bdaejec | a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/12/2024, 06:16

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General

Target

a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe.exe
Size

380KB
MD5

073e2b87b1c2f04fbccae87e6d3df4d6
SHA1

23275f5b33933e81327dd539e1aa980c6bf31877
SHA256

a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe
SHA512

a58ea01067c6c505d3a7ca00ef22e32756c0c2cadb3611e8d80b9f02a46db75948faf82ab28d107aa640f68d12e3949d8adc378985ef15582d81ef4c4d5d8166
SSDEEP

6144:l/C8Y4XmCtaOInjZpAbxdxDcWcnR4bfXfwiSeias+8xHgbYpj+w8NO0ctwxepgP5:l/J+CtaxnjZpAbxdxDcWcnR4bfXfwiSO

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/2380-45-0x0000000001000000-0x0000000001009000-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/0x000d00000001228d-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2380	eDIiMa.exe

Loads dropped DLL 2 IoCs

pid	Process
1160	a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe.exe
1160	a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	eDIiMa.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	eDIiMa.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	eDIiMa.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	eDIiMa.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	eDIiMa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	eDIiMa.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eDIiMa.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1160 wrote to memory of 2380	1160	a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe.exe	31
PID 1160 wrote to memory of 2380	1160	a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe.exe	31
PID 1160 wrote to memory of 2380	1160	a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe.exe	31
PID 1160 wrote to memory of 2380	1160	a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe.exe	31
PID 2380 wrote to memory of 2808	2380	eDIiMa.exe	33
PID 2380 wrote to memory of 2808	2380	eDIiMa.exe	33
PID 2380 wrote to memory of 2808	2380	eDIiMa.exe	33
PID 2380 wrote to memory of 2808	2380	eDIiMa.exe	33

C:\Users\Admin\AppData\Local\Temp\a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe.exe
"C:\Users\Admin\AppData\Local\Temp\a1092bf19a59352b1b9b5c2240a4a222c6e4dd16727076013cde7469cc1e23fe.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1160
- C:\Users\Admin\AppData\Local\Temp\eDIiMa.exe
  C:\Users\Admin\AppData\Local\Temp\eDIiMa.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\2a1a535a.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2808

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\0I0VVMWQ\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\2a1a535a.bat

Filesize
187B

MD5
f0fd7de121f9f0d599de9b1907a51fdf

SHA1
c84e8cb52698b74cd6174edbd3652fb932e90b36

SHA256
46fba2300be938706e3f022a578ba77c41eaef69f368c5cdf728f2033aeb8827

SHA512
9ae3b7c84fa3c78aadb24f5236f40cdcbf95e30e91fe959828d8a0b2cbe895e0df165d0ef2f7eed186b77912b3f4e1abc6b84f45a1dac99340dc381582e4b264

Download Submit
C:\Users\Admin\AppData\Local\Temp\4E5F0823.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1160-0-0x00000000001E0000-0x000000000024C000-memory.dmp

Filesize
432KB

Download
memory/1160-10-0x00000000000F0000-0x00000000000F9000-memory.dmp

Filesize
36KB

Download
memory/1160-9-0x00000000000F0000-0x00000000000F9000-memory.dmp

Filesize
36KB

Download
memory/1160-47-0x00000000001E0000-0x000000000024C000-memory.dmp

Filesize
432KB

Download
memory/1160-48-0x00000000000F0000-0x00000000000F2000-memory.dmp

Filesize
8KB

Download
memory/2380-11-0x0000000001000000-0x0000000001009000-memory.dmp

Filesize
36KB

Download
memory/2380-45-0x0000000001000000-0x0000000001009000-memory.dmp

Filesize
36KB

Download