bdaejec | d16292bc56c98d0098ce43bb1bc0b526593182821cce22b78750e87cd04989bf

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
26-12-2024 09:31

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General

Target

2024-12-26_c806cec1971ffab88a3ab286bcbbe434_smoke-loader_wapomi.exe
Size

80KB
MD5

c806cec1971ffab88a3ab286bcbbe434
SHA1

b9f368ec9adfb3a947f1dbe11fd19c938d5a42ec
SHA256

d16292bc56c98d0098ce43bb1bc0b526593182821cce22b78750e87cd04989bf
SHA512

7e73e0c3ce49b7deeced098660cfa0eb9a6ba1941a09521751674773b365817f0dcbc904ea0a7c24e32df4749eb41e3960f61dc94475a68c7d4f0e2c90d54c43
SSDEEP

1536:2HB0UxMkzOt7HcvJGt5AdHIOWnToIf12ZPgGCq2iW7z:2hAWJGSCTBf12ZIGCH

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. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2404-12-0x0000000000C90000-0x0000000000C99000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2404-35-0x0000000000C90000-0x0000000000C99000-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/0x000a0000000122d0-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2404	OKsKtnY.exe

Loads dropped DLL 2 IoCs

pid	Process
2136	2024-12-26_c806cec1971ffab88a3ab286bcbbe434_smoke-loader_wapomi.exe
2136	2024-12-26_c806cec1971ffab88a3ab286bcbbe434_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\jrunscript.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	OKsKtnY.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	OKsKtnY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	OKsKtnY.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	OKsKtnY.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	OKsKtnY.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	2024-12-26_c806cec1971ffab88a3ab286bcbbe434_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OKsKtnY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2404	2136	2024-12-26_c806cec1971ffab88a3ab286bcbbe434_smoke-loader_wapomi.exe	30
PID 2136 wrote to memory of 2404	2136	2024-12-26_c806cec1971ffab88a3ab286bcbbe434_smoke-loader_wapomi.exe	30
PID 2136 wrote to memory of 2404	2136	2024-12-26_c806cec1971ffab88a3ab286bcbbe434_smoke-loader_wapomi.exe	30
PID 2136 wrote to memory of 2404	2136	2024-12-26_c806cec1971ffab88a3ab286bcbbe434_smoke-loader_wapomi.exe	30
PID 2404 wrote to memory of 2804	2404	OKsKtnY.exe	33
PID 2404 wrote to memory of 2804	2404	OKsKtnY.exe	33
PID 2404 wrote to memory of 2804	2404	OKsKtnY.exe	33
PID 2404 wrote to memory of 2804	2404	OKsKtnY.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-12-26_c806cec1971ffab88a3ab286bcbbe434_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-26_c806cec1971ffab88a3ab286bcbbe434_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Local\Temp\OKsKtnY.exe
  C:\Users\Admin\AppData\Local\Temp\OKsKtnY.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\15496816.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2804

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\15496816.bat

Filesize
189B

MD5
d804c316bff597f70f42ff2748dc0c1d

SHA1
469e83e612b9508712a2bc07a00217d85b0a1d8d

SHA256
0c3e5aefd478ed251929b9bf6307ea629f05818631816c129266c9368c32777e

SHA512
11fb16ca180f87141b5999b0151b1338b49033979b971114b603bb600e9050bccf77eb0dd1a2a46eaf90756e0fb1174433e1e75396814ae2242d09fefd5d4e51

Download Submit
C:\Users\Admin\AppData\Local\Temp\67AE613C.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2136-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2136-4-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2136-9-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2136-37-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2136-38-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2136-39-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2404-12-0x0000000000C90000-0x0000000000C99000-memory.dmp

Filesize
36KB

Download
memory/2404-35-0x0000000000C90000-0x0000000000C99000-memory.dmp

Filesize
36KB

Download