bdaejec | 359759ba244aaeceb84d59f05c0954b8130c79d31f92ff1727e32d1ec7dad6ac

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/01/2025, 19:32 UTC

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General

Target

2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Size

117KB
MD5

ff7e57e2e03a0adbfb0c4f258a7c593d
SHA1

5f9f4f7e977814ad9440509b60aeaa1fa04a2b5e
SHA256

359759ba244aaeceb84d59f05c0954b8130c79d31f92ff1727e32d1ec7dad6ac
SHA512

0b80f467a5ce6efc5d8fbe1f1153aa5d621dd4ffbe2ed95156e564cd8a56971246b17b962209d0789f704b5dde187d2600b71ecee9c3a9b7a1287c3581ee9bcb
SSDEEP

3072:fiVTBTgQOX80I59VJ165J+S0YKx+wGCH:f2TgBX8j1S+S0YKxY

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. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2692-11-0x00000000000B0000-0x00000000000B9000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2692-22-0x00000000000B0000-0x00000000000B9000-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/0x000a00000001225c-1.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2692	wEdkC.exe

Loads dropped DLL 2 IoCs

pid	Process
2784	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
2784	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_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\pack200.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	wEdkC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	wEdkC.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	wEdkC.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	wEdkC.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	wEdkC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	wEdkC.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	wEdkC.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	wEdkC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	wEdkC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	wEdkC.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	wEdkC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	wEdkC.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	wEdkC.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	wEdkC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	wEdkC.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	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wEdkC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 20 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f4225481e03947bc34db131e946b44c8dd50000	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewID = "{82BA0782-5B7A-4569-B5D7-EC83085F08CC}"	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 9e0000001a00eebbfe23000010007db10d7bd29c934a973346cc89022e7c00002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020002a0000000000efbe7e47b3fbe4c93b4ba2bad3f5d3cd46f98207ba827a5b6945b5d7ec83085f08cc20002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020000000	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_FolderType = "{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}"	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_Classes\Local Settings	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewVersion = "0"	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2784	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2784	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2784 wrote to memory of 2692	2784	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe	30
PID 2784 wrote to memory of 2692	2784	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe	30
PID 2784 wrote to memory of 2692	2784	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe	30
PID 2784 wrote to memory of 2692	2784	2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe	30
PID 2692 wrote to memory of 3056	2692	wEdkC.exe	34
PID 2692 wrote to memory of 3056	2692	wEdkC.exe	34
PID 2692 wrote to memory of 3056	2692	wEdkC.exe	34
PID 2692 wrote to memory of 3056	2692	wEdkC.exe	34

C:\Users\Admin\AppData\Local\Temp\2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2784
- C:\Users\Admin\AppData\Local\Temp\wEdkC.exe
  C:\Users\Admin\AppData\Local\Temp\wEdkC.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2692
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\5a450953.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3056

Network

DNS

ddos.dnsnb8.net

wEdkC.exe

Remote address:

8.8.8.8:53

Request

ddos.dnsnb8.net

IN A

Response

ddos.dnsnb8.net

IN A

44.221.84.105

44.221.84.105:799

ddos.dnsnb8.net

wEdkC.exe

152 B
3
44.221.84.105:799

ddos.dnsnb8.net

wEdkC.exe

152 B
3
44.221.84.105:799

ddos.dnsnb8.net

wEdkC.exe

152 B
3
44.221.84.105:799

ddos.dnsnb8.net

wEdkC.exe

152 B
3
44.221.84.105:799

ddos.dnsnb8.net

wEdkC.exe

152 B
3

8.8.8.8:53

ddos.dnsnb8.net

dns

wEdkC.exe

61 B
77 B
1
1

DNS Request

ddos.dnsnb8.net

DNS Response

44.221.84.105

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\2025-01-22_ff7e57e2e03a0adbfb0c4f258a7c593d_smoke-loader_wapomi.ini

Filesize
39B

MD5
4473412e209558edbbe1ee4594da41d8

SHA1
f7917fe7abb229878192299724d910c434da8a30

SHA256
9c383677ecb7294392771f1bfc8b39b7cb75e210f22546eb25042af07b1fdab1

SHA512
8e1cea7ac1d03966b513d75087023b02295ed7bd359cd7198459b0232d45bbd869b664419165c19a51c130b2488c5f2b778097cd0d63b4044c64618a1f8c5a82

Download Submit
C:\Users\Admin\AppData\Local\Temp\5a450953.bat

Filesize
185B

MD5
4a86fb1f7ac083a46125e9456ba8453c

SHA1
be1e3aa9e8eb00ad87409b8619398b6380ed8b36

SHA256
f8bcaf5bded8ebe43a9a5ac2c04c00e5249fd9c6da668e9084276699e33c8c5c

SHA512
c825a3d0c1bf5a467bc3355e6586bc73dc4accc2be88721b0c9feb3754bbe03eab97629d131bc66f299412028de3e119b29b774bbbb561a1cdf81911003516de

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2692-11-0x00000000000B0000-0x00000000000B9000-memory.dmp

Filesize
36KB

Download
memory/2692-22-0x00000000000B0000-0x00000000000B9000-memory.dmp

Filesize
36KB

Download
memory/2784-10-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2784-7-0x0000000000400000-0x0000000000C34000-memory.dmp

Filesize
8.2MB

Download
memory/2784-12-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2784-19-0x0000000005B60000-0x0000000005B62000-memory.dmp

Filesize
8KB

Download
memory/2784-21-0x0000000000400000-0x0000000000C34000-memory.dmp

Filesize
8.2MB

Download
memory/2784-31-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2784-32-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download