Analysis
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max time kernel
149s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
06-09-2024 15:56
Static task
static1
Behavioral task
behavioral1
Sample
Factura (8).tar.lz
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Factura (8).tar.lz
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
sample.tar
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
sample.tar
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
Factura.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
Factura.exe
Resource
win10v2004-20240802-en
General
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Target
Factura.exe
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Size
1.4MB
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MD5
b7ae27c0f9ebaa19934b75ed05cea094
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SHA1
4f8be01c46092555a8fe4871e40733b6f29c4c70
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SHA256
c84953278a17d52f97efb2a10403d81e4f16e98dab2b4025d7049445e566e893
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SHA512
e7585276448216bdd78f136f942d7027b394fdcaf26e655d7672d09254785cb6e457363b475607c810ad956b18af7a7539896e1e4179d11974097f3ebee889de
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SSDEEP
24576:X/yPbQ/8GreJLDAvcFz7Q0U3VgAA2gUf3THW09jY86VxOsF:XYuUR7wg0gUf3Dtw
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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ModiLoader Second Stage 61 IoCs
resource yara_rule behavioral6/memory/4016-2-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-8-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-11-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-17-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-24-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-35-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-51-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-67-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-66-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-65-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-64-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-63-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-62-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-61-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-60-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-59-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-58-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-57-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-56-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-55-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-54-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-48-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-47-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-44-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-42-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-41-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-40-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-53-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-34-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-50-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-33-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-49-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-32-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-31-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-46-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-45-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-30-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-43-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-29-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-28-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-39-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-27-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-26-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-38-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-37-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-25-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-36-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-23-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-22-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-21-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-20-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-19-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-18-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-16-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-15-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-14-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-13-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-12-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-10-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-9-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 behavioral6/memory/4016-7-0x0000000002B90000-0x0000000003B90000-memory.dmp modiloader_stage2 -
Executes dropped EXE 9 IoCs
pid Process 1820 alpha.pif 3848 alpha.pif 3940 alpha.pif 4244 xpha.pif 2128 per.exe 456 pha.pif 1492 alpha.pif 1040 alpha.pif 1304 alpha.pif -
Loads dropped DLL 1 IoCs
pid Process 2128 per.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Sidoowcu = "C:\\Users\\Public\\Sidoowcu.url" Factura.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 21 drive.google.com 16 drive.google.com 19 drive.google.com -
System Location Discovery: System Language Discovery 1 TTPs 10 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language alpha.pif Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language alpha.pif Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language alpha.pif Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Factura.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language alpha.pif Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language alpha.pif Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xpha.pif Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language alpha.pif Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SndVol.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3404 esentutl.exe -
Script User-Agent 2 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 21 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 23 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 456 pha.pif 456 pha.pif 4016 Factura.exe 4016 Factura.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1484 SndVol.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 456 pha.pif -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1484 SndVol.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1484 SndVol.exe 1484 SndVol.exe -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 4016 wrote to memory of 872 4016 Factura.exe 94 PID 4016 wrote to memory of 872 4016 Factura.exe 94 PID 4016 wrote to memory of 872 4016 Factura.exe 94 PID 872 wrote to memory of 4736 872 cmd.exe 96 PID 872 wrote to memory of 4736 872 cmd.exe 96 PID 872 wrote to memory of 4736 872 cmd.exe 96 PID 872 wrote to memory of 3404 872 cmd.exe 97 PID 872 wrote to memory of 3404 872 cmd.exe 97 PID 872 wrote to memory of 3404 872 cmd.exe 97 PID 872 wrote to memory of 1820 872 cmd.exe 98 PID 872 wrote to memory of 1820 872 cmd.exe 98 PID 872 wrote to memory of 1820 872 cmd.exe 98 PID 872 wrote to memory of 3848 872 cmd.exe 99 PID 872 wrote to memory of 3848 872 cmd.exe 99 PID 872 wrote to memory of 3848 872 cmd.exe 99 PID 872 wrote to memory of 3940 872 cmd.exe 100 PID 872 wrote to memory of 3940 872 cmd.exe 100 PID 872 wrote to memory of 3940 872 cmd.exe 100 PID 3940 wrote to memory of 4244 3940 alpha.pif 101 PID 3940 wrote to memory of 4244 3940 alpha.pif 101 PID 3940 wrote to memory of 4244 3940 alpha.pif 101 PID 872 wrote to memory of 2128 872 cmd.exe 103 PID 872 wrote to memory of 2128 872 cmd.exe 103 PID 2128 wrote to memory of 4416 2128 per.exe 104 PID 2128 wrote to memory of 4416 2128 per.exe 104 PID 2128 wrote to memory of 456 2128 per.exe 106 PID 2128 wrote to memory of 456 2128 per.exe 106 PID 872 wrote to memory of 1492 872 cmd.exe 108 PID 872 wrote to memory of 1492 872 cmd.exe 108 PID 872 wrote to memory of 1492 872 cmd.exe 108 PID 872 wrote to memory of 1040 872 cmd.exe 109 PID 872 wrote to memory of 1040 872 cmd.exe 109 PID 872 wrote to memory of 1040 872 cmd.exe 109 PID 872 wrote to memory of 1304 872 cmd.exe 110 PID 872 wrote to memory of 1304 872 cmd.exe 110 PID 872 wrote to memory of 1304 872 cmd.exe 110 PID 4016 wrote to memory of 1412 4016 Factura.exe 111 PID 4016 wrote to memory of 1412 4016 Factura.exe 111 PID 4016 wrote to memory of 1412 4016 Factura.exe 111 PID 4016 wrote to memory of 1484 4016 Factura.exe 112 PID 4016 wrote to memory of 1484 4016 Factura.exe 112 PID 4016 wrote to memory of 1484 4016 Factura.exe 112 PID 4016 wrote to memory of 1484 4016 Factura.exe 112
Processes
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C:\Users\Admin\AppData\Local\Temp\Factura.exe"C:\Users\Admin\AppData\Local\Temp\Factura.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4016 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\ucwoodiS.cmd" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:872 -
C:\Windows\SysWOW64\esentutl.exeC:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o3⤵PID:4736
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C:\Windows\SysWOW64\esentutl.exeC:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\ping.exe /d C:\\Users\\Public\\xpha.pif /o3⤵
- System Network Configuration Discovery: Internet Connection Discovery
PID:3404
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C:\Users\Public\alpha.pifC:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows "3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1820
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C:\Users\Public\alpha.pifC:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows \SysWOW64"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3848
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C:\Users\Public\alpha.pifC:\\Users\\Public\\alpha.pif /c C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 103⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3940 -
C:\Users\Public\xpha.pifC:\\Users\\Public\\xpha.pif 127.0.0.1 -n 104⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4244
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C:\Windows \SysWOW64\per.exe"C:\\Windows \\SysWOW64\\per.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Windows\SYSTEM32\esentutl.exeesentutl /y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe /d C:\\Users\\Public\\pha.pif /o4⤵PID:4416
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C:\Users\Public\pha.pifC:\\Users\\Public\\pha.pif -WindowStyle hidden -Command Add-MpPreference -ExclusionExtension '.exe','bat','.pif'4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:456
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C:\Users\Public\alpha.pifC:\\Users\\Public\\alpha.pif /c del "C:\Users\Public\xpha.pif"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1492
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C:\Users\Public\alpha.pifC:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \SysWOW643⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1040
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C:\Users\Public\alpha.pifC:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1304
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C:\Windows\SysWOW64\esentutl.exeC:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\Factura.exe /d C:\\Users\\Public\\Libraries\\Sidoowcu.PIF /o2⤵PID:1412
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C:\Windows\SysWOW64\SndVol.exeC:\Windows\System32\SndVol.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1484
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
222B
MD5c2cc695914962a18ae574bd6fa018ba6
SHA1c689df66921410e7815d180730f21354e11b6f78
SHA25696b0d7e1d9c525e00f41d65b35e6eb10c0c81084eb22301c741fa852a9dbaf5b
SHA512abf5b1327877ce6f11dc5cfff526db660932276088c1ae9f110b2f8945c023f6b206743a43f98b0447b9cd6b18283ad4835c97cfa9fc43bdd14f01181bdd176e
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
60KB
MD5b87f096cbc25570329e2bb59fee57580
SHA1d281d1bf37b4fb46f90973afc65eece3908532b2
SHA256d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e
SHA51272901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7
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Filesize
231KB
MD5d0fce3afa6aa1d58ce9fa336cc2b675b
SHA14048488de6ba4bfef9edf103755519f1f762668f
SHA2564d89fc34d5f0f9babd022271c585a9477bf41e834e46b991deaa0530fdb25e22
SHA51280e127ef81752cd50f9ea2d662dc4d3bf8db8d29680e75fa5fc406ca22cafa5c4d89ef2eac65b486413d3cdd57a2c12a1cb75f65d1e312a717d262265736d1c2
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Filesize
442KB
MD504029e121a0cfa5991749937dd22a1d9
SHA1f43d9bb316e30ae1a3494ac5b0624f6bea1bf054
SHA2569f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f
SHA5126a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b
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Filesize
18KB
MD5b3624dd758ccecf93a1226cef252ca12
SHA1fcf4dad8c4ad101504b1bf47cbbddbac36b558a7
SHA2564aaa74f294c15aeb37ada8185d0dead58bd87276a01a814abc0c4b40545bf2ef
SHA512c613d18511b00fa25fc7b1bdde10d96debb42a99b5aaab9e9826538d0e229085bb371f0197f6b1086c4f9c605f01e71287ffc5442f701a95d67c232a5f031838
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Filesize
115KB
MD5c5db31551cb21105e3f0b3e467b91cc7
SHA1c66fd7732973d9803ba0fd4323e8507876892310
SHA2563fa23d8f7b7eeac6443e107bd70d0c6371afc1f8082d3d58fffd8685cf9e2193
SHA5126d1ee4b55fb74dc093f52caf1e093ec2742af263ff8fa264cd61eea48c021c3438150ba12a8e9d694e7246fe296ea011d8b6313e8ee4476a63c7072c2990685e
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Filesize
94KB
MD5869640d0a3f838694ab4dfea9e2f544d
SHA1bdc42b280446ba53624ff23f314aadb861566832
SHA2560db4d3ffdb96d13cf3b427af8be66d985728c55ae254e4b67d287797e4c0b323
SHA5126e775cfb350415434b18427d5ff79b930ed3b0b3fc3466bc195a796c95661d4696f2d662dd0e020c3a6c3419c2734468b1d7546712ecec868d2bbfd2bc2468a7