bdaejec | 9dd36eb3861aaf885b97766b46c44c6a0d01b71f2b089bb50db5f7646c4b5728

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/02/2025, 04:50

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General

Target

2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe
Size

80KB
MD5

f12f6687f66eb2e886d346ac39aedcfa
SHA1

a8f709d46218fdfdeecff711f2ae9adb04ca393f
SHA256

9dd36eb3861aaf885b97766b46c44c6a0d01b71f2b089bb50db5f7646c4b5728
SHA512

8c00f70761acc559e781422f08318b1a94401131664b6500225fc3cd510b5138b5ff9094efa4903871435dd26440fa6a796c8dffe44e7ea303de02a22cae6e77
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQ2bGCq2iW7z:Y3ysTGhQIGCH

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/540-14-0x0000000001360000-0x0000000001369000-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/0x0007000000012118-9.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
540	UJWEiHl.exe

Loads dropped DLL 2 IoCs

pid	Process
1196	2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe
1196	2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_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\jstat.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{9DFE08CC-30AD-4427-BBD2-AE53EED44C59}\chrome_installer.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	UJWEiHl.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	2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UJWEiHl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1196 wrote to memory of 540	1196	2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe	31
PID 1196 wrote to memory of 540	1196	2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe	31
PID 1196 wrote to memory of 540	1196	2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe	31
PID 1196 wrote to memory of 540	1196	2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe	31
PID 540 wrote to memory of 2972	540	UJWEiHl.exe	35
PID 540 wrote to memory of 2972	540	UJWEiHl.exe	35
PID 540 wrote to memory of 2972	540	UJWEiHl.exe	35
PID 540 wrote to memory of 2972	540	UJWEiHl.exe	35

C:\Users\Admin\AppData\Local\Temp\2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Users\Admin\AppData\Local\Temp\UJWEiHl.exe
  C:\Users\Admin\AppData\Local\Temp\UJWEiHl.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:540
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\3e9a0676.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2972

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\3e9a0676.bat

Filesize
189B

MD5
3a7630e877efe6367c14b1ae746ccf66

SHA1
e87180b7c49d8d38001000107c275a006e1348b2

SHA256
cec7f03a0f766e0457113fc7d944f2419e0cd43cf2499b22c6f93560a035349a

SHA512
a0246c21df44484ee638eebc7537b25c9920e7caf5dd4ad06384bdaec85d5fb5a35811c1370bfda9020d51f9f5ec4058965a4a14d16324f7ca9c9270dc5fc0e5

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/540-10-0x0000000001360000-0x0000000001369000-memory.dmp

Filesize
36KB

Download
memory/540-14-0x0000000001360000-0x0000000001369000-memory.dmp

Filesize
36KB

Download
memory/1196-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1196-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download