bdaejec | 0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 15:18

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General

Target

0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe
Size

11.5MB
MD5

d26bab5d9ecfd0cb23eaf5f4b70a1a3e
SHA1

a30fd7748b012e83fb683778f4a1ceef04c27c7c
SHA256

0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4
SHA512

2149e347dc0e6c368493aeb0b7e53d7637ec575ef04cde2883c5c0155d700f49253e4a9c39d5de91fc6cd49f73f753107b65eba6d02066f7925be38dfb414904
SSDEEP

196608:FAQuVH3M82sRhWphk2XmH24Wgf7TInXinHuE50PbdtwsmrKVveZleGxzLVyyqg:GLxM8r22PvInXinHuK0xCKVvetRVl

Score

10^/10

bdaejec aspackv2 backdoor discovery evasion themida trojan

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/2704-12-0x00000000002D0000-0x00000000002D9000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2704-50-0x00000000002D0000-0x00000000002D9000-memory.dmp	family_bdaejec_backdoor

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000b000000012259-1.dat	aspack_v212_v242

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe

Executes dropped EXE 1 IoCs

pid	Process
2704	vFfOvMG.exe

Loads dropped DLL 2 IoCs

pid	Process
2724	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe
2724	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe

Themida packer 19 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2724-10-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-15-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-16-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-17-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-52-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-53-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-54-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-55-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-56-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-57-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-58-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-59-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-61-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-62-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-63-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-64-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-65-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-66-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral1/memory/2724-67-0x0000000000400000-0x00000000016E2000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2724	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	vFfOvMG.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	vFfOvMG.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	vFfOvMG.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	vFfOvMG.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	vFfOvMG.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	vFfOvMG.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	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vFfOvMG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2724	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe
2724	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 2704	2724	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe	30
PID 2724 wrote to memory of 2704	2724	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe	30
PID 2724 wrote to memory of 2704	2724	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe	30
PID 2724 wrote to memory of 2704	2724	0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe	30
PID 2704 wrote to memory of 576	2704	vFfOvMG.exe	32
PID 2704 wrote to memory of 576	2704	vFfOvMG.exe	32
PID 2704 wrote to memory of 576	2704	vFfOvMG.exe	32
PID 2704 wrote to memory of 576	2704	vFfOvMG.exe	32

C:\Users\Admin\AppData\Local\Temp\0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe
"C:\Users\Admin\AppData\Local\Temp\0c2a99b31cc11897020713339486bc54b40342cdf516b9b00ce0af1b448c06e4.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2724
- C:\Users\Admin\AppData\Local\Temp\vFfOvMG.exe
  C:\Users\Admin\AppData\Local\Temp\vFfOvMG.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\436929f9.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

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\MPUI9R2R\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\436929f9.bat

Filesize
189B

MD5
5943fb61b96b923b1e52a9ef05f04430

SHA1
7db37b8ada78fea2912939a1449a05d61e14564e

SHA256
1159e750562e2626e939cd29a4589e928b105c7ed6bafed31fa9b185fbf8eae9

SHA512
9edcbd2da419d745a53b46fa1412f5590d3a95bd1636b7d705c2e8524b1eadf7fef07d0e04151788b5155012d0533a6edd0ce6e4133303b0be1c8cf0f9b27397

Download Submit
C:\Users\Admin\AppData\Local\Temp\7BBE26EC.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2704-12-0x00000000002D0000-0x00000000002D9000-memory.dmp

Filesize
36KB

Download
memory/2704-50-0x00000000002D0000-0x00000000002D9000-memory.dmp

Filesize
36KB

Download
memory/2724-52-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-55-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-17-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-15-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-30-0x0000000010000000-0x0000000010116000-memory.dmp

Filesize
1.1MB

Download
memory/2724-14-0x0000000076F30000-0x0000000076F32000-memory.dmp

Filesize
8KB

Download
memory/2724-10-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-13-0x00000000003F0000-0x00000000003F9000-memory.dmp

Filesize
36KB

Download
memory/2724-11-0x00000000003F0000-0x00000000003F9000-memory.dmp

Filesize
36KB

Download
memory/2724-53-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-54-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-16-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-56-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-57-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-58-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-59-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-60-0x00000000003F0000-0x00000000003F9000-memory.dmp

Filesize
36KB

Download
memory/2724-61-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-62-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-63-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-64-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-65-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-66-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2724-67-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads