bdaejec | d29141d2922bd488d3fe3d4697ab0b6524cdfbc996be957027bdba63342a52be

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 18:27

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General

Target

2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe
Size

124KB
MD5

63a7073302793e62fc5549dd6b4c01cb
SHA1

4669bbabb0a1c88ab43562a320ca7359ed823a30
SHA256

d29141d2922bd488d3fe3d4697ab0b6524cdfbc996be957027bdba63342a52be
SHA512

df398dfd3a9b4819aa2df21c4deb54752abed8e47e0921cf94c477f8277045b5322ca6cfee569a1767e341c041affd40f4300911f3b57a199bec9dda0b12649a
SSDEEP

1536:qSZ2lI7gFvjvQCfWjO/3SjeEbZgkBNFj/AOwZgkBNFj/AOnjfGCq2iW7z:zZ2a7mknO/36vmkXFymkXFdjGCH

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/2352-53-0x00000000003A0000-0x00000000003A9000-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/0x000a0000000122d0-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2352	OhzcYg.exe

Loads dropped DLL 2 IoCs

pid	Process
2284	2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe
2284	2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	OhzcYg.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{0AC99519-0FE0-4797-A0D6-2C21B93D4350}\chrome_installer.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	OhzcYg.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	OhzcYg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	OhzcYg.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	OhzcYg.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	OhzcYg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	OhzcYg.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_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OhzcYg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2284	2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe
2284	2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 2352	2284	2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe	30
PID 2284 wrote to memory of 2352	2284	2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe	30
PID 2284 wrote to memory of 2352	2284	2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe	30
PID 2284 wrote to memory of 2352	2284	2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe	30
PID 2352 wrote to memory of 2892	2352	OhzcYg.exe	33
PID 2352 wrote to memory of 2892	2352	OhzcYg.exe	33
PID 2352 wrote to memory of 2892	2352	OhzcYg.exe	33
PID 2352 wrote to memory of 2892	2352	OhzcYg.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_63a7073302793e62fc5549dd6b4c01cb_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2284
- C:\Users\Admin\AppData\Local\Temp\OhzcYg.exe
  C:\Users\Admin\AppData\Local\Temp\OhzcYg.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2352
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\7ce85bfe.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2892

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\716C316F.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ce85bfe.bat

Filesize
187B

MD5
33e26655096c80f32a27395d9be91da6

SHA1
738fb6650ab04b703e551ca3d450977eeba1e0ce

SHA256
d551d81c090469a579905b836267282ff7586fbd2316d34c5147e69ced6e5786

SHA512
dfcc30cfea4314a69450cb114d881c98f7e2184ce49dff69794f6ff5c0e10fb7eb8d3eedab657ea5284701cfc68ed59d1965232252d1fc05b1e64ad16e5867e3

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2284-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2284-9-0x00000000002E0000-0x00000000002E9000-memory.dmp

Filesize
36KB

Download
memory/2284-3-0x00000000002E0000-0x00000000002E9000-memory.dmp

Filesize
36KB

Download
memory/2284-55-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2284-56-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2352-53-0x00000000003A0000-0x00000000003A9000-memory.dmp

Filesize
36KB

Download