bdaejec | 6405fff0f38e854fb479ee512c7f005a6edf7c798dfb27d033e97b23bf099db7

Analysis

max time kernel
141s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 23:22

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General

Target

2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe
Size

581KB
MD5

a12432e75d88a5c1534d978f85524377
SHA1

d9ca09da728b378d4ed14709fe0207e3ab9a21b0
SHA256

6405fff0f38e854fb479ee512c7f005a6edf7c798dfb27d033e97b23bf099db7
SHA512

0c17e3bcecee59259c59bbb024c200542c1d1bdae367cfbc3b8541e0a21d67d38e086591296a0cb80e2423a761ce012c0340b9ae2c887f563570abe8464b2eb6
SSDEEP

12288:FkCkUf7WV/HGlI9O+FPnPfFfqfyJasMRiABSm8ay4HL+0NQLfn/Cq3G/Pv5:eCkUaOMn0OlMMdcHsTn/Bu5

Score

10^/10

bdaejec aspackv2 backdoor discovery upx

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/2832-41-0x0000000000EF0000-0x0000000000EF9000-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/0x000b000000012281-10.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2832	PFRXIN.exe

Loads dropped DLL 2 IoCs

pid	Process
2788	2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe
2788	2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe

UPX packed file 16 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2788-7-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-43-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-44-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-45-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-46-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-47-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-48-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-49-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-50-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-52-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-54-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-55-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-56-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-57-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-58-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral1/memory/2788-59-0x0000000000400000-0x000000000056E000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	PFRXIN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	PFRXIN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	PFRXIN.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	PFRXIN.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	PFRXIN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	PFRXIN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	PFRXIN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	PFRXIN.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	2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PFRXIN.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2788	2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe
2788	2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2788 wrote to memory of 2832	2788	2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe	31
PID 2788 wrote to memory of 2832	2788	2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe	31
PID 2788 wrote to memory of 2832	2788	2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe	31
PID 2788 wrote to memory of 2832	2788	2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe	31
PID 2832 wrote to memory of 2276	2832	PFRXIN.exe	32
PID 2832 wrote to memory of 2276	2832	PFRXIN.exe	32
PID 2832 wrote to memory of 2276	2832	PFRXIN.exe	32
PID 2832 wrote to memory of 2276	2832	PFRXIN.exe	32

C:\Users\Admin\AppData\Local\Temp\2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-01_a12432e75d88a5c1534d978f85524377_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2788
- C:\Users\Admin\AppData\Local\Temp\PFRXIN.exe
  C:\Users\Admin\AppData\Local\Temp\PFRXIN.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2832
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\0c924c7e.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2276

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\0c924c7e.bat

Filesize
187B

MD5
e940f91d5adad5747b2f748c1e61ae47

SHA1
1c2c798a20d3a34296a34a6de39d7b6bf58c27a5

SHA256
9f9dfa4925885d6d45d2306ee29bf756d6ea1025352715283829e9a95490c869

SHA512
1d0c2a4b8a0426b659612e10b1c78abf75a1e5347682c90ab9ecb099205021a7b2d4f3ffd35085d4b707c96a853702d30c6f8f093e00a0b03832d4a65afe85a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\171F2E16.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2788-47-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-49-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-8-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2788-9-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2788-59-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-43-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-44-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-45-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-46-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-58-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-48-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-7-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-50-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-51-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2788-53-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2788-52-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-54-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-55-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-56-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2788-57-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/2832-11-0x0000000000EF0000-0x0000000000EF9000-memory.dmp

Filesize
36KB

Download
memory/2832-41-0x0000000000EF0000-0x0000000000EF9000-memory.dmp

Filesize
36KB

Download