bdaejec | 316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26-01-2025 06:52

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General

Target

316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.exe
Size

730KB
MD5

e38d3eec3749cc60a89de20c7496c9d6
SHA1

2f0d2470868662eb5ed5d1a87fb65fac042ef598
SHA256

316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42
SHA512

ab65a27aaafca9270cf0a988add6f1397b845f6b7be8e5768cd91590a05e99c5de53c3d753a79572a204e2b571f9a56aa03fe8e7a34aae4fa4efba34dc563799
SSDEEP

12288:bFqgySWWxO5q6B5HzZBCdUmpsjnWz8Tin//wOpLVMC1BDe74HcoS:bweOQ6B5Tssjuiq7rDe0H

Score

10^/10

bdaejec blackmoon aspackv2 backdoor banker discovery trojan

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec
Blackmoon family
blackmoon
Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
trojan banker blackmoon

Detect Blackmoon payload 1 IoCs

resource	yara_rule
behavioral1/memory/2264-32-0x0000000000400000-0x00000000006FA000-memory.dmp	family_blackmoon

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2100-30-0x00000000013C0000-0x00000000013C9000-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/0x000c00000001226d-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2100	OlWMX.exe

Loads dropped DLL 2 IoCs

pid	Process
2264	316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.exe
2264	316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.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\rmid.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	OlWMX.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	OlWMX.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	OlWMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	OlWMX.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	OlWMX.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	OlWMX.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	OlWMX.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	OlWMX.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	OlWMX.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	OlWMX.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	OlWMX.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	OlWMX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	OlWMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	OlWMX.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	OlWMX.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	316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OlWMX.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2264	316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2100	2264	316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.exe	30
PID 2264 wrote to memory of 2100	2264	316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.exe	30
PID 2264 wrote to memory of 2100	2264	316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.exe	30
PID 2264 wrote to memory of 2100	2264	316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.exe	30
PID 2100 wrote to memory of 2892	2100	OlWMX.exe	32
PID 2100 wrote to memory of 2892	2100	OlWMX.exe	32
PID 2100 wrote to memory of 2892	2100	OlWMX.exe	32
PID 2100 wrote to memory of 2892	2100	OlWMX.exe	32

C:\Users\Admin\AppData\Local\Temp\316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.exe
"C:\Users\Admin\AppData\Local\Temp\316b37fe8f5c38de1b8f57739973f79f195e32933a080111f5ba68db2b8e8b42.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Users\Admin\AppData\Local\Temp\OlWMX.exe
  C:\Users\Admin\AppData\Local\Temp\OlWMX.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\70750af1.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2892

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\70750af1.bat

Filesize
185B

MD5
a8d4e9bd67f5285ceec5e6c93516c188

SHA1
a4079c3021e83d1fbf749b49f98b180d7ffa4c8d

SHA256
f299fcf06c411d41fe39986282bca0010b4d69131897e736c4438b284b527005

SHA512
cbec69e0974692f25710c2795c1a13f5db9982dfe80d695fee2b77fe114a392919430084a4f24fdb1634138991cddb636770cc9e35454c02a44966fe31a38452

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2100-11-0x00000000013C0000-0x00000000013C9000-memory.dmp

Filesize
36KB

Download
memory/2100-30-0x00000000013C0000-0x00000000013C9000-memory.dmp

Filesize
36KB

Download
memory/2264-0-0x0000000000400000-0x00000000006FA000-memory.dmp

Filesize
3.0MB

Download
memory/2264-10-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2264-9-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2264-32-0x0000000000400000-0x00000000006FA000-memory.dmp

Filesize
3.0MB

Download
memory/2264-42-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2264-41-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download