bdaejec | 9a0f09b03e9ed484837999c8adcc8fbd60ea3f23df723a82a26221480238e82f

Analysis

max time kernel
140s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 19:58

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General

Target

2024-11-20_f2539f82d527e8a57a354635bb2c748f_smoke-loader_wapomi.exe
Size

51KB
MD5

f2539f82d527e8a57a354635bb2c748f
SHA1

afad56a981e0a8e8dc907b2c58593783db64b6f5
SHA256

9a0f09b03e9ed484837999c8adcc8fbd60ea3f23df723a82a26221480238e82f
SHA512

6239e8ced4bedbfcc943b91bfcd7c2916d1abc3b3a522dc26eac3e2515929d9a56400937fe99f720986eaa28c34160e9e6a00e713265a4934f694d0c2d772b94
SSDEEP

768:1j21bLAiFXvGbpN88RQGZ1eNwaofELkAWx7QGPL4vzZq2o9W7GsxBbPr:h2hLAih+bpN89GZL3EUx8GCq2iW7z

Score

10^/10

bdaejec aspackv2 backdoor discovery upx

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/2160-54-0x0000000000B10000-0x0000000000B19000-memory.dmp	family_bdaejec_backdoor

Detected Nirsoft tools 1 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral1/memory/2900-56-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x0009000000012281-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2160	uQPqEW.exe

Loads dropped DLL 2 IoCs

pid	Process
2900	2024-11-20_f2539f82d527e8a57a354635bb2c748f_smoke-loader_wapomi.exe
2900	2024-11-20_f2539f82d527e8a57a354635bb2c748f_smoke-loader_wapomi.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2900-0-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral1/memory/2900-56-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	uQPqEW.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	uQPqEW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	uQPqEW.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	uQPqEW.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	uQPqEW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	uQPqEW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	uQPqEW.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	2024-11-20_f2539f82d527e8a57a354635bb2c748f_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uQPqEW.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2900 wrote to memory of 2160	2900	2024-11-20_f2539f82d527e8a57a354635bb2c748f_smoke-loader_wapomi.exe	30
PID 2900 wrote to memory of 2160	2900	2024-11-20_f2539f82d527e8a57a354635bb2c748f_smoke-loader_wapomi.exe	30
PID 2900 wrote to memory of 2160	2900	2024-11-20_f2539f82d527e8a57a354635bb2c748f_smoke-loader_wapomi.exe	30
PID 2900 wrote to memory of 2160	2900	2024-11-20_f2539f82d527e8a57a354635bb2c748f_smoke-loader_wapomi.exe	30
PID 2160 wrote to memory of 2652	2160	uQPqEW.exe	33
PID 2160 wrote to memory of 2652	2160	uQPqEW.exe	33
PID 2160 wrote to memory of 2652	2160	uQPqEW.exe	33
PID 2160 wrote to memory of 2652	2160	uQPqEW.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-11-20_f2539f82d527e8a57a354635bb2c748f_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_f2539f82d527e8a57a354635bb2c748f_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2900
- C:\Users\Admin\AppData\Local\Temp\uQPqEW.exe
  C:\Users\Admin\AppData\Local\Temp\uQPqEW.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2160
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\71385989.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2652

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\PLSLTMYI\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\71385989.bat

Filesize
187B

MD5
67f23db758c91673b653ad698ab91881

SHA1
7ff065321ab6b3e6d8188d80d3ee98c8dd9a6890

SHA256
b1f3850e177047c427315a8735710313ac140ecfa65c565867f885e75988e9da

SHA512
1626451b94d14e081597606ffbff85a676949c6a93a89431502be193e804d1ecb2b4e580318d4e36174ec4bdc736ab2e3ca7baafd722cd56dfea32d48ba1b6ab

Download Submit
C:\Users\Admin\AppData\Local\Temp\71BE170C.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
f7d21de5c4e81341eccd280c11ddcc9a

SHA1
d4e9ef10d7685d491583c6fa93ae5d9105d815bd

SHA256
4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

SHA512
e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

Download Submit
memory/2160-11-0x0000000000B10000-0x0000000000B19000-memory.dmp

Filesize
36KB

Download
memory/2160-54-0x0000000000B10000-0x0000000000B19000-memory.dmp

Filesize
36KB

Download
memory/2900-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2900-4-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2900-9-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2900-56-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2900-64-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2900-66-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download