modiloader | b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f

General

Target

b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
Size

383KB
MD5

47979ea88b490979d1014aabc70dd62d
SHA1

e0008eb51583f3adf6c03410359cab9c8a31b43f
SHA256

b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f
SHA512

07c0f60242881e39b2fc3adf4f21e07b8a6bd9e51617ae04cb4174f5a2da1e5b3602166f5d5f74805fc762c73ec743915113dafadabd95ac30b1032f82d9e384
SSDEEP

6144:F2p66UIY1KvS9LMwJTv5m6kc8xJ7PRvcUrYPwg6WZCTdRYkPMMmTEoM:gp66ULQvSNMMTvnkc8xdPRvX4ZCTdRYw

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
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 11 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4452-132-0x0000000000400000-0x0000000000466000-memory.dmp	modiloader_stage2
behavioral2/memory/4968-135-0x0000000000660000-0x0000000000728000-memory.dmp	modiloader_stage2
behavioral2/memory/1452-138-0x0000000000A00000-0x0000000000AC8000-memory.dmp	modiloader_stage2
behavioral2/memory/4452-140-0x0000000000400000-0x0000000000438000-memory.dmp	modiloader_stage2
behavioral2/memory/1368-142-0x0000000001200000-0x00000000012C8000-memory.dmp	modiloader_stage2
behavioral2/memory/1368-143-0x0000000001200000-0x00000000012C8000-memory.dmp	modiloader_stage2
behavioral2/memory/4968-144-0x0000000000660000-0x0000000000728000-memory.dmp	modiloader_stage2
behavioral2/memory/1452-145-0x0000000000A00000-0x0000000000AC8000-memory.dmp	modiloader_stage2
behavioral2/memory/3480-148-0x0000000000E00000-0x0000000000EC8000-memory.dmp	modiloader_stage2
behavioral2/memory/3480-150-0x0000000000E00000-0x0000000000EC8000-memory.dmp	modiloader_stage2
behavioral2/memory/3480-152-0x0000000000E00000-0x0000000000EC8000-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\{6a91f355-b468-80a8-f3d1-05225392971a} = "\"C:\\ProgramData\\Microsoft\\{6a91f355-b468-80a8-f3d1-05225392971a}\\{6a91f355-b468-80a8-f3d1-05225392971a}.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\{6a91f355-b468-80a8-f3d1-05225392971a} = "\"C:\\ProgramData\\Microsoft\\{6a91f355-b468-80a8-f3d1-05225392971a}\\{6a91f355-b468-80a8-f3d1-05225392971a}.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

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3552 4452 WerFault.exe b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe

pid	pid_target	process	target process
3552	4452	WerFault.exe	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe

Modifies Internet Explorer settings 1 TTPs 6 IoCs

adware spyware

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\svchost.exe = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\explorer.exe = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_AJAX_CONNECTIONEVENTS	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_AJAX_CONNECTIONEVENTS\svchost.exe = "1"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exesvchost.exe

pid	process
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exesvchost.exe

pid	process
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe
4968	svchost.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exesvchost.exe

description	pid	process	target process
PID 4452 wrote to memory of 4968	4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe	svchost.exe
PID 4452 wrote to memory of 4968	4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe	svchost.exe
PID 4452 wrote to memory of 4968	4452	b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe	svchost.exe
PID 4968 wrote to memory of 1452	4968	svchost.exe	svchost.exe
PID 4968 wrote to memory of 1452	4968	svchost.exe	svchost.exe
PID 4968 wrote to memory of 1452	4968	svchost.exe	svchost.exe
PID 4968 wrote to memory of 1368	4968	svchost.exe	explorer.exe
PID 4968 wrote to memory of 1368	4968	svchost.exe	explorer.exe
PID 4968 wrote to memory of 1368	4968	svchost.exe	explorer.exe
PID 4968 wrote to memory of 3480	4968	svchost.exe	svchost.exe
PID 4968 wrote to memory of 3480	4968	svchost.exe	svchost.exe
PID 4968 wrote to memory of 3480	4968	svchost.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe
"C:\Users\Admin\AppData\Local\Temp\b6a0458cdf737e39a1d73dd5479efbb519acf6aa537f5c2b00961c095528c77f.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4452

C:\Windows\SysWOW64\svchost.exe
"svchost.exe"
2⤵
- 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:4968

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
3⤵
PID:1452

C:\Windows\SysWOW64\explorer.exe
"explorer.exe"
3⤵
PID:1368

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
3⤵
PID:3480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4452 -s 160
2⤵
- Program crash
PID:3552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4452 -ip 4452
1⤵
PID:2964

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

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

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Downloads

memory/1368-139-0x0000000000000000-mapping.dmp

Download
memory/1368-143-0x0000000001200000-0x00000000012C8000-memory.dmp

Filesize
800KB

Download
memory/1368-142-0x0000000001200000-0x00000000012C8000-memory.dmp

Filesize
800KB

Download
memory/1368-141-0x0000000000180000-0x00000000005B3000-memory.dmp

Filesize
4.2MB

Download
memory/1452-137-0x0000000000600000-0x000000000060E000-memory.dmp

Filesize
56KB

Download
memory/1452-145-0x0000000000A00000-0x0000000000AC8000-memory.dmp

Filesize
800KB

Download
memory/1452-138-0x0000000000A00000-0x0000000000AC8000-memory.dmp

Filesize
800KB

Download
memory/1452-136-0x0000000000000000-mapping.dmp

Download
memory/3480-149-0x00000000034B0000-0x00000000034D6000-memory.dmp

Filesize
152KB

Download
memory/3480-150-0x0000000000E00000-0x0000000000EC8000-memory.dmp

Filesize
800KB

Download
memory/3480-153-0x00000000034B0000-0x00000000034D6000-memory.dmp

Filesize
152KB

Download
memory/3480-152-0x0000000000E00000-0x0000000000EC8000-memory.dmp

Filesize
800KB

Download
memory/3480-151-0x00000000034B0000-0x00000000034D6000-memory.dmp

Filesize
152KB

Download
memory/3480-148-0x0000000000E00000-0x0000000000EC8000-memory.dmp

Filesize
800KB

Download
memory/3480-146-0x0000000000000000-mapping.dmp

Download
memory/3480-147-0x0000000000600000-0x000000000060E000-memory.dmp

Filesize
56KB

Download
memory/4452-140-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4452-132-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/4968-135-0x0000000000660000-0x0000000000728000-memory.dmp

Filesize
800KB

Download
memory/4968-144-0x0000000000660000-0x0000000000728000-memory.dmp

Filesize
800KB

Download
memory/4968-133-0x0000000000000000-mapping.dmp

Download
memory/4968-134-0x0000000000600000-0x000000000060E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads