bdaejec | e61685b1936377a0f46b05be441322acbe98ffe8b9876a1a28292196c16f7da9

Analysis

max time kernel
106s
max time network
102s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-01-2025 08:44

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General

Target

2025-01-29_89ae4abf62fe2c287a00cacd6e1f5705_smoke-loader_wapomi.exe
Size

100KB
MD5

89ae4abf62fe2c287a00cacd6e1f5705
SHA1

242c8f7c0982c5bed808da1d10d37630a5edf938
SHA256

e61685b1936377a0f46b05be441322acbe98ffe8b9876a1a28292196c16f7da9
SHA512

23ed1a1596f5a47e7f80f15a820ff63a1907cc6fee86a220a8a995f49ff37bedc0ef67458f2188ed3d7c8f21a7d550257be7d9e908013055ab037cf1ef302fec
SSDEEP

1536:v6+mVK4/qSMHccSRN8TebjhyULZaXkwh/sQP/icz8Z51+JyGCq2iW7z:v6RKE8T2hVLo6QCcz8Z51+gGCH

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/2436-16-0x0000000000CB0000-0x0000000000CB9000-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/0x0009000000012255-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2436	dlcjkE.exe

Loads dropped DLL 2 IoCs

pid	Process
3004	2025-01-29_89ae4abf62fe2c287a00cacd6e1f5705_smoke-loader_wapomi.exe
3004	2025-01-29_89ae4abf62fe2c287a00cacd6e1f5705_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	dlcjkE.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	dlcjkE.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	dlcjkE.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	dlcjkE.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	dlcjkE.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	dlcjkE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	dlcjkE.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	dlcjkE.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	dlcjkE.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	dlcjkE.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	2025-01-29_89ae4abf62fe2c287a00cacd6e1f5705_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dlcjkE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 2436	3004	2025-01-29_89ae4abf62fe2c287a00cacd6e1f5705_smoke-loader_wapomi.exe	29
PID 3004 wrote to memory of 2436	3004	2025-01-29_89ae4abf62fe2c287a00cacd6e1f5705_smoke-loader_wapomi.exe	29
PID 3004 wrote to memory of 2436	3004	2025-01-29_89ae4abf62fe2c287a00cacd6e1f5705_smoke-loader_wapomi.exe	29
PID 3004 wrote to memory of 2436	3004	2025-01-29_89ae4abf62fe2c287a00cacd6e1f5705_smoke-loader_wapomi.exe	29
PID 2436 wrote to memory of 2400	2436	dlcjkE.exe	32
PID 2436 wrote to memory of 2400	2436	dlcjkE.exe	32
PID 2436 wrote to memory of 2400	2436	dlcjkE.exe	32
PID 2436 wrote to memory of 2400	2436	dlcjkE.exe	32

C:\Users\Admin\AppData\Local\Temp\2025-01-29_89ae4abf62fe2c287a00cacd6e1f5705_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-29_89ae4abf62fe2c287a00cacd6e1f5705_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Users\Admin\AppData\Local\Temp\dlcjkE.exe
  C:\Users\Admin\AppData\Local\Temp\dlcjkE.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2436
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\348b2447.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2400

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\348b2447.bat

Filesize
187B

MD5
0d358c91c23d30c2712b0a786e9507a5

SHA1
d4eaeffd8b817ef057ebbd1aedf13645cec7e8cf

SHA256
fbc3bcb8038abc67f0f8066c453fe2dca44c655bb7e41a73237fb303409dc594

SHA512
6cb4a93713d639d8703345ed08908ce9d9e37054a0b9ff9cac1757e0c977f6fb6e88e7ac4c31d1ad55534c8417f40af5ddf2dc3a06ad3cb4f8274fef7e66ae7f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2436-11-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

Filesize
36KB

Download
memory/2436-16-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

Filesize
36KB

Download
memory/3004-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3004-10-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/3004-9-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/3004-15-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3004-25-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/3004-24-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download