bdaejec | c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
13/12/2024, 10:13

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General

Target

c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.exe
Size

671KB
MD5

84c267e998d6f0f1f629d4648ec5e01f
SHA1

f272039a615539da36c874a2f014a07671ebc06a
SHA256

c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c
SHA512

90af184d608819210711237f4fe17ed5203a7df1d705eabdb5083ceb2f323c72b72b3defcd764a3f7cc213fb001da471237e6926aa5a4906a63fad8b295bba45
SSDEEP

12288:o0gZ0eZUJjYucy1yxwIchIgZIFwdPisZWRYzc4TSZYNKCOX72oS:YuRjYup1jhIg4wQ4coJNqr

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/3028-56-0x0000000000400000-0x00000000006E0000-memory.dmp	family_blackmoon

Detects Bdaejec Backdoor. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/1708-12-0x0000000001260000-0x0000000001269000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/1708-54-0x0000000001260000-0x0000000001269000-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/0x00080000000120fb-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1708	NUcbFz.exe

Loads dropped DLL 2 IoCs

pid	Process
3028	c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.exe
3028	c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.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\policytool.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	NUcbFz.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	NUcbFz.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{EBB1980D-D3FB-4EE3-8028-3788F037127D}\chrome_installer.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	NUcbFz.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	NUcbFz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	NUcbFz.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	NUcbFz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3028	c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 1708	3028	c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.exe	30
PID 3028 wrote to memory of 1708	3028	c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.exe	30
PID 3028 wrote to memory of 1708	3028	c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.exe	30
PID 3028 wrote to memory of 1708	3028	c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.exe	30
PID 1708 wrote to memory of 2656	1708	NUcbFz.exe	32
PID 1708 wrote to memory of 2656	1708	NUcbFz.exe	32
PID 1708 wrote to memory of 2656	1708	NUcbFz.exe	32
PID 1708 wrote to memory of 2656	1708	NUcbFz.exe	32

C:\Users\Admin\AppData\Local\Temp\c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.exe
"C:\Users\Admin\AppData\Local\Temp\c666e2b935ab9834f82f6554749901b635f871975ce2d2ea999a42c67622c26c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Users\Admin\AppData\Local\Temp\NUcbFz.exe
  C:\Users\Admin\AppData\Local\Temp\NUcbFz.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1708
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\278a1f90.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2656

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\LPQ313RR\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\0DFF60E0.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\278a1f90.bat

Filesize
187B

MD5
321ec349a80a901950d1e860addf5da8

SHA1
800254b8d7b7705465fe575c22385d2558399921

SHA256
eed1e4719f0dd6da82b3bbd64b59d9543a2ed55772e99317a2fe9846dfa22050

SHA512
d0d11a364f4da5ee0002c39fb205087c99a7878550a2fd85fb95f7c2353fb1414a5c9dd8c5ccd74178d103fbeb4f089e65b12847b35fd7b8bb99d4f97314986d

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1708-12-0x0000000001260000-0x0000000001269000-memory.dmp

Filesize
36KB

Download
memory/1708-54-0x0000000001260000-0x0000000001269000-memory.dmp

Filesize
36KB

Download
memory/3028-0-0x0000000000400000-0x00000000006E0000-memory.dmp

Filesize
2.9MB

Download
memory/3028-9-0x0000000000280000-0x0000000000289000-memory.dmp

Filesize
36KB

Download
memory/3028-8-0x0000000000280000-0x0000000000289000-memory.dmp

Filesize
36KB

Download
memory/3028-56-0x0000000000400000-0x00000000006E0000-memory.dmp

Filesize
2.9MB

Download
memory/3028-64-0x0000000000280000-0x0000000000289000-memory.dmp

Filesize
36KB

Download