modiloader | 1ded564af3fcfae6bb44f6e744b31d7b42266178505044fb4111ef01212d54cd

General

Target

Bkskvlcgkuvhyq.exe
Size

816KB
MD5

b8e50c50e6c44ee5f7153b1b4bb9cda5
SHA1

ba059daca5a414f9c6b0f978c9aea8f2ec631a84
SHA256

1ded564af3fcfae6bb44f6e744b31d7b42266178505044fb4111ef01212d54cd
SHA512

a5b497d501f8be1ba78d672e8c3ea45ec5077cb41738402fb8f1731a75b61cb63dff23b8500275fc62a2274da75cbef85bfa6ea82cddd9acb442668698f08b62
SSDEEP

12288:AkqyglaEq3vgPIzZpurCqayn2zetLP+L2/WXwCuiklvLFB7u/GFI3dSq0j:AkCAYIzZpurCqaZ8/EwC/kFJgdS/j

Score

10^/10

modiloader persistence trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

ModiLoader Second Stage 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1232-134-0x00000000023B0000-0x00000000023DC000-memory.dmp	modiloader_stage2

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Bkskvlcgkuvhyq.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bkskvlcg = "C:\\Users\\Public\\Libraries\\gclvkskB.url"	Bkskvlcgkuvhyq.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

iexpress.exeNETSTAT.EXE

description	pid	process	target process
PID 5048 set thread context of 3184	5048	iexpress.exe	Explorer.EXE
PID 3972 set thread context of 3184	3972	NETSTAT.EXE	Explorer.EXE

Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

NETSTAT.EXE

pid process

3972 NETSTAT.EXE

pid	process
3972	NETSTAT.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

NETSTAT.EXE

description	ioc	process
Key created	\Registry\User\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

Bkskvlcgkuvhyq.exeiexpress.exeNETSTAT.EXE

pid	process
1232	Bkskvlcgkuvhyq.exe
1232	Bkskvlcgkuvhyq.exe
1232	Bkskvlcgkuvhyq.exe
1232	Bkskvlcgkuvhyq.exe
5048	iexpress.exe
5048	iexpress.exe
5048	iexpress.exe
5048	iexpress.exe
5048	iexpress.exe
5048	iexpress.exe
5048	iexpress.exe
5048	iexpress.exe
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3184 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

iexpress.exeNETSTAT.EXE

pid process

5048 iexpress.exe
5048 iexpress.exe
5048 iexpress.exe
3972 NETSTAT.EXE
3972 NETSTAT.EXE
3972 NETSTAT.EXE
3972 NETSTAT.EXE

pid	process
3184	Explorer.EXE

pid	process
5048	iexpress.exe
5048	iexpress.exe
5048	iexpress.exe
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE
3972	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 14 IoCs

Processes:

iexpress.exeExplorer.EXENETSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	5048	iexpress.exe
Token: SeShutdownPrivilege	3184	Explorer.EXE
Token: SeCreatePagefilePrivilege	3184	Explorer.EXE
Token: SeShutdownPrivilege	3184	Explorer.EXE
Token: SeCreatePagefilePrivilege	3184	Explorer.EXE
Token: SeDebugPrivilege	3972	NETSTAT.EXE
Token: SeShutdownPrivilege	3184	Explorer.EXE
Token: SeCreatePagefilePrivilege	3184	Explorer.EXE
Token: SeShutdownPrivilege	3184	Explorer.EXE
Token: SeCreatePagefilePrivilege	3184	Explorer.EXE
Token: SeShutdownPrivilege	3184	Explorer.EXE
Token: SeCreatePagefilePrivilege	3184	Explorer.EXE
Token: SeShutdownPrivilege	3184	Explorer.EXE
Token: SeCreatePagefilePrivilege	3184	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Bkskvlcgkuvhyq.exeExplorer.EXENETSTAT.EXE

description	pid	process	target process
PID 1232 wrote to memory of 5048	1232	Bkskvlcgkuvhyq.exe	iexpress.exe
PID 1232 wrote to memory of 5048	1232	Bkskvlcgkuvhyq.exe	iexpress.exe
PID 1232 wrote to memory of 5048	1232	Bkskvlcgkuvhyq.exe	iexpress.exe
PID 1232 wrote to memory of 5048	1232	Bkskvlcgkuvhyq.exe	iexpress.exe
PID 1232 wrote to memory of 5048	1232	Bkskvlcgkuvhyq.exe	iexpress.exe
PID 1232 wrote to memory of 5048	1232	Bkskvlcgkuvhyq.exe	iexpress.exe
PID 3184 wrote to memory of 3972	3184	Explorer.EXE	NETSTAT.EXE
PID 3184 wrote to memory of 3972	3184	Explorer.EXE	NETSTAT.EXE
PID 3184 wrote to memory of 3972	3184	Explorer.EXE	NETSTAT.EXE
PID 3972 wrote to memory of 2972	3972	NETSTAT.EXE	Firefox.exe
PID 3972 wrote to memory of 2972	3972	NETSTAT.EXE	Firefox.exe
PID 3972 wrote to memory of 2972	3972	NETSTAT.EXE	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3184

C:\Users\Admin\AppData\Local\Temp\Bkskvlcgkuvhyq.exe
"C:\Users\Admin\AppData\Local\Temp\Bkskvlcgkuvhyq.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1232

C:\Windows\SysWOW64\iexpress.exe
C:\Windows\System32\iexpress.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:5048

C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3972

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2972

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1232-133-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download
memory/1232-134-0x00000000023B0000-0x00000000023DC000-memory.dmp

Filesize
176KB

Download
memory/1232-136-0x0000000000400000-0x00000000004D3000-memory.dmp

Filesize
844KB

Download
memory/1232-147-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/1232-148-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/3184-202-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-209-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-215-0x0000000003180000-0x0000000003182000-memory.dmp

Filesize
8KB

Download
memory/3184-214-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-213-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-155-0x0000000003570000-0x000000000363C000-memory.dmp

Filesize
816KB

Download
memory/3184-212-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-211-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-185-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-210-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-208-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-162-0x0000000008940000-0x00000000089E0000-memory.dmp

Filesize
640KB

Download
memory/3184-164-0x0000000008940000-0x00000000089E0000-memory.dmp

Filesize
640KB

Download
memory/3184-175-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-184-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-177-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-178-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-179-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-180-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-182-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-181-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-183-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-176-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-207-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-200-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-187-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-188-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-189-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-190-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-191-0x0000000008940000-0x00000000089E0000-memory.dmp

Filesize
640KB

Download
memory/3184-193-0x0000000008940000-0x00000000089E0000-memory.dmp

Filesize
640KB

Download
memory/3184-199-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-186-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-201-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-206-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-203-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-204-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3184-205-0x00000000031C0000-0x00000000031D0000-memory.dmp

Filesize
64KB

Download
memory/3972-161-0x0000000001520000-0x00000000015AF000-memory.dmp

Filesize
572KB

Download
memory/3972-160-0x0000000001790000-0x0000000001ADA000-memory.dmp

Filesize
3.3MB

Download
memory/3972-159-0x0000000000DD0000-0x0000000000DFD000-memory.dmp

Filesize
180KB

Download
memory/3972-157-0x00000000001D0000-0x00000000001DB000-memory.dmp

Filesize
44KB

Download
memory/3972-156-0x00000000001D0000-0x00000000001DB000-memory.dmp

Filesize
44KB

Download
memory/5048-149-0x0000000002340000-0x0000000002341000-memory.dmp

Filesize
4KB

Download
memory/5048-151-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/5048-153-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/5048-154-0x0000000003660000-0x0000000003670000-memory.dmp

Filesize
64KB

Download
memory/5048-152-0x00000000037E0000-0x0000000003B2A000-memory.dmp

Filesize
3.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads