modiloader | 4a394d708ca551bad4384929cc5bb8f08244dabf68670d6b8a91db94e3e3adf1

Analysis

max time kernel
116s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/10/2022, 14:00

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General

Target

4a394d708ca551bad4384929cc5bb8f08244dabf68670d6b8a91db94e3e3adf1.exe
Size

338KB
MD5

a250a7cff5ba00718bbeeb74ba2475a1
SHA1

22eecb5066dfb496a3defadb80aa7496a57bced4
SHA256

4a394d708ca551bad4384929cc5bb8f08244dabf68670d6b8a91db94e3e3adf1
SHA512

7d5a642bc7481d66fc3432432e1e9ab3d6cea2bb470aa393ac84115c627bb4329b79daf65ea5eedc288e6fd75657117b29b047568336ddc771d5470486940a15
SSDEEP

6144:S6/HuVY4R1fUWrY4DvbyofsvolDesaUi27dkk/W+gfz:S6/OVfj8WrY4DzyusCeZBedkk/W+g7

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.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1524	2456	mshta.exe	83

ModiLoader Second Stage 3 IoCs

resource	yara_rule
behavioral2/memory/3168-133-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral2/memory/3168-134-0x0000000000060000-0x0000000000120000-memory.dmp	modiloader_stage2
behavioral2/memory/3168-138-0x0000000000060000-0x0000000000120000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\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

pid	Process
3720	powershell.exe
3720	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3720	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1524 wrote to memory of 3720	1524	mshta.exe	86
PID 1524 wrote to memory of 3720	1524	mshta.exe	86
PID 1524 wrote to memory of 3720	1524	mshta.exe	86

C:\Users\Admin\AppData\Local\Temp\4a394d708ca551bad4384929cc5bb8f08244dabf68670d6b8a91db94e3e3adf1.exe
"C:\Users\Admin\AppData\Local\Temp\4a394d708ca551bad4384929cc5bb8f08244dabf68670d6b8a91db94e3e3adf1.exe"
1⤵
PID:3168

C:\Windows\system32\mshta.exe
"C:\Windows\system32\mshta.exe" javascript:xgw0LxS="YD076a";ON46=new%20ActiveXObject("WScript.Shell");xY6tu1Qf="ZM";xE1G5O=ON46.RegRead("HKLM\\software\\Wow6432Node\\OSQcH6C\\Oda9oNx");OHu1y5laWq="ifw";eval(xE1G5O);YVfzXnXX6="TCb3W";
1⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1524
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:vpid
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3720

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3168-138-0x0000000000060000-0x0000000000120000-memory.dmp

Filesize
768KB

Download
memory/3168-133-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/3168-134-0x0000000000060000-0x0000000000120000-memory.dmp

Filesize
768KB

Download
memory/3168-136-0x00000000025E0000-0x0000000002607000-memory.dmp

Filesize
156KB

Download
memory/3168-132-0x00000000025E0000-0x0000000002607000-memory.dmp

Filesize
156KB

Download
memory/3720-139-0x0000000004D50000-0x0000000004D86000-memory.dmp

Filesize
216KB

Download
memory/3720-140-0x00000000053C0000-0x00000000059E8000-memory.dmp

Filesize
6.2MB

Download
memory/3720-141-0x0000000005370000-0x0000000005392000-memory.dmp

Filesize
136KB

Download
memory/3720-142-0x0000000005BA0000-0x0000000005C06000-memory.dmp

Filesize
408KB

Download
memory/3720-143-0x0000000005C10000-0x0000000005C76000-memory.dmp

Filesize
408KB

Download
memory/3720-144-0x0000000006140000-0x000000000615E000-memory.dmp

Filesize
120KB

Download
memory/3720-145-0x00000000078A0000-0x0000000007F1A000-memory.dmp

Filesize
6.5MB

Download
memory/3720-146-0x00000000071E0000-0x00000000071FA000-memory.dmp

Filesize
104KB

Download