bdaejec | 8b437110b82e99350d7fe474cd14175d93f8056a7be62b7566ceb436c09a153b

Analysis

user interaction
yes
max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
10/08/2026, 11:14

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General

Target
СТИКС.мод.zip
Size 22.5MB
Sample260810-nb68asff76
SHA256 8b437110b82e99350d7fe474cd14175d93f8056a7be62b7566ceb436c09a153b
MD5 525ac97f869abf0a00521c017b57b5a5
SHA1 793b589da61669859568e5a92f2ea6a09a07aeac
SHA512 2880f677352258af6ff9ee28ab6a8aa65934e1a398bdbefde8ea49a233ab3d3c76ce018d48e97b9a55919757014c9ed5dad0efda91d5413894fcac948baf63fc
SSDEEP 393216:rif7yshOpWg5cYnsbieKdyH+3cQgX5c5foA5c+49F+bo5c3Fc2oudB:riTPhdg55n/C+3KX5E5H4J5WlX
TLSH
T14A3733A5F072EC84C7232A33C178DA9D4D6147C2E7675D4366A8950C88D7CFA2E6B4CE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

aspackv2 backdoor discovery bdaejec upx

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

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

Detects Bdaejec Backdoor. 4 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/3680-16-0x0000000000D50000-0x0000000000D59000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/4512-39-0x0000000000D00000-0x0000000000D09000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/3380-62-0x0000000000640000-0x0000000000649000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/4512-65-0x0000000000D00000-0x0000000000D09000-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/0x0004000000000735-3.dat	aspack_v212_v242

Executes dropped EXE 3 IoCs

pid	Process
3680	rTln.exe
3380	cWYarx.exe
4512	QYZwoM.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4688-0-0x0000000000400000-0x00000000004D8000-memory.dmp	upx
behavioral1/memory/4688-14-0x0000000000400000-0x00000000004D8000-memory.dmp	upx
behavioral1/memory/3060-17-0x0000000000400000-0x00000000004D8000-memory.dmp	upx
behavioral1/memory/3060-47-0x0000000000400000-0x00000000004D8000-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\jjs.exe	rTln.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	rTln.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	rTln.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	rTln.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	cWYarx.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	cWYarx.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	cWYarx.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	cWYarx.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	rTln.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	cWYarx.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	cWYarx.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	QYZwoM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	rTln.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	cWYarx.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	rTln.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	cWYarx.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	cWYarx.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	QYZwoM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	rTln.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	rTln.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	rTln.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	rTln.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	rTln.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	cWYarx.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	QYZwoM.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	rTln.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	rTln.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	rTln.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	rTln.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	cWYarx.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	cWYarx.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe	rTln.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	rTln.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	cWYarx.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	cWYarx.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe	cWYarx.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	cWYarx.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	QYZwoM.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	rTln.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	rTln.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	cWYarx.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	QYZwoM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	rTln.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	rTln.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	rTln.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	rTln.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	rTln.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	cWYarx.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	cWYarx.exe
File opened for modification	C:\Program Files\Mozilla Firefox\nmhproxy.exe	cWYarx.exe

System Location Discovery: System Language Discovery 1 TTPs 7 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	cWYarx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pawncc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QYZwoM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pawno.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rTln.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pawno.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pawndisasm.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 3680	4688	pawno.exe	111
PID 3792 wrote to memory of 3380	3792	pawndisasm.exe	116
PID 2868 wrote to memory of 4512	2868	pawncc.exe	119

C:\Windows\Explorer.exe
C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\СТИКС.мод.zip
1⤵
PID:4544

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1276

C:\Users\Admin\AppData\Local\Temp\СТИКС.мод\pawno\pawno.exe
"C:\Users\Admin\AppData\Local\Temp\СТИКС.мод\pawno\pawno.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4688
- C:\Users\Admin\AppData\Local\Temp\rTln.exe
  C:\Users\Admin\AppData\Local\Temp\rTln.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:3680

C:\Users\Admin\AppData\Local\Temp\СТИКС.мод\pawno\pawno.exe
"C:\Users\Admin\AppData\Local\Temp\СТИКС.мод\pawno\pawno.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3060

C:\Users\Admin\AppData\Local\Temp\СТИКС.мод\pawno\pawndisasm.exe
"C:\Users\Admin\AppData\Local\Temp\СТИКС.мод\pawno\pawndisasm.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3792
- C:\Users\Admin\AppData\Local\Temp\cWYarx.exe
  C:\Users\Admin\AppData\Local\Temp\cWYarx.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:3380

C:\Users\Admin\AppData\Local\Temp\СТИКС.мод\pawno\pawncc.exe
"C:\Users\Admin\AppData\Local\Temp\СТИКС.мод\pawno\pawncc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Users\Admin\AppData\Local\Temp\QYZwoM.exe
  C:\Users\Admin\AppData\Local\Temp\QYZwoM.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:4512

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

Uninstall.exe

Path C:\Program Files\7-Zip\Uninstall.exe
Size 31KB
SHA256 645231fe463a5bd075f94eeb8abe62a1fe88ac68ee835033ac138825fac3cd4a
MD5 bc00c40aac8b1a3369018e2f50953d03
SHA1 e2ec711fa3846c81b67916fbcda1068b22fa50ac
SHA512 361c971f321de0f5f24a36c6043ea6b9398a72b845f4cf403027915ef6f8cc447ea4a533089e9e0d995f0ed7e5852a4b95b61c7a58270323dfcec40585202269
SSDEEP 768:6WQ3655Kv1KjqY1MNHHPQGPL4vzZq2o9W7GsxBbPr:6HqaN6qHHIGCq2iW7z
TLSH
T12EE28D53CF9054F6F7EF253160FA3A478AB7AD2089A4EE5F83707A9D1C34600E866257
MD5 SHA1 SHA512 SSDEEP TLSH

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k1[2].rar

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\7FRQ0ITZ\k1[2].rar
Size 1B
SHA256 01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
MD5 68b329da9893e34099c7d8ad5cb9c940
SHA1 adc83b19e793491b1c6ea0fd8b46cd9f32e592fc
SHA512 be688838ca8686e5c90689bf2ab585cef1137c999b48c70b92f67a5c34dc15697b5d11c982ed6d71be1e1e7f7b4e0733884aa97c3f7a339a8ed03577cf74be09
MD5 SHA1 SHA512

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4E1C710E.exe

Path C:\Users\Admin\AppData\Local\Temp\4E1C710E.exe
Size 1B
SHA256 08f271887ce94707da822d5263bae19d5519cb3614e0daedc4c7ce5dab7473f1
MD5 69691c7bdcc3ce6d5d8a1361f22d04ac
SHA1 c63ae6dd4fc9f9dda66970e827d13f7c73fe841c
SHA512 253405e03b91441a6dd354a9b72e040068b1bfe10e83eb1a64a086c05525d8ccae2bf09130c624af50d55c3522a4fbb7c18cfc8dd843e5f4801d9ad2b5164b12
MD5 SHA1 SHA512

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rTln.exe

Path C:\Users\Admin\AppData\Local\Temp\rTln.exe
Size 15KB
SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
MD5 56b2c3810dba2e939a8bb9fa36d3cf96
SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
TLSH
T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2868-40-0x0000000000950000-0x00000000009E4000-memory.dmp

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memory/2868-32-0x0000000000950000-0x00000000009E4000-memory.dmp

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memory/3060-47-0x0000000000400000-0x00000000004D8000-memory.dmp

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memory/3060-17-0x0000000000400000-0x00000000004D8000-memory.dmp

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memory/3380-23-0x0000000000640000-0x0000000000649000-memory.dmp

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memory/3380-62-0x0000000000640000-0x0000000000649000-memory.dmp

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memory/3680-16-0x0000000000D50000-0x0000000000D59000-memory.dmp

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memory/3680-4-0x0000000000D50000-0x0000000000D59000-memory.dmp

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memory/3792-24-0x00000000004D0000-0x00000000004DD000-memory.dmp

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memory/3792-18-0x00000000004D0000-0x00000000004DD000-memory.dmp

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memory/4512-39-0x0000000000D00000-0x0000000000D09000-memory.dmp

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memory/4512-65-0x0000000000D00000-0x0000000000D09000-memory.dmp

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memory/4688-0-0x0000000000400000-0x00000000004D8000-memory.dmp

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memory/4688-14-0x0000000000400000-0x00000000004D8000-memory.dmp

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memory/4688-7-0x00000000004D2000-0x00000000004D3000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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