modiloader | 9a10efb3e358c9017729e01283e7ca6c0b12cf578d0913311cdc765406afa107

General

Target

Pdygfcjfevthba.exe
Size

884KB
MD5

054d3ce0c0c82f28547112a82f8ea692
SHA1

8c088a60d8f7e66261cca8d4ccb384ea1d9ad2c4
SHA256

591ea8c06daef587f239bbaa3d29cb46ccba25ccba58c324441efbaf4c5eb5d8
SHA512

45978b98a401d90be5c0db269fb52abc11a185b2a0e68eafa1d4b6ecf830944b53d6d166fd8bee5b28088d48c2b521ad3968f4569025817fd67a88967c87aeab
SSDEEP

12288:Cb8A+lyMML0gN55kXFyqf0bGBvGoE3IhAf1nAhglR:C4ZzML0gN5WXFaK9GoEHf1nAhglR

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/3788-132-0x0000000002430000-0x000000000245C000-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:

Pdygfcjfevthba.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Pdygfcjf = "C:\\Users\\Public\\Libraries\\fjcfgydP.url"	Pdygfcjfevthba.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

iexpress.exesvchost.exe

description	pid	process	target process
PID 320 set thread context of 784	320	iexpress.exe	Explorer.EXE
PID 3424 set thread context of 784	3424	svchost.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	svchost.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

Pdygfcjfevthba.exeiexpress.exesvchost.exe

pid	process
3788	Pdygfcjfevthba.exe
3788	Pdygfcjfevthba.exe
320	iexpress.exe
320	iexpress.exe
320	iexpress.exe
320	iexpress.exe
320	iexpress.exe
320	iexpress.exe
320	iexpress.exe
320	iexpress.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

784 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

iexpress.exesvchost.exe

pid process

320 iexpress.exe
320 iexpress.exe
320 iexpress.exe
3424 svchost.exe
3424 svchost.exe
3424 svchost.exe
3424 svchost.exe

pid	process
784	Explorer.EXE

pid	process
320	iexpress.exe
320	iexpress.exe
320	iexpress.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

iexpress.exeExplorer.EXEsvchost.exe

description	pid	process
Token: SeDebugPrivilege	320	iexpress.exe
Token: SeShutdownPrivilege	784	Explorer.EXE
Token: SeCreatePagefilePrivilege	784	Explorer.EXE
Token: SeShutdownPrivilege	784	Explorer.EXE
Token: SeCreatePagefilePrivilege	784	Explorer.EXE
Token: SeDebugPrivilege	3424	svchost.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Pdygfcjfevthba.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 3788 wrote to memory of 320	3788	Pdygfcjfevthba.exe	iexpress.exe
PID 3788 wrote to memory of 320	3788	Pdygfcjfevthba.exe	iexpress.exe
PID 3788 wrote to memory of 320	3788	Pdygfcjfevthba.exe	iexpress.exe
PID 3788 wrote to memory of 320	3788	Pdygfcjfevthba.exe	iexpress.exe
PID 3788 wrote to memory of 320	3788	Pdygfcjfevthba.exe	iexpress.exe
PID 3788 wrote to memory of 320	3788	Pdygfcjfevthba.exe	iexpress.exe
PID 784 wrote to memory of 3424	784	Explorer.EXE	svchost.exe
PID 784 wrote to memory of 3424	784	Explorer.EXE	svchost.exe
PID 784 wrote to memory of 3424	784	Explorer.EXE	svchost.exe
PID 3424 wrote to memory of 756	3424	svchost.exe	Firefox.exe
PID 3424 wrote to memory of 756	3424	svchost.exe	Firefox.exe
PID 3424 wrote to memory of 756	3424	svchost.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:784

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:3788

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:320

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3424

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:756

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/320-139-0x0000000003CA0000-0x0000000003FEA000-memory.dmp

Filesize
3.3MB

Download
memory/320-134-0x0000000000000000-mapping.dmp

Download
memory/320-143-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/320-140-0x0000000003BA0000-0x0000000003BB0000-memory.dmp

Filesize
64KB

Download
memory/320-137-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/320-138-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/784-141-0x0000000002950000-0x0000000002A41000-memory.dmp

Filesize
964KB

Download
memory/784-148-0x0000000002DE0000-0x0000000002EDE000-memory.dmp

Filesize
1016KB

Download
memory/784-149-0x0000000002DE0000-0x0000000002EDE000-memory.dmp

Filesize
1016KB

Download
memory/3424-142-0x0000000000000000-mapping.dmp

Download
memory/3424-144-0x0000000001D00000-0x000000000204A000-memory.dmp

Filesize
3.3MB

Download
memory/3424-145-0x0000000000730000-0x000000000073E000-memory.dmp

Filesize
56KB

Download
memory/3424-146-0x0000000001230000-0x000000000125D000-memory.dmp

Filesize
180KB

Download
memory/3424-147-0x0000000001B30000-0x0000000001BBF000-memory.dmp

Filesize
572KB

Download
memory/3788-136-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download
memory/3788-132-0x0000000002430000-0x000000000245C000-memory.dmp

Filesize
176KB

Download
memory/3788-135-0x0000000010410000-0x000000001043F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads