modiloader | aa256ce88da6d63d9033329e54a64a39f3e846a347c0137319b7c5eb699877f2

Analysis

max time kernel
91s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2022, 07:49

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General

Target

aa256ce88da6d63d9033329e54a64a39f3e846a347c0137319b7c5eb699877f2.exe
Size

389KB
MD5

400fb8ad495bdc7fc1c75d705f40f050
SHA1

03dc6874ad88c025aa4e7d267cd5804e3a5c97e7
SHA256

aa256ce88da6d63d9033329e54a64a39f3e846a347c0137319b7c5eb699877f2
SHA512

d64fd05f218b2d0cb765bfa8a0e63fefd0ce91c6485d468582ef22f54128a92c06f5e1e85adf3f6f5f22337012d8a26d270041a30b359ee7c5052edc790b1d5b
SSDEEP

6144:ZBHwn18nwD+OkWgHNsPODCtObDIffa+enBrhThmhZcJcaIqkFd15FULlH+y/jmAU:rkyOkdu2eQPIfS+enTYb9qSzFULJFm9

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	4852	1964	mshta.exe	45

ModiLoader Second Stage 3 IoCs

resource	yara_rule
behavioral2/memory/1508-136-0x0000000000400000-0x0000000000465000-memory.dmp	modiloader_stage2
behavioral2/memory/1508-137-0x0000000000750000-0x0000000000810000-memory.dmp	modiloader_stage2
behavioral2/memory/1508-149-0x0000000000750000-0x0000000000810000-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-1-5-21-929662420-1054238289-2961194603-1000\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
3196	powershell.exe
3196	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3196	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4852 wrote to memory of 3196	4852	mshta.exe	90
PID 4852 wrote to memory of 3196	4852	mshta.exe	90
PID 4852 wrote to memory of 3196	4852	mshta.exe	90

C:\Users\Admin\AppData\Local\Temp\aa256ce88da6d63d9033329e54a64a39f3e846a347c0137319b7c5eb699877f2.exe
"C:\Users\Admin\AppData\Local\Temp\aa256ce88da6d63d9033329e54a64a39f3e846a347c0137319b7c5eb699877f2.exe"
1⤵
PID:1508

C:\Windows\system32\mshta.exe
"C:\Windows\system32\mshta.exe" javascript:B7YJtVK="we9rKu";NS65=new%20ActiveXObject("WScript.Shell");TlswSg3="WmigB0Z";k5kfz=NS65.RegRead("HKLM\\software\\Wow6432Node\\weyNW9\\ruMcoN8d");dRj3qp2dFA="viYRBD";eval(k5kfz);MmCgeU2X="4xY";
1⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4852
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:xsgpg
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3196

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/1508-135-0x0000000002680000-0x00000000026C0000-memory.dmp

Filesize
256KB

Download
memory/1508-136-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1508-137-0x0000000000750000-0x0000000000810000-memory.dmp

Filesize
768KB

Download
memory/1508-149-0x0000000000750000-0x0000000000810000-memory.dmp

Filesize
768KB

Download
memory/1508-148-0x0000000002680000-0x00000000026C0000-memory.dmp

Filesize
256KB

Download
memory/3196-142-0x0000000005B60000-0x0000000005B82000-memory.dmp

Filesize
136KB

Download
memory/3196-141-0x0000000005CC0000-0x00000000062E8000-memory.dmp

Filesize
6.2MB

Download
memory/3196-143-0x0000000006360000-0x00000000063C6000-memory.dmp

Filesize
408KB

Download
memory/3196-144-0x00000000063D0000-0x0000000006436000-memory.dmp

Filesize
408KB

Download
memory/3196-145-0x0000000006920000-0x000000000693E000-memory.dmp

Filesize
120KB

Download
memory/3196-146-0x0000000008030000-0x00000000086AA000-memory.dmp

Filesize
6.5MB

Download
memory/3196-147-0x00000000079E0000-0x00000000079FA000-memory.dmp

Filesize
104KB

Download
memory/3196-140-0x00000000055A0000-0x00000000055D6000-memory.dmp

Filesize
216KB

Download