modiloader | 10bbd8c63401688caa6c916fa94d6e5b1f880b8bf52267aa02749a7988e7369d

General

Target

Pdygfcjfevthba.exe
Size

884KB
MD5

054d3ce0c0c82f28547112a82f8ea692
SHA1

8c088a60d8f7e66261cca8d4ccb384ea1d9ad2c4
SHA256

591ea8c06daef587f239bbaa3d29cb46ccba25ccba58c324441efbaf4c5eb5d8
SHA512

45978b98a401d90be5c0db269fb52abc11a185b2a0e68eafa1d4b6ecf830944b53d6d166fd8bee5b28088d48c2b521ad3968f4569025817fd67a88967c87aeab
SSDEEP

12288:Cb8A+lyMML0gN55kXFyqf0bGBvGoE3IhAf1nAhglR:C4ZzML0gN5WXFaK9GoEHf1nAhglR

Score

10^/10

modiloader persistence spyware stealer 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/2860-132-0x0000000000780000-0x00000000007AC000-memory.dmp	modiloader_stage2

Blocklisted process makes network request 1 IoCs

Processes:

cmstp.exe

flow pid process

71 404 cmstp.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

flow	pid	process
71	404	cmstp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Pdygfcjfevthba.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Pdygfcjf = "C:\\Users\\Public\\Libraries\\fjcfgydP.url"	Pdygfcjfevthba.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

iexpress.execmstp.exe

description	pid	process	target process
PID 4004 set thread context of 2204	4004	iexpress.exe	Explorer.EXE
PID 404 set thread context of 2204	404	cmstp.exe	Explorer.EXE

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1600 2000 WerFault.exe Firefox.exe

pid	pid_target	process	target process
1600	2000	WerFault.exe	Firefox.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

cmstp.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmstp.exe

Suspicious behavior: EnumeratesProcesses 54 IoCs

Processes:

Pdygfcjfevthba.exeiexpress.execmstp.exe

pid	process
2860	Pdygfcjfevthba.exe
2860	Pdygfcjfevthba.exe
4004	iexpress.exe
4004	iexpress.exe
4004	iexpress.exe
4004	iexpress.exe
4004	iexpress.exe
4004	iexpress.exe
4004	iexpress.exe
4004	iexpress.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2204 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

iexpress.execmstp.exe

pid process

4004 iexpress.exe
4004 iexpress.exe
4004 iexpress.exe
404 cmstp.exe
404 cmstp.exe
404 cmstp.exe
404 cmstp.exe

pid	process
2204	Explorer.EXE

pid	process
4004	iexpress.exe
4004	iexpress.exe
4004	iexpress.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe
404	cmstp.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

iexpress.exeExplorer.EXEcmstp.exe

description	pid	process
Token: SeDebugPrivilege	4004	iexpress.exe
Token: SeShutdownPrivilege	2204	Explorer.EXE
Token: SeCreatePagefilePrivilege	2204	Explorer.EXE
Token: SeShutdownPrivilege	2204	Explorer.EXE
Token: SeCreatePagefilePrivilege	2204	Explorer.EXE
Token: SeDebugPrivilege	404	cmstp.exe
Token: SeShutdownPrivilege	2204	Explorer.EXE
Token: SeCreatePagefilePrivilege	2204	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Pdygfcjfevthba.exeExplorer.EXEcmstp.exe

description	pid	process	target process
PID 2860 wrote to memory of 4004	2860	Pdygfcjfevthba.exe	iexpress.exe
PID 2860 wrote to memory of 4004	2860	Pdygfcjfevthba.exe	iexpress.exe
PID 2860 wrote to memory of 4004	2860	Pdygfcjfevthba.exe	iexpress.exe
PID 2860 wrote to memory of 4004	2860	Pdygfcjfevthba.exe	iexpress.exe
PID 2860 wrote to memory of 4004	2860	Pdygfcjfevthba.exe	iexpress.exe
PID 2860 wrote to memory of 4004	2860	Pdygfcjfevthba.exe	iexpress.exe
PID 2204 wrote to memory of 404	2204	Explorer.EXE	cmstp.exe
PID 2204 wrote to memory of 404	2204	Explorer.EXE	cmstp.exe
PID 2204 wrote to memory of 404	2204	Explorer.EXE	cmstp.exe
PID 404 wrote to memory of 2000	404	cmstp.exe	Firefox.exe
PID 404 wrote to memory of 2000	404	cmstp.exe	Firefox.exe
PID 404 wrote to memory of 2000	404	cmstp.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2204

C:\Users\Admin\AppData\Local\Temp\Pdygfcjfevthba.exe
"C:\Users\Admin\AppData\Local\Temp\Pdygfcjfevthba.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2860

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:4004

C:\Windows\SysWOW64\cmstp.exe
"C:\Windows\SysWOW64\cmstp.exe"
2⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:404

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2000

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2000 -s 184
4⤵
- Program crash
PID:1600

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 444 -p 2000 -ip 2000
1⤵
PID:1828

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/404-142-0x0000000000000000-mapping.dmp

Download
memory/404-147-0x0000000001090000-0x000000000111F000-memory.dmp

Filesize
572KB

Download
memory/404-146-0x0000000002C60000-0x0000000002FAA000-memory.dmp

Filesize
3.3MB

Download
memory/404-145-0x0000000000920000-0x000000000094D000-memory.dmp

Filesize
180KB

Download
memory/404-144-0x0000000000DD0000-0x0000000000DE6000-memory.dmp

Filesize
88KB

Download
memory/2204-141-0x0000000003280000-0x0000000003383000-memory.dmp

Filesize
1.0MB

Download
memory/2204-148-0x0000000003390000-0x0000000003426000-memory.dmp

Filesize
600KB

Download
memory/2204-149-0x0000000003390000-0x0000000003426000-memory.dmp

Filesize
600KB

Download
memory/2860-132-0x0000000000780000-0x00000000007AC000-memory.dmp

Filesize
176KB

Download
memory/2860-136-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/2860-135-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/4004-139-0x0000000003490000-0x00000000037DA000-memory.dmp

Filesize
3.3MB

Download
memory/4004-140-0x0000000002210000-0x0000000002220000-memory.dmp

Filesize
64KB

Download
memory/4004-138-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/4004-143-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/4004-137-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/4004-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads