bdaejec | 681af3b0818450b479cfa7067c934287bbd468015ee37617bcba0f3180097341

Analysis

max time kernel
119s
max time network
137s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
16-02-2025 13:51

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General

Target

2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe
Size

78KB
MD5

6122a31aa5435b471cac17140ced898c
SHA1

be323d2bd712dce4a3915430eb6bd056f163d432
SHA256

681af3b0818450b479cfa7067c934287bbd468015ee37617bcba0f3180097341
SHA512

70320e258e521129922aa642ca587c99f9dfc5671de859810e4fdff94f576a72128338c959fb1dcde7cbe34fbe5926898c77e914e1a90e46f968e1a89f23a18a
SSDEEP

768:Uwckfpik6qYXy7dMkIwzsWUHUpOCdoR+vMiHfdOa5IQGPL4vzZq2o9W7GsxBbPr+:xFfh7dGs3wqOCSR6Mesa5DGCq2iW7zq

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/2316-53-0x00000000000A0000-0x00000000000A9000-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/0x000b00000001225c-10.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2316	IcHnJr.exe

Loads dropped DLL 2 IoCs

pid	Process
1852	2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe
1852	2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	IcHnJr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	IcHnJr.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	IcHnJr.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	IcHnJr.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	IcHnJr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	IcHnJr.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	IcHnJr.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	2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IcHnJr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1852	2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe
1852	2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 2316	1852	2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe	30
PID 1852 wrote to memory of 2316	1852	2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe	30
PID 1852 wrote to memory of 2316	1852	2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe	30
PID 1852 wrote to memory of 2316	1852	2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe	30
PID 2316 wrote to memory of 2708	2316	IcHnJr.exe	31
PID 2316 wrote to memory of 2708	2316	IcHnJr.exe	31
PID 2316 wrote to memory of 2708	2316	IcHnJr.exe	31
PID 2316 wrote to memory of 2708	2316	IcHnJr.exe	31

C:\Users\Admin\AppData\Local\Temp\2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-16_6122a31aa5435b471cac17140ced898c_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Users\Admin\AppData\Local\Temp\IcHnJr.exe
  C:\Users\Admin\AppData\Local\Temp\IcHnJr.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\13733069.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2708

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\07773B03.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\13733069.bat

Filesize
187B

MD5
33db0833e5424cad6e5748e93fdf9280

SHA1
84d2ef01ab7c10df36b26227725adf5e373d86f5

SHA256
9179d22407ff1ebd35322a4dfd26d424cdc604b70600a13dd6117d8b78131c6b

SHA512
ac053eefad85578d5c9d5cd27f1255cd2ae5467469ee0c613a2a7d3975bcc808346974722b00009613e5700902b89aef173744e7f27ff79f7c38bfb0a72400aa

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1852-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1852-8-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/1852-9-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/1852-55-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1852-56-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/1852-57-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/2316-11-0x00000000000A0000-0x00000000000A9000-memory.dmp

Filesize
36KB

Download
memory/2316-53-0x00000000000A0000-0x00000000000A9000-memory.dmp

Filesize
36KB

Download