bdaejec | 34684017d19d2f7b106da522a22f34bb55848808213f8b25b9acb1d174e9e32d

Analysis

max time kernel
94s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26/09/2024, 00:40

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General

Target

2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe
Size

592KB
MD5

c5e8350dca8ec1ac3db0e4af9b4df289
SHA1

e746f6e659cb794549b82c922d0ba3f289dd67c5
SHA256

34684017d19d2f7b106da522a22f34bb55848808213f8b25b9acb1d174e9e32d
SHA512

4866acffd0ee956e4f793feaf20fb08eb366fdbcc533c305ef3679741851153525334c6182343ec523ec9ab60cbf499bb032f0c6bcf870e6dade4377bed16c4d
SSDEEP

6144:yfqGm/TYtUcxGDaFIJyYLBDCzAUtpvhM1sdLhtloVWNV6a0hsp:yC5/M6uGW0ybnviaKYNVusp

Score

10^/10

bdaejec ramnit aspackv2 backdoor banker discovery spyware stealer trojan upx worm

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

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

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/4588-59-0x0000000000150000-0x0000000000159000-memory.dmp	family_bdaejec_backdoor

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x00080000000234c0-9.dat	aspack_v212_v242

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	jynrxZ.exe

Executes dropped EXE 2 IoCs

pid	Process
4460	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnitmgr.exe
4588	jynrxZ.exe

Loads dropped DLL 1 IoCs

pid	Process
4460	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnitmgr.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4460-11-0x0000000000400000-0x000000000045C000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	jynrxZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	jynrxZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	jynrxZ.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	jynrxZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	jynrxZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	jynrxZ.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	jynrxZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	jynrxZ.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	jynrxZ.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	jynrxZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	jynrxZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	jynrxZ.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	jynrxZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	jynrxZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	jynrxZ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe	jynrxZ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	jynrxZ.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\INF\setupapi.dev.log	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2744	4460	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 4 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	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnitmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jynrxZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
960	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 960 wrote to memory of 4460	960	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe	83
PID 960 wrote to memory of 4460	960	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe	83
PID 960 wrote to memory of 4460	960	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe	83
PID 960 wrote to memory of 4588	960	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe	84
PID 960 wrote to memory of 4588	960	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe	84
PID 960 wrote to memory of 4588	960	2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe	84
PID 4588 wrote to memory of 4156	4588	jynrxZ.exe	88
PID 4588 wrote to memory of 4156	4588	jynrxZ.exe	88
PID 4588 wrote to memory of 4156	4588	jynrxZ.exe	88

C:\Users\Admin\AppData\Local\Temp\2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnit.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:960
- C:\Users\Admin\AppData\Local\Temp\2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnitmgr.exe
  C:\Users\Admin\AppData\Local\Temp\2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnitmgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4460
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4460 -s 492
    3⤵
    - Program crash
    PID:2744
- C:\Users\Admin\AppData\Local\Temp\jynrxZ.exe
  C:\Users\Admin\AppData\Local\Temp\jynrxZ.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4588
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\50bb69db.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4460 -ip 4460
1⤵
PID:4628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BRZNMQLE\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\2024-09-26_c5e8350dca8ec1ac3db0e4af9b4df289_icedid_ramnitmgr.exe

Filesize
354KB

MD5
a8245f71e4e4aff10e574300abd2bcc2

SHA1
7ea3ae53a0697e526c6bc877b103b390af042d7a

SHA256
7bf945e4d87567106bfe8980b4fe1e6482578ab91fa9d82426c804ae5c3f2546

SHA512
8c32f1f55c0475ce06ddbd3db80d529addb401089bd61491641d2e2c0c36020eabc5a947735388ae7a90514c543cb29450afa13b1e3f90387e432b62d4628978

Download Submit
C:\Users\Admin\AppData\Local\Temp\391F4C93.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\50bb69db.bat

Filesize
187B

MD5
ef8aa5ddd42d3a6cc1de0f9ca03da30e

SHA1
019f109ff1bd7e5978c80f37c091c20cdab25e98

SHA256
c7981a72e89d246aa54fec9706bb961a5354b499b9a946122464eaf7b0874ea6

SHA512
c37ab8bc04923aa91f6514d05bd72661d80fcdf763e2e942abd322494294cd10ebecd014205cfea07f85626cbc9734d9caee44ec6ab147eccaab618fecf73752

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TMBA28.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/960-0-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/960-16-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/4460-7-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4460-11-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4588-10-0x0000000000150000-0x0000000000159000-memory.dmp

Filesize
36KB

Download
memory/4588-59-0x0000000000150000-0x0000000000159000-memory.dmp

Filesize
36KB

Download