bdaejec | d9751ebde56bac457c8f3136062497eae7e5cb9493368a353d9540adb63dea71

Analysis

max time kernel
140s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 02:27

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General

Target

2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe
Size

95KB
MD5

372bccab8bba9047aaec867b16674bdb
SHA1

598ea7b7409791acb7e656c82bcd5a3df30ebd14
SHA256

d9751ebde56bac457c8f3136062497eae7e5cb9493368a353d9540adb63dea71
SHA512

bb5f7bf4bdfe2bac3658e295a035611194365c5b89e69defce724e87707d997d618139bb1d992d5eb160b11f7e2ef256d41f84a0fa21ad427b3bc82eca69588f
SSDEEP

1536:jmHsKgDuEaIY0TnYZXqp1jblhRMnnHqPP9kWKLVjhGTSR+GCq2iW7z:jmHsKgDDJbTnYZ+lhRKHqPfghMS0GCH

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/1668-19-0x00000000008F0000-0x00000000008F9000-memory.dmp	family_bdaejec_backdoor

Detected Nirsoft tools 2 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral1/memory/3040-17-0x0000000000400000-0x0000000000436000-memory.dmp	Nirsoft
behavioral1/memory/3040-18-0x0000000000400000-0x0000000000436000-memory.dmp	Nirsoft

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000d0000000133b8-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1668	uArQoS.exe

Loads dropped DLL 4 IoCs

pid	Process
3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe
3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe
3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe
3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3040-1-0x0000000000400000-0x0000000000436000-memory.dmp	upx
behavioral1/memory/3040-17-0x0000000000400000-0x0000000000436000-memory.dmp	upx
behavioral1/memory/3040-18-0x0000000000400000-0x0000000000436000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	uArQoS.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	uArQoS.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	uArQoS.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	uArQoS.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	uArQoS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	uArQoS.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	uArQoS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	uArQoS.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	uArQoS.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	uArQoS.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	uArQoS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	uArQoS.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	uArQoS.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	uArQoS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	uArQoS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	uArQoS.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.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	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uArQoS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe
3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 1668	3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe	30
PID 3040 wrote to memory of 1668	3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe	30
PID 3040 wrote to memory of 1668	3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe	30
PID 3040 wrote to memory of 1668	3040	2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe	30
PID 1668 wrote to memory of 2492	1668	uArQoS.exe	34
PID 1668 wrote to memory of 2492	1668	uArQoS.exe	34
PID 1668 wrote to memory of 2492	1668	uArQoS.exe	34
PID 1668 wrote to memory of 2492	1668	uArQoS.exe	34

C:\Users\Admin\AppData\Local\Temp\2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-26_372bccab8bba9047aaec867b16674bdb_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Users\Admin\AppData\Local\Temp\uArQoS.exe
  C:\Users\Admin\AppData\Local\Temp\uArQoS.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1668
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\46356725.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\46356725.bat

Filesize
187B

MD5
9a3161020a2ddb311b05915dbf4a0e74

SHA1
1e9b19e336658b42f4926eabfbe8bf7129b79cd5

SHA256
0d57790b4c7f17852f8b7429f4b234e4e6959ec85f5e4ab5e6ec7c33d300f614

SHA512
29fe0d8acb9b7cb21184e55b8edc900d4ae899d945ce867b0606acc78b56544528251110ee7c8d046132ee8bbbb3086482e7cdd5431bec1117cc97500c55b193

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1668-11-0x00000000008F0000-0x00000000008F9000-memory.dmp

Filesize
36KB

Download
memory/1668-19-0x00000000008F0000-0x00000000008F9000-memory.dmp

Filesize
36KB

Download
memory/3040-1-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/3040-4-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/3040-9-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/3040-17-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/3040-18-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/3040-32-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download