modiloader | fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735

General

Target

fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
Size

364KB
MD5

9ec43c78569a5147027dd7682b9ace46
SHA1

0522b4dbe6b111695b5c2b815d518c26c435fea8
SHA256

fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735
SHA512

f5c95039d85db6edf66d44c72291f560fff1451ba3f4d19597488b8bf1b31135293b0bf1cc66223cfe18b332331b6e3387d79e6ece893f6073841198aedbb3a3
SSDEEP

6144:aPM6CptZXZCDaTuOE1PpAwBFGTk1N738gpwKaxzpiirnNYlaFhVlGRRdt:R6CHqDaTQBAWV7oJlxzEyxUf

Score

10^/10

modiloader evasion persistence trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

svchost.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions	svchost.exe

ModiLoader Second Stage 14 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4680-133-0x0000000000000000-mapping.dmp	modiloader_stage2
behavioral2/memory/4680-134-0x0000000000400000-0x0000000000441000-memory.dmp	modiloader_stage2
behavioral2/memory/4680-135-0x0000000000400000-0x0000000000441000-memory.dmp	modiloader_stage2
behavioral2/memory/4680-137-0x0000000000400000-0x0000000000441000-memory.dmp	modiloader_stage2
behavioral2/memory/1176-140-0x0000000000A00000-0x0000000000AEC000-memory.dmp	modiloader_stage2
behavioral2/memory/4816-143-0x0000000001200000-0x00000000012EC000-memory.dmp	modiloader_stage2
behavioral2/memory/1176-144-0x0000000000A00000-0x0000000000AEC000-memory.dmp	modiloader_stage2
behavioral2/memory/4816-145-0x0000000001200000-0x00000000012EC000-memory.dmp	modiloader_stage2
behavioral2/memory/2236-148-0x0000000000E00000-0x0000000000EEC000-memory.dmp	modiloader_stage2
behavioral2/memory/2236-150-0x0000000000E00000-0x0000000000EEC000-memory.dmp	modiloader_stage2
behavioral2/memory/1428-154-0x00000000008E0000-0x00000000009CC000-memory.dmp	modiloader_stage2
behavioral2/memory/1428-155-0x00000000008E0000-0x00000000009CC000-memory.dmp	modiloader_stage2
behavioral2/memory/2236-156-0x0000000000E00000-0x0000000000EEC000-memory.dmp	modiloader_stage2
behavioral2/memory/1428-158-0x00000000008E0000-0x00000000009CC000-memory.dmp	modiloader_stage2

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ahuzyf = "\"C:\\Users\\Admin\\AppData\\Local\\ahuzyf\\ahuzyf.exe\""	svchost.exe

Disables use of System Restore points 1 TTPs
evasion

Inhibit System Recovery
T1490
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

svchost.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools	svchost.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ahuzyf = "\"C:\\Users\\Admin\\AppData\\Local\\ahuzyf\\ahuzyf.exe\""	svchost.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	svchost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe

description	pid	process	target process
PID 4524 set thread context of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe

Modifies Internet Explorer settings 1 TTPs 11 IoCs

adware spyware

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\International	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\svchost.exe = "0"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_AJAX_CONNECTIONEVENTS	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\explorer.exe = "0"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\svchost.exe = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\explorer.exe = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_AJAX_CONNECTIONEVENTS\svchost.exe = "1"	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exesvchost.exe

pid	process
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exesvchost.exe

pid	process
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe
1176	svchost.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exefd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exesvchost.exe

description	pid	process	target process
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4524 wrote to memory of 4680	4524	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
PID 4680 wrote to memory of 1176	4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	svchost.exe
PID 4680 wrote to memory of 1176	4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	svchost.exe
PID 4680 wrote to memory of 1176	4680	fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe	svchost.exe
PID 1176 wrote to memory of 4816	1176	svchost.exe	svchost.exe
PID 1176 wrote to memory of 4816	1176	svchost.exe	svchost.exe
PID 1176 wrote to memory of 4816	1176	svchost.exe	svchost.exe
PID 1176 wrote to memory of 2236	1176	svchost.exe	svchost.exe
PID 1176 wrote to memory of 2236	1176	svchost.exe	svchost.exe
PID 1176 wrote to memory of 2236	1176	svchost.exe	svchost.exe
PID 1176 wrote to memory of 1428	1176	svchost.exe	explorer.exe
PID 1176 wrote to memory of 1428	1176	svchost.exe	explorer.exe
PID 1176 wrote to memory of 1428	1176	svchost.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
"C:\Users\Admin\AppData\Local\Temp\fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4524

C:\Users\Admin\AppData\Local\Temp\fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe
"C:\Users\Admin\AppData\Local\Temp\fd12e5a3f07835ee03c846d736c66d0fcabe84a884711036eb043c9fcf4bd735.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4680

C:\Windows\SysWOW64\svchost.exe
"svchost.exe"
3⤵
- Looks for VirtualBox Guest Additions in registry
- Adds policy Run key to start application
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Adds Run key to start application
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1176

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
4⤵
PID:4816

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
4⤵
PID:2236

C:\Windows\SysWOW64\explorer.exe
"explorer.exe"
4⤵
PID:1428

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Modify Registry

3

T1112

Credential Access

Discovery

Software Discovery

1

T1518

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

2

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

1

T1490

Replay Monitor

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Downloads

memory/1176-144-0x0000000000A00000-0x0000000000AEC000-memory.dmp

Filesize
944KB

Download
memory/1176-138-0x0000000000000000-mapping.dmp

Download
memory/1176-140-0x0000000000A00000-0x0000000000AEC000-memory.dmp

Filesize
944KB

Download
memory/1176-139-0x0000000000430000-0x000000000043E000-memory.dmp

Filesize
56KB

Download
memory/1428-158-0x00000000008E0000-0x00000000009CC000-memory.dmp

Filesize
944KB

Download
memory/1428-153-0x00000000004A0000-0x00000000008D3000-memory.dmp

Filesize
4.2MB

Download
memory/1428-155-0x00000000008E0000-0x00000000009CC000-memory.dmp

Filesize
944KB

Download
memory/1428-154-0x00000000008E0000-0x00000000009CC000-memory.dmp

Filesize
944KB

Download
memory/1428-152-0x0000000000000000-mapping.dmp

Download
memory/2236-147-0x0000000000430000-0x000000000043E000-memory.dmp

Filesize
56KB

Download
memory/2236-151-0x00000000034D0000-0x00000000034F6000-memory.dmp

Filesize
152KB

Download
memory/2236-157-0x00000000034D0000-0x00000000034F6000-memory.dmp

Filesize
152KB

Download
memory/2236-156-0x0000000000E00000-0x0000000000EEC000-memory.dmp

Filesize
944KB

Download
memory/2236-146-0x0000000000000000-mapping.dmp

Download
memory/2236-148-0x0000000000E00000-0x0000000000EEC000-memory.dmp

Filesize
944KB

Download
memory/2236-149-0x00000000034D0000-0x00000000034F6000-memory.dmp

Filesize
152KB

Download
memory/2236-150-0x0000000000E00000-0x0000000000EEC000-memory.dmp

Filesize
944KB

Download
memory/4524-136-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download
memory/4524-132-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download
memory/4680-135-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4680-137-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4680-133-0x0000000000000000-mapping.dmp

Download
memory/4680-134-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4816-141-0x0000000000000000-mapping.dmp

Download
memory/4816-142-0x0000000000430000-0x000000000043E000-memory.dmp

Filesize
56KB

Download
memory/4816-143-0x0000000001200000-0x00000000012EC000-memory.dmp

Filesize
944KB

Download
memory/4816-145-0x0000000001200000-0x00000000012EC000-memory.dmp

Filesize
944KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads