bdaejec | e8d5c8ff924da84563d5294bd9d14c12794be05a63b204ce2896e9889caedd41

Analysis

max time kernel
144s
max time network
135s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 12:26

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General

Target

2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
Size

134KB
MD5

987690fecfded5445a5183029584e05d
SHA1

603b14e0603bed157565156067ca9fdbe98ad5a9
SHA256

e8d5c8ff924da84563d5294bd9d14c12794be05a63b204ce2896e9889caedd41
SHA512

ebc84c7fe6b61453f51320ccf648a49b41e46b96042375548a92481c7e35af67820947d761732f114c1bddd48b21e32bba9efc060f67666dd16137b6a6c1c3d7
SSDEEP

3072:9w/3d/GWR7lxqhxPIG7Qe2lQBV+UdE+rECWp7hKOR4EPL:gd/GUZEhL75BV+UdvrEFp7hKORHPL

Score

10^/10

bdaejec floxif aspackv2 backdoor discovery trojan upx

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/2584-65-0x00000000011E0000-0x00000000011E9000-memory.dmp	family_bdaejec_backdoor

Floxif family
floxif
Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
backdoor trojan floxif

Detected Nirsoft tools 1 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral1/memory/2032-38-0x0000000000400000-0x0000000000420000-memory.dmp	Nirsoft

Detects Floxif payload 1 IoCs

backdoor

resource	yara_rule
behavioral1/files/0x00080000000120fc-3.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00080000000120fc-3.dat	acprotect

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x00080000000194e6-9.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2584	LobpFI.exe

Loads dropped DLL 3 IoCs

pid	Process
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\e:	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe

UPX packed file 12 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2032-0-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral1/memory/2032-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/files/0x00080000000120fc-3.dat	upx
behavioral1/memory/2032-8-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral1/memory/2032-38-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral1/memory/2032-68-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2032-71-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2032-75-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2032-79-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2032-83-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2032-87-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2032-91-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	LobpFI.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	LobpFI.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	LobpFI.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	LobpFI.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	LobpFI.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	LobpFI.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	LobpFI.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	LobpFI.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	LobpFI.exe
File created	\??\c:\program files\common files\system\symsrv.dll.000	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	LobpFI.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	LobpFI.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	LobpFI.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	LobpFI.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	LobpFI.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	LobpFI.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	LobpFI.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	LobpFI.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	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LobpFI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe

Suspicious use of FindShellTrayWindow 13 IoCs

pid	Process
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe

Suspicious use of SendNotifyMessage 13 IoCs

pid	Process
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 2584	2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe	30
PID 2032 wrote to memory of 2584	2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe	30
PID 2032 wrote to memory of 2584	2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe	30
PID 2032 wrote to memory of 2584	2032	2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe	30
PID 2584 wrote to memory of 672	2584	LobpFI.exe	33
PID 2584 wrote to memory of 672	2584	LobpFI.exe	33
PID 2584 wrote to memory of 672	2584	LobpFI.exe	33
PID 2584 wrote to memory of 672	2584	LobpFI.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-25_987690fecfded5445a5183029584e05d_floxif_smoke-loader.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Users\Admin\AppData\Local\Temp\LobpFI.exe
  C:\Users\Admin\AppData\Local\Temp\LobpFI.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2584
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\5e623b4e.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

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:\Program Files\Common Files\System\symsrv.dll.000

Filesize
175B

MD5
1130c911bf5db4b8f7cf9b6f4b457623

SHA1
48e734c4bc1a8b5399bff4954e54b268bde9d54c

SHA256
eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

SHA512
94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

Download Submit
C:\Users\Admin\AppData\Local\Temp\5e623b4e.bat

Filesize
187B

MD5
35a50fda4976759f6595e1bde5f05f93

SHA1
8d7722b20042bf25ab611b0348e13bf5954eb94d

SHA256
d4f275b759cc288eceae225c54de987642ac92cfb64b6fad10dd20e0ffdadd05

SHA512
488240a5db7cbdcd9911292da0a61b4c6bfce651fbd0c37022e267ee3b5c9df5082dfd12917e5139b432ab4d9163804428bb7d6b5ab02b64e9e40aa32beb680d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7324557C.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
\Users\Admin\AppData\Local\Temp\LobpFI.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2032-38-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2032-68-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2032-16-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2032-91-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2032-10-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2032-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2032-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2032-87-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2032-67-0x000000000041B000-0x000000000041C000-memory.dmp

Filesize
4KB

Download
memory/2032-8-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2032-71-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2032-75-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2032-79-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2032-83-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2032-1-0x000000000041B000-0x000000000041C000-memory.dmp

Filesize
4KB

Download
memory/2584-65-0x00000000011E0000-0x00000000011E9000-memory.dmp

Filesize
36KB

Download
memory/2584-18-0x00000000011E0000-0x00000000011E9000-memory.dmp

Filesize
36KB

Download