bdaejec | c5140a1bbf5497e279d97c7fd3d9e71f44fe4473365aed6ab9c6ef31f0b378b8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 08:35

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General

Target

2024-12-28_fb61362c3af43bbaf27f1802e6372e07_bkransomware_karagany_wapomi.exe
Size

90KB
MD5

fb61362c3af43bbaf27f1802e6372e07
SHA1

b1b982cf38071a50e7aa82778e5c4232cb932a23
SHA256

c5140a1bbf5497e279d97c7fd3d9e71f44fe4473365aed6ab9c6ef31f0b378b8
SHA512

1cb9643d8757457c9630e30d1afe890e8692254dca2807fbda41361088aefc06696cb930e15d1a61a828e78334a869ff339389d18a2e10c4b034dd791f31095b
SSDEEP

1536:KJgIzEO/p3BjXV1bG5r4rW7r4tc+L19sWjcdx8KahsGCq2iW7z:ov1/G5+L1C6uGCH

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/2828-16-0x0000000001170000-0x0000000001179000-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/0x000a0000000122ce-1.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2828	uMolGa.exe

Loads dropped DLL 2 IoCs

pid	Process
2112	2024-12-28_fb61362c3af43bbaf27f1802e6372e07_bkransomware_karagany_wapomi.exe
2112	2024-12-28_fb61362c3af43bbaf27f1802e6372e07_bkransomware_karagany_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	uMolGa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	uMolGa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	uMolGa.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	uMolGa.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	uMolGa.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	uMolGa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	uMolGa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{5059450D-F254-431C-8EC5-1212E61F2D77}\chrome_installer.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	uMolGa.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	uMolGa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	uMolGa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	uMolGa.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	uMolGa.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	uMolGa.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	uMolGa.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	uMolGa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	uMolGa.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	uMolGa.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	uMolGa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	uMolGa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	uMolGa.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	2024-12-28_fb61362c3af43bbaf27f1802e6372e07_bkransomware_karagany_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uMolGa.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2828	2112	2024-12-28_fb61362c3af43bbaf27f1802e6372e07_bkransomware_karagany_wapomi.exe	32
PID 2112 wrote to memory of 2828	2112	2024-12-28_fb61362c3af43bbaf27f1802e6372e07_bkransomware_karagany_wapomi.exe	32
PID 2112 wrote to memory of 2828	2112	2024-12-28_fb61362c3af43bbaf27f1802e6372e07_bkransomware_karagany_wapomi.exe	32
PID 2112 wrote to memory of 2828	2112	2024-12-28_fb61362c3af43bbaf27f1802e6372e07_bkransomware_karagany_wapomi.exe	32
PID 2828 wrote to memory of 2944	2828	uMolGa.exe	36
PID 2828 wrote to memory of 2944	2828	uMolGa.exe	36
PID 2828 wrote to memory of 2944	2828	uMolGa.exe	36
PID 2828 wrote to memory of 2944	2828	uMolGa.exe	36

C:\Users\Admin\AppData\Local\Temp\2024-12-28_fb61362c3af43bbaf27f1802e6372e07_bkransomware_karagany_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-28_fb61362c3af43bbaf27f1802e6372e07_bkransomware_karagany_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Users\Admin\AppData\Local\Temp\uMolGa.exe
  C:\Users\Admin\AppData\Local\Temp\uMolGa.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\26054ae7.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2944

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\Temp\26054ae7.bat

Filesize
187B

MD5
3f2146794c937d435b669e82a8e2a222

SHA1
67d98c6a2f07fe1c6abca4209950009b6ae8ec95

SHA256
2883def07c059d0c839de7c18c36b2d526dc06b90f8b09e2ed8b190c0f6e8fd3

SHA512
c902582d99a11bb2cfed74b297b4af600c3c974c6a7ce41972bb0dd5bd899361ef86533f011a2ece5a3080f30772c9494be6450f604abf975c239f1553234870

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2112-0-0x0000000000800000-0x000000000081D000-memory.dmp

Filesize
116KB

Download
memory/2112-10-0x0000000000160000-0x0000000000169000-memory.dmp

Filesize
36KB

Download
memory/2112-9-0x0000000000160000-0x0000000000169000-memory.dmp

Filesize
36KB

Download
memory/2112-14-0x0000000000800000-0x000000000081D000-memory.dmp

Filesize
116KB

Download
memory/2828-11-0x0000000001170000-0x0000000001179000-memory.dmp

Filesize
36KB

Download
memory/2828-16-0x0000000001170000-0x0000000001179000-memory.dmp

Filesize
36KB

Download