bdaejec | b3a04ccc8a8c866818b532efd5026c69a33a042403d973d18f2c379a257f0f2e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-11-2024 12:37

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General

Target

2024-11-17_d83a1c32dbe8c21843f93a8f33ffcf10_smoke-loader_wapomi.exe
Size

80KB
MD5

d83a1c32dbe8c21843f93a8f33ffcf10
SHA1

7ed383c4b3fc1700b24bcbc2136e3fe99fad356a
SHA256

b3a04ccc8a8c866818b532efd5026c69a33a042403d973d18f2c379a257f0f2e
SHA512

b5b1d3619a2cc553c6530681ad61fe82ac5284aa041f6f380ffd3bbcf078ea15ee61032a89edd9a5211c984ef8601769754d0389a23a4844bea3e546fcbf2bef
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQYdGCq2iW7z:Hk3U8kTQkGCH

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/2080-53-0x0000000000340000-0x0000000000349000-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/0x000b000000012029-9.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2080	Ycq.exe

Loads dropped DLL 2 IoCs

pid	Process
2872	2024-11-17_d83a1c32dbe8c21843f93a8f33ffcf10_smoke-loader_wapomi.exe
2872	2024-11-17_d83a1c32dbe8c21843f93a8f33ffcf10_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	Ycq.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	Ycq.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	Ycq.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	Ycq.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	Ycq.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	Ycq.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	Ycq.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	Ycq.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	Ycq.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	Ycq.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	Ycq.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	Ycq.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	Ycq.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	Ycq.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	Ycq.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	Ycq.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	Ycq.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	Ycq.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	Ycq.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	Ycq.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	Ycq.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	Ycq.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	2024-11-17_d83a1c32dbe8c21843f93a8f33ffcf10_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ycq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2080	2872	2024-11-17_d83a1c32dbe8c21843f93a8f33ffcf10_smoke-loader_wapomi.exe	28
PID 2872 wrote to memory of 2080	2872	2024-11-17_d83a1c32dbe8c21843f93a8f33ffcf10_smoke-loader_wapomi.exe	28
PID 2872 wrote to memory of 2080	2872	2024-11-17_d83a1c32dbe8c21843f93a8f33ffcf10_smoke-loader_wapomi.exe	28
PID 2872 wrote to memory of 2080	2872	2024-11-17_d83a1c32dbe8c21843f93a8f33ffcf10_smoke-loader_wapomi.exe	28
PID 2080 wrote to memory of 2648	2080	Ycq.exe	30
PID 2080 wrote to memory of 2648	2080	Ycq.exe	30
PID 2080 wrote to memory of 2648	2080	Ycq.exe	30
PID 2080 wrote to memory of 2648	2080	Ycq.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-11-17_d83a1c32dbe8c21843f93a8f33ffcf10_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-17_d83a1c32dbe8c21843f93a8f33ffcf10_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Users\Admin\AppData\Local\Temp\Ycq.exe
  C:\Users\Admin\AppData\Local\Temp\Ycq.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2080
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\65a429a2.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\Temp\469E746C.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\65a429a2.bat

Filesize
181B

MD5
667ba9c4d4a6594674972d86b43dccf1

SHA1
2c313e22ee5c3eaf4e7ef8a50e6317d71a3d7fed

SHA256
851d12e3f81a18379d4a3f1b26075020b820a10828307606324acfd80835c1fd

SHA512
7e4ef0527262c7ecabbdd71432ae8306b57b58af5bad5ad63e6b592ae9d98b94f35eb2c62036a2524122d879cda7bb621e50fe0edacc8cd6e54bc1e6220cce8c

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2080-10-0x0000000000340000-0x0000000000349000-memory.dmp

Filesize
36KB

Download
memory/2080-53-0x0000000000340000-0x0000000000349000-memory.dmp

Filesize
36KB

Download
memory/2872-1-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2872-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download