHuJ9tzGCH

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/2780-12-0x0000000001020000-0x0000000001029000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2780-16-0x0000000001020000-0x0000000001029000-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/0x000c00000001202c-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2780	SymewN.exe

Loads dropped DLL 2 IoCs

pid	Process
2852	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe
2852	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	SymewN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	SymewN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	SymewN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	SymewN.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	SymewN.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{06715A9D-70D2-4C5C-9F8A-D2392905D83D}\chrome_installer.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	SymewN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	SymewN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	SymewN.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	SymewN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	SymewN.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	SymewN.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	SymewN.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	SymewN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	SymewN.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	SymewN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	SymewN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	SymewN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	SymewN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	SymewN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	SymewN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	SymewN.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2740	2852	WerFault.exe	29

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	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SymewN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2852 wrote to memory of 2780	2852	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe	30
PID 2852 wrote to memory of 2780	2852	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe	30
PID 2852 wrote to memory of 2780	2852	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe	30
PID 2852 wrote to memory of 2780	2852	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe	30
PID 2852 wrote to memory of 2740	2852	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe	31
PID 2852 wrote to memory of 2740	2852	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe	31
PID 2852 wrote to memory of 2740	2852	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe	31
PID 2852 wrote to memory of 2740	2852	JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe	31
PID 2780 wrote to memory of 2160	2780	SymewN.exe	35
PID 2780 wrote to memory of 2160	2780	SymewN.exe	35
PID 2780 wrote to memory of 2160	2780	SymewN.exe	35
PID 2780 wrote to memory of 2160	2780	SymewN.exe	35

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b8b649f5e391851e6e63044ab617ec0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2852
- C:\Users\Admin\AppData\Local\Temp\SymewN.exe
  C:\Users\Admin\AppData\Local\Temp\SymewN.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\3af428ea.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2160
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 136
  2⤵
  - Program crash
  PID:2740

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\3af428ea.bat

Filesize
187B

MD5
8094288a1031f2d59b6a28a946941183

SHA1
62de95c4367afe28571295e060a5b2496e3f4f66

SHA256
39342f07128a7a0a1522aec246483704d9bf09ae0e7ac1d756098bf9541f25d3

SHA512
2d4058cf85e31982b68ce6d19bf14bdaa7380d535822df4be4c43c5d9342efc771acaa68ce409be537190a9746f0d8d102f88c33adae882f6ab5e524bb5e7a65

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2780-12-0x0000000001020000-0x0000000001029000-memory.dmp

Filesize
36KB

Download
memory/2780-16-0x0000000001020000-0x0000000001029000-memory.dmp

Filesize
36KB

Download
memory/2852-0-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2852-11-0x0000000000200000-0x0000000000209000-memory.dmp

Filesize
36KB

Download
memory/2852-10-0x0000000000200000-0x0000000000209000-memory.dmp

Filesize
36KB

Download
memory/2852-15-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download