bdaejec | 83904ffe5a5c3e8b3af0c98d7a81ac9ac78f9140e55e9944b22a4c7436d672be

Analysis

max time kernel
64s
max time network
53s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
28-11-2024 03:56

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General

Target

2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe
Size

36KB
MD5

c205558b705dbf77c766e78d25e57e60
SHA1

80358a4a30c0a4786b9764160e1e20ad624c795c
SHA256

83904ffe5a5c3e8b3af0c98d7a81ac9ac78f9140e55e9944b22a4c7436d672be
SHA512

b796e11783466c0f3e603e1a2ab93a9d0764fae89d374ac74ef004cad79cbf3b6a074dd2ba6d038240c761519db0f6cb0c4e88d30afc00f225f7c235e3eeae10
SSDEEP

768:Y4BZwegjJmxWJQpk84Ul+3xOXB27QGPL4vzZq2o9W7GsxBbPr:Y4BZ2Jm/kWmOXB28GCq2iW7z

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++.

Processes:

resource	yara_rule
behavioral1/memory/2372-22-0x0000000000130000-0x0000000000139000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
behavioral1/files/0x00080000000120fe-1.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

ySZeVE.exe

pid	Process
2372	ySZeVE.exe

Loads dropped DLL 2 IoCs

Processes:

2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe

pid	Process
2300	2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe
2300	2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

Processes:

ySZeVE.exe

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	ySZeVE.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	ySZeVE.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	ySZeVE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	ySZeVE.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	ySZeVE.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	ySZeVE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	ySZeVE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	ySZeVE.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

Processes:

2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exeySZeVE.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ySZeVE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exeySZeVE.exe

description	pid	Process	procid_target
PID 2300 wrote to memory of 2372	2300	2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe	31
PID 2300 wrote to memory of 2372	2300	2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe	31
PID 2300 wrote to memory of 2372	2300	2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe	31
PID 2300 wrote to memory of 2372	2300	2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe	31
PID 2372 wrote to memory of 1624	2372	ySZeVE.exe	33
PID 2372 wrote to memory of 1624	2372	ySZeVE.exe	33
PID 2372 wrote to memory of 1624	2372	ySZeVE.exe	33
PID 2372 wrote to memory of 1624	2372	ySZeVE.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-28_c205558b705dbf77c766e78d25e57e60_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Users\Admin\AppData\Local\Temp\ySZeVE.exe
  C:\Users\Admin\AppData\Local\Temp\ySZeVE.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\2ce66ac4.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1624

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\2ce66ac4.bat

Filesize
187B

MD5
45f055d6e32f0180fff94e531c47a774

SHA1
9bc7ac7495c711881a51b64bd5535bb2dbfa433e

SHA256
6345e8d9dff4c1235846a4839aabc69257049b4dbcf4501f002d65bb8ca07f11

SHA512
69011120599e6abda493d9a31db29fb8621d4d6c5c0d9aba53f3d54f372d20020e75559e86121cea3e3a9280b9fb1d1d081da68c0a754fd3d22f4e84d26986e2

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2300-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2300-10-0x00000000002E0000-0x00000000002E9000-memory.dmp

Filesize
36KB

Download
memory/2300-9-0x00000000002E0000-0x00000000002E9000-memory.dmp

Filesize
36KB

Download
memory/2300-14-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2372-11-0x0000000000130000-0x0000000000139000-memory.dmp

Filesize
36KB

Download
memory/2372-22-0x0000000000130000-0x0000000000139000-memory.dmp

Filesize
36KB

Download