modiloader | f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70c

General

Target

f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe
Size

264KB
MD5

cd737dd6ef2be306cf406249af91d7e0
SHA1

423a4dcf14b04a60cfe3da2b6755296d71b0104a
SHA256

f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70c
SHA512

b13d18b5cfe8d9d0809b259e4e54083675fcd3e82065601f53bf7781d9e08f16a21044e5de275d42fdd588d593bfb1b65fc28125035a94ad486095dcb57730ed
SSDEEP

6144:d02c94nYY+uUMFemOFu3Ksm2Yn+EE9j+ivEyPYxJQeyE:aSnYPweZnl+EER+iv6IeyE

Score

10^/10

modiloader discovery execution trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Modiloader family
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	2096	4456	mshta.exe	84

ModiLoader Second Stage 10 IoCs

resource	yara_rule
behavioral2/memory/2024-4-0x0000000000400000-0x000000000043A000-memory.dmp	modiloader_stage2
behavioral2/memory/2024-5-0x0000000000400000-0x000000000043A000-memory.dmp	modiloader_stage2
behavioral2/memory/2024-3-0x0000000000400000-0x000000000043A000-memory.dmp	modiloader_stage2
behavioral2/memory/2024-6-0x00000000008B0000-0x0000000000986000-memory.dmp	modiloader_stage2
behavioral2/memory/2024-10-0x00000000008B0000-0x0000000000986000-memory.dmp	modiloader_stage2
behavioral2/memory/2024-9-0x00000000008B0000-0x0000000000986000-memory.dmp	modiloader_stage2
behavioral2/memory/2024-7-0x00000000008B0000-0x0000000000986000-memory.dmp	modiloader_stage2
behavioral2/memory/2024-8-0x00000000008B0000-0x0000000000986000-memory.dmp	modiloader_stage2
behavioral2/memory/2024-11-0x00000000008B0000-0x0000000000986000-memory.dmp	modiloader_stage2
behavioral2/memory/2024-12-0x00000000008B0000-0x0000000000986000-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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	mshta.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4280	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4296 set thread context of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4280	powershell.exe
4280	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4280	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4296 wrote to memory of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83
PID 4296 wrote to memory of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83
PID 4296 wrote to memory of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83
PID 4296 wrote to memory of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83
PID 4296 wrote to memory of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83
PID 4296 wrote to memory of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83
PID 4296 wrote to memory of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83
PID 4296 wrote to memory of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83
PID 4296 wrote to memory of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83
PID 4296 wrote to memory of 2024	4296	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	83
PID 2096 wrote to memory of 4280	2096	mshta.exe	86
PID 2096 wrote to memory of 4280	2096	mshta.exe	86
PID 2096 wrote to memory of 4280	2096	mshta.exe	86

C:\Users\Admin\AppData\Local\Temp\f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe
"C:\Users\Admin\AppData\Local\Temp\f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4296
- C:\Users\Admin\AppData\Local\Temp\f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe
  "C:\Users\Admin\AppData\Local\Temp\f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2024

C:\Windows\system32\mshta.exe
"C:\Windows\system32\mshta.exe" javascript:f0pvB3c="T2uqfV";A83i=new%20ActiveXObject("WScript.Shell");vI0ko0="nn";E9wI5a=A83i.RegRead("HKLM\\software\\Wow6432Node\\wfX6B63M\\ZdXvJ0sy");V0DuB7Hhk="RmlI";eval(E9wI5a);JGhq4="qRAhXy";
1⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:mxwoxj
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vojbypa0.wxd.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2024-9-0x00000000008B0000-0x0000000000986000-memory.dmp

Filesize
856KB

Download
memory/2024-3-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2024-6-0x00000000008B0000-0x0000000000986000-memory.dmp

Filesize
856KB

Download
memory/2024-10-0x00000000008B0000-0x0000000000986000-memory.dmp

Filesize
856KB

Download
memory/2024-4-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2024-7-0x00000000008B0000-0x0000000000986000-memory.dmp

Filesize
856KB

Download
memory/2024-8-0x00000000008B0000-0x0000000000986000-memory.dmp

Filesize
856KB

Download
memory/2024-11-0x00000000008B0000-0x0000000000986000-memory.dmp

Filesize
856KB

Download
memory/2024-5-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2024-12-0x00000000008B0000-0x0000000000986000-memory.dmp

Filesize
856KB

Download
memory/4280-17-0x0000000005910000-0x0000000005976000-memory.dmp

Filesize
408KB

Download
memory/4280-16-0x0000000005120000-0x0000000005142000-memory.dmp

Filesize
136KB

Download
memory/4280-15-0x0000000005270000-0x0000000005898000-memory.dmp

Filesize
6.2MB

Download
memory/4280-18-0x0000000005980000-0x00000000059E6000-memory.dmp

Filesize
408KB

Download
memory/4280-14-0x00000000027A0000-0x00000000027D6000-memory.dmp

Filesize
216KB

Download
memory/4280-28-0x0000000005B60000-0x0000000005EB4000-memory.dmp

Filesize
3.3MB

Download
memory/4280-29-0x0000000005F40000-0x0000000005F5E000-memory.dmp

Filesize
120KB

Download
memory/4280-30-0x0000000005F80000-0x0000000005FCC000-memory.dmp

Filesize
304KB

Download
memory/4280-31-0x00000000076B0000-0x0000000007D2A000-memory.dmp

Filesize
6.5MB

Download
memory/4280-32-0x0000000006FF0000-0x000000000700A000-memory.dmp

Filesize
104KB

Download

Analysis

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