modiloader | 8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8

Analysis

max time kernel
149s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2025, 04:18

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General

Target

8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe
Size

130KB
MD5

ac061b70f93d1a501b40c2b3510e91ce
SHA1

5b9cd55e2eeb7646d0038a59b947a82f64ac5380
SHA256

8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8
SHA512

536e7edeb04c57bd401a9869a925db36be4315acde8fd449668c170f23d1f0bdeba08ead82618cfbef4b21a02ca04ce75938490294a72eb34d58af980762c528
SSDEEP

1536:eH1ZaQvR1KiX3NK6I+hZhYrt/w5Q6G6IpiRYzz9qJHhhnm0yG5aP/5UROXTmZ5:SKQJcinxphkG5Q6GdpIOkJHhKRyOXKX

Score

10^/10

modiloader discovery persistence trojan upx

Malware Config

Signatures

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

ModiLoader Second Stage 6 IoCs

resource	yara_rule
behavioral2/memory/2780-53-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/2780-56-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/2780-49-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/2780-61-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/2780-59-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/2780-67-0x0000000000400000-0x0000000000411000-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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe

Executes dropped EXE 3 IoCs

pid	Process
2156	Flaseher.exe
1156	Flaseher.exe
2780	Flaseher.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\.Flasfh = "C:\\Users\\Admin\\AppData\\Roaming\\..Flash\\Flaseher.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4508 set thread context of 3648	4508	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	83
PID 2156 set thread context of 1156	2156	Flaseher.exe	103
PID 2156 set thread context of 2780	2156	Flaseher.exe	104

UPX packed file 15 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4508-0-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/4508-6-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/3648-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3648-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3648-15-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4508-17-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/files/0x0008000000023c8a-32.dat	upx
behavioral2/memory/2156-39-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/3648-44-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2156-43-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/2156-45-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/2156-46-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/2156-60-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/3648-64-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1156-65-0x0000000000400000-0x000000000040B000-memory.dmp	upx

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 7 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	Flaseher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Flaseher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Flaseher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe
Token: SeDebugPrivilege	1156	Flaseher.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4508	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe
3648	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe
2156	Flaseher.exe
1156	Flaseher.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 3648	4508	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	83
PID 4508 wrote to memory of 3648	4508	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	83
PID 4508 wrote to memory of 3648	4508	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	83
PID 4508 wrote to memory of 3648	4508	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	83
PID 4508 wrote to memory of 3648	4508	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	83
PID 4508 wrote to memory of 3648	4508	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	83
PID 4508 wrote to memory of 3648	4508	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	83
PID 4508 wrote to memory of 3648	4508	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	83
PID 3648 wrote to memory of 2316	3648	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	91
PID 3648 wrote to memory of 2316	3648	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	91
PID 3648 wrote to memory of 2316	3648	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	91
PID 2316 wrote to memory of 1796	2316	cmd.exe	95
PID 2316 wrote to memory of 1796	2316	cmd.exe	95
PID 2316 wrote to memory of 1796	2316	cmd.exe	95
PID 3648 wrote to memory of 2156	3648	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	96
PID 3648 wrote to memory of 2156	3648	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	96
PID 3648 wrote to memory of 2156	3648	8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe	96
PID 2156 wrote to memory of 1156	2156	Flaseher.exe	103
PID 2156 wrote to memory of 1156	2156	Flaseher.exe	103
PID 2156 wrote to memory of 1156	2156	Flaseher.exe	103
PID 2156 wrote to memory of 1156	2156	Flaseher.exe	103
PID 2156 wrote to memory of 1156	2156	Flaseher.exe	103
PID 2156 wrote to memory of 1156	2156	Flaseher.exe	103
PID 2156 wrote to memory of 1156	2156	Flaseher.exe	103
PID 2156 wrote to memory of 1156	2156	Flaseher.exe	103
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104
PID 2156 wrote to memory of 2780	2156	Flaseher.exe	104

C:\Users\Admin\AppData\Local\Temp\8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe
"C:\Users\Admin\AppData\Local\Temp\8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Users\Admin\AppData\Local\Temp\8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe
  "C:\Users\Admin\AppData\Local\Temp\8f45f8be860052d275855c87e90c576adb32c197e1154e1abd061b3ba7d75cd8.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3648
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\MJJVR.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2316
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v ".Flasfh" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:1796
- - C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe
    "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2156
  - - C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe
      "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:1156
  - - C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe
      "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\MJJVR.txt

Filesize
145B

MD5
da0cbe87b720a79b294147ed6a4b98be

SHA1
ebf0dc9efd7a12cb192e355cda87546acb4ab360

SHA256
7ccfeff356fdccc9145bd1e263aa1c56360ca7b6552ed5a5665c596d02a627ed

SHA512
f55c4a3d24d2f11db5eda3c816d1cd3b8804a171a7bf715b13d60788247fbb352eafaa5bd4e0a8086c1013396be0a48c7bdb904ab0f974fa0c75e81e3d365acc

Download Submit
C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe

Filesize
130KB

MD5
af0c79be91c88aee8083ec56d137f1f0

SHA1
e26b929901448a784c370b3897c019e3f1894c5f

SHA256
1f66911127f0d43ad62c6a0422b28b5e016dc1864b183f292e813d9605094a98

SHA512
c88fe937719afeb8cc72806c5e62ed3169604034c5f0ee7ea8770a1727542b04672603728d82ad406e5c87620d54eec8820b30e44f398e2e0601a8ecc5783293

Download Submit
memory/1156-65-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2156-60-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2156-46-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2156-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2156-43-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2156-39-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2780-56-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2780-53-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2780-67-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2780-59-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2780-61-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2780-49-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/3648-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3648-15-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3648-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3648-64-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3648-44-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4508-9-0x0000000002CB0000-0x0000000002CB1000-memory.dmp

Filesize
4KB

Download
memory/4508-5-0x0000000002C30000-0x0000000002C31000-memory.dmp

Filesize
4KB

Download
memory/4508-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4508-7-0x0000000002C90000-0x0000000002C91000-memory.dmp

Filesize
4KB

Download
memory/4508-4-0x0000000002BE0000-0x0000000002BE1000-memory.dmp

Filesize
4KB

Download
memory/4508-6-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4508-8-0x0000000002CA0000-0x0000000002CA1000-memory.dmp

Filesize
4KB

Download
memory/4508-11-0x0000000002BB0000-0x0000000002BB1000-memory.dmp

Filesize
4KB

Download
memory/4508-3-0x0000000002BB0000-0x0000000002BB1000-memory.dmp

Filesize
4KB

Download
memory/4508-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads