bdaejec | 23c12789f78e83e6868a1289248c001f80a066dfc7c3c3ed05fb688c5e01d0bf

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
03/12/2024, 19:33

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General

Target

2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
Size

606KB
MD5

f5541837002848a4c08a66cd7dbeb898
SHA1

c660dd770588c522ad04090a78176ab04ddc77fb
SHA256

23c12789f78e83e6868a1289248c001f80a066dfc7c3c3ed05fb688c5e01d0bf
SHA512

5a28956ff6bcae260292bd6f04a7c990c594a54f432014b700190d7c1ed89a4d65e9a9f1f2f36967767dd5e2b738657b826714360f173641d3cb7c338fb61b8f
SSDEEP

12288:KubXcwafJcLln5QwnVWqqPIBONhxsU/E:KurP90r/xsU/E

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. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/1708-103-0x0000000000CB0000-0x0000000000CB9000-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/0x00070000000120fc-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1708	CHPuib.exe

Loads dropped DLL 2 IoCs

pid	Process
2288	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
2288	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	CHPuib.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	CHPuib.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	CHPuib.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	CHPuib.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	CHPuib.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	CHPuib.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	CHPuib.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	CHPuib.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	CHPuib.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	CHPuib.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	CHPuib.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	CHPuib.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	CHPuib.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	CHPuib.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	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CHPuib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 1708	2288	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	28
PID 2288 wrote to memory of 1708	2288	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	28
PID 2288 wrote to memory of 1708	2288	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	28
PID 2288 wrote to memory of 1708	2288	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	28
PID 1708 wrote to memory of 1496	1708	CHPuib.exe	29
PID 1708 wrote to memory of 1496	1708	CHPuib.exe	29
PID 1708 wrote to memory of 1496	1708	CHPuib.exe	29
PID 1708 wrote to memory of 1496	1708	CHPuib.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Users\Admin\AppData\Local\Temp\CHPuib.exe
  C:\Users\Admin\AppData\Local\Temp\CHPuib.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1708
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\28ad7a6b.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1496

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\K0PVW9XR\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\28ad7a6b.bat

Filesize
187B

MD5
c31f274d0b01cc8fb05d266c767c53f1

SHA1
ed47b9a5cc4ed6f720a54e959696d966fad16163

SHA256
26de5095c4ec5a675b05c4d1e2637ebdda67d40442f41dd0f719f9fbeb7c58e1

SHA512
5b47f21db8b3c4a126f4626fd3b904b556128faf66cbfa6ed1fb0c2fe1f51a10222d2dcac46af5a932e46ab1035c72052a2da002fc22571b1c2cbacda84a5442

Download Submit
C:\Users\Admin\AppData\Local\Temp\512533C1.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\log.txt

Filesize
6KB

MD5
5048e55ee16973cf23640868336ed2d5

SHA1
9bae580b220fa7a2c88149fe4c6adb3e5b91364f

SHA256
52ff2407dbcf37b6e6c884ba7db3342263607b3276752c69d29b15b4128f079c

SHA512
bd81322e39a0b3b9abbc43ca89f6a2f6b46211f130705bcf11714dbb518e87f19ab91c9452996fd940aa8ace01979cf269ccc4b4a86b7a174183ff6bb3eca25c

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1708-103-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

Filesize
36KB

Download
memory/2288-0-0x0000000000B30000-0x0000000000BCF000-memory.dmp

Filesize
636KB

Download
memory/2288-4-0x0000000000170000-0x0000000000179000-memory.dmp

Filesize
36KB

Download
memory/2288-9-0x0000000000170000-0x0000000000179000-memory.dmp

Filesize
36KB

Download
memory/2288-105-0x0000000000B30000-0x0000000000BCF000-memory.dmp

Filesize
636KB

Download