bdaejec | 6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 06:09

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General

Target

6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe
Size

1.8MB
MD5

1a19f7c2912ddae73b162c0fecdec3d6
SHA1

a83f45d9e6f8fa8a30ba73fab56e115b4dc16249
SHA256

6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989
SHA512

3f1ac04a2b43335c4c6b4f2393c154b76aeb0a5b576a635814b02e7148a8799ddc90c73c8a75b890e889e51552a0e8aa507e176e46bb5981e50e79b961d5db17
SSDEEP

49152:V9UAxBrFrrDgPSso9hgLoGRhPhVLm1Rs3AySUIlqI4ZvgNpxX:D5so9jChPhVLm1dySUSqlZva

Score

10^/10

bdaejec aspackv2 backdoor discovery upx

Malware Config

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec

Detects Bdaejec Backdoor. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2816-11-0x0000000000860000-0x0000000000869000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2816-36-0x0000000000860000-0x0000000000869000-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/0x00090000000120f6-1.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2816	lUO.exe

Loads dropped DLL 2 IoCs

pid	Process
2784	6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe
2784	6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2784-9-0x0000000000400000-0x0000000000971000-memory.dmp	upx
behavioral1/memory/2784-38-0x0000000000400000-0x0000000000971000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	lUO.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	lUO.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	lUO.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	lUO.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	lUO.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	lUO.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	lUO.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	lUO.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	lUO.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	lUO.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	lUO.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	lUO.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	lUO.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	lUO.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	lUO.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	lUO.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	lUO.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	lUO.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	lUO.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	lUO.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	6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lUO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2784	6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2784	6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe
2784	6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2784 wrote to memory of 2816	2784	6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe	30
PID 2784 wrote to memory of 2816	2784	6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe	30
PID 2784 wrote to memory of 2816	2784	6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe	30
PID 2784 wrote to memory of 2816	2784	6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe	30
PID 2816 wrote to memory of 600	2816	lUO.exe	32
PID 2816 wrote to memory of 600	2816	lUO.exe	32
PID 2816 wrote to memory of 600	2816	lUO.exe	32
PID 2816 wrote to memory of 600	2816	lUO.exe	32

C:\Users\Admin\AppData\Local\Temp\6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe
"C:\Users\Admin\AppData\Local\Temp\6ad5219093de572edbbaac89ed03c443356f854d14b995f386c1adec32277989.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2784
- C:\Users\Admin\AppData\Local\Temp\lUO.exe
  C:\Users\Admin\AppData\Local\Temp\lUO.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2816
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\63483f43.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:600

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\Microsoft\Windows\Temporary Internet Files\Content.IE5\7CNUR30T\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\63483f43.bat

Filesize
181B

MD5
8edd9c8e1553b88321c5b49de7e7693b

SHA1
d73d38bdd0d7f841b55ccef26b8818b65597ed78

SHA256
c2bbfa2d0fdc9e7800299ef3e97735e5259cd0298cbad256aa9e2426f941f566

SHA512
a08055460d3c7c88fccf8f5f4e093d4262afa07fbc36b18e6db64343e5579f04af62dd2ab1e2315f21f524ed936ea74ee4c96b3932962ab2fee07462389fcb04

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2784-9-0x0000000000400000-0x0000000000971000-memory.dmp

Filesize
5.4MB

Download
memory/2784-12-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2784-10-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2784-38-0x0000000000400000-0x0000000000971000-memory.dmp

Filesize
5.4MB

Download
memory/2784-39-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2816-11-0x0000000000860000-0x0000000000869000-memory.dmp

Filesize
36KB

Download
memory/2816-36-0x0000000000860000-0x0000000000869000-memory.dmp

Filesize
36KB

Download