bdaejec | bd7a853e20ec918539038278bb788fea3314d1da09e7f75608d13a8cd2436362

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
17-11-2024 17:33

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General

Target

tmpfile-main/Gaming Chair.exe
Size

2.1MB
MD5

9503205a5f7581720f7fa6348c49a93b
SHA1

34453ec11bb30ae10519a468deaefbf3f965fe3a
SHA256

0dca41e17e4f286a420dd2e6fbbd9ad460f1dac1f3de83672fa9de977f6b6402
SHA512

0524cabf5d0b87bf6f34a1c2e2cc3eef85e95e5b3fdd66fc60e5e07e4c0ce7cdbeb9eca7778bae5b4a0302ce822a08ce30c346d62bdbd746e2c8c6c8fe015191
SSDEEP

49152:xMi7EDQljtuC9Ss8k9yi83GMB5rr3KJPjFJa9Ndcs8Mcs8Mcs8Mcs8M7Lbr7Lbr6:xBYDQ1th9SVk99scB

Score

10^/10

bdaejec aspackv2 backdoor discovery evasion execution

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
behavioral5/memory/2056-27-0x0000000000F20000-0x0000000000F29000-memory.dmp	family_bdaejec_backdoor

Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral5/files/0x000d000000012280-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2056	iakPKCCS.exe

Loads dropped DLL 2 IoCs

pid	Process
1628	Gaming Chair.exe
1628	Gaming Chair.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	iakPKCCS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	iakPKCCS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	iakPKCCS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	iakPKCCS.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	iakPKCCS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	iakPKCCS.exe

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2788	sc.exe
1968	sc.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 7 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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iakPKCCS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Gaming Chair.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe
1628	Gaming Chair.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 2056	1628	Gaming Chair.exe	32
PID 1628 wrote to memory of 2056	1628	Gaming Chair.exe	32
PID 1628 wrote to memory of 2056	1628	Gaming Chair.exe	32
PID 1628 wrote to memory of 2056	1628	Gaming Chair.exe	32
PID 1628 wrote to memory of 2968	1628	Gaming Chair.exe	33
PID 1628 wrote to memory of 2968	1628	Gaming Chair.exe	33
PID 1628 wrote to memory of 2968	1628	Gaming Chair.exe	33
PID 1628 wrote to memory of 2968	1628	Gaming Chair.exe	33
PID 2968 wrote to memory of 2788	2968	cmd.exe	34
PID 2968 wrote to memory of 2788	2968	cmd.exe	34
PID 2968 wrote to memory of 2788	2968	cmd.exe	34
PID 2968 wrote to memory of 2788	2968	cmd.exe	34
PID 1628 wrote to memory of 1984	1628	Gaming Chair.exe	35
PID 1628 wrote to memory of 1984	1628	Gaming Chair.exe	35
PID 1628 wrote to memory of 1984	1628	Gaming Chair.exe	35
PID 1628 wrote to memory of 1984	1628	Gaming Chair.exe	35
PID 1984 wrote to memory of 1968	1984	cmd.exe	36
PID 1984 wrote to memory of 1968	1984	cmd.exe	36
PID 1984 wrote to memory of 1968	1984	cmd.exe	36
PID 1984 wrote to memory of 1968	1984	cmd.exe	36
PID 2056 wrote to memory of 2948	2056	iakPKCCS.exe	38
PID 2056 wrote to memory of 2948	2056	iakPKCCS.exe	38
PID 2056 wrote to memory of 2948	2056	iakPKCCS.exe	38
PID 2056 wrote to memory of 2948	2056	iakPKCCS.exe	38

C:\Users\Admin\AppData\Local\Temp\tmpfile-main\Gaming Chair.exe
"C:\Users\Admin\AppData\Local\Temp\tmpfile-main\Gaming Chair.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Users\Admin\AppData\Local\Temp\iakPKCCS.exe
  C:\Users\Admin\AppData\Local\Temp\iakPKCCS.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2056
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\07d01c58.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2948
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c sc start FairplayKD > NUL 2>&1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2968
- - C:\Windows\SysWOW64\sc.exe
    sc start FairplayKD
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2788
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c sc stop %c > NUL 2>&1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1984
- - C:\Windows\SysWOW64\sc.exe
    sc stop %c
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:1968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\07d01c58.bat

Filesize
191B

MD5
4bb48ca7217675527916ca8580224ae6

SHA1
6f58f24872686c2a6e1c3fc15b2a0bb9e8ff36ab

SHA256
9b6db81867d714d290199b3ae9a99dfcc30504b6a3f95923992d8170ff2b3300

SHA512
5c4603c00020598f8a3837698444030e7e4d5d1e1a2de44e0b61230421c186011c7482c42bb8dccc0aef8c97ea4dc70340afef051480ba11ab0236a1a2cc075a

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1628-0-0x00000000001D0000-0x00000000003F0000-memory.dmp

Filesize
2.1MB

Download
memory/1628-4-0x0000000000100000-0x0000000000109000-memory.dmp

Filesize
36KB

Download
memory/1628-29-0x00000000001D0000-0x00000000003F0000-memory.dmp

Filesize
2.1MB

Download
memory/1628-30-0x0000000000100000-0x0000000000109000-memory.dmp

Filesize
36KB

Download
memory/2056-27-0x0000000000F20000-0x0000000000F29000-memory.dmp

Filesize
36KB

Download