bdaejec | 25df1804ed37a743adf8c512b0c42ad3e292d150df290f5abeb9149cf7be4b9c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 02:45

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General

Target

2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe
Size

58KB
MD5

edb59879510d2b373d2f22dead6aa752
SHA1

c21bf65bfd7c39de2d32958324b9a1e1d5d6a322
SHA256

25df1804ed37a743adf8c512b0c42ad3e292d150df290f5abeb9149cf7be4b9c
SHA512

c2a75bd70ac93136bf21731ad28eab84a723500a7fcc3a540c68d08bda68b6d1adbb2b8c7c97cd907198c5112d59b52746d42de8602b3b0beb8348102d81eb33
SSDEEP

768:Z5m+28z1keG1Genz00tur2OzZPSZAHWyxy+57Q8lQGPL4vzZq2o9W7GsxBbPr:zv28p0hAmuyOzZPdxP5TCGCq2iW7z

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/2724-12-0x0000000000DC0000-0x0000000000DC9000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2724-16-0x0000000000DC0000-0x0000000000DC9000-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/0x000c000000012268-10.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2724	vhmlMz.exe

Loads dropped DLL 2 IoCs

pid	Process
1892	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe
1892	2025-01-21_edb59879510d2b373d2f22dead6aa752_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	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	vhmlMz.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	vhmlMz.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	vhmlMz.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\INF\setupapi.dev.log	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.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	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhmlMz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 2724	1892	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe	29
PID 1892 wrote to memory of 2724	1892	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe	29
PID 1892 wrote to memory of 2724	1892	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe	29
PID 1892 wrote to memory of 2724	1892	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe	29
PID 2724 wrote to memory of 2032	2724	vhmlMz.exe	34
PID 2724 wrote to memory of 2032	2724	vhmlMz.exe	34
PID 2724 wrote to memory of 2032	2724	vhmlMz.exe	34
PID 2724 wrote to memory of 2032	2724	vhmlMz.exe	34

C:\Users\Admin\AppData\Local\Temp\2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Users\Admin\AppData\Local\Temp\vhmlMz.exe
  C:\Users\Admin\AppData\Local\Temp\vhmlMz.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\1a12650b.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2032

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\1a12650b.bat

Filesize
187B

MD5
83a45c90017e03e04c011abc3e6e79bd

SHA1
d35f0cf52a3a0836a335339a4d061a784718f60a

SHA256
8396d4430a003e2707bf5c5f2578a34e513811f3f3c43dd27cf0f3746cb0d7f1

SHA512
a2393dfec55c74b712e6278b98746282bc46a71c8d6104f84d5b3905e0a3814d74fcfc7f1d15129862a562fde7a2598d6d5f336fd8bfee36030d57a28ec18290

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1892-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/1892-11-0x00000000002C0000-0x00000000002C9000-memory.dmp

Filesize
36KB

Download
memory/1892-3-0x00000000002C0000-0x00000000002C9000-memory.dmp

Filesize
36KB

Download
memory/1892-14-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2724-12-0x0000000000DC0000-0x0000000000DC9000-memory.dmp

Filesize
36KB

Download
memory/2724-16-0x0000000000DC0000-0x0000000000DC9000-memory.dmp

Filesize
36KB

Download