modiloader | a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2024 01:44

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General

Target

a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe
Size

130KB
MD5

ae03dbcd840200830389052fb7d5bff0
SHA1

a84bed0529e4f592315dd78609ff647dcf179687
SHA256

a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4
SHA512

41b286e92ee3bc8f27dd891923eede14d834836b764c094f04b31c62abe318983b4daf430f8ae0319d51925f9958b8e265bbee1adbd2acfc35660476c1881beb
SSDEEP

1536:eH1ZaQvR1KiX3NK6I+hZhYrt/w5Q6G6IpiRYzz9qJHhhnm0yG5aP/5UROXTmZI:SKQJcinxphkG5Q6GdpIOkJHhKRyOXKS

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

Processes:

resource	yara_rule
behavioral2/memory/1936-53-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1936-55-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1936-49-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1936-60-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1936-61-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1936-66-0x0000000000400000-0x0000000000411000-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

Processes:

a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe

Executes dropped EXE 3 IoCs

Processes:

Flaseher.exeFlaseher.exeFlaseher.exe

pid	Process
2776	Flaseher.exe
4400	Flaseher.exe
1936	Flaseher.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

reg.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\.Flasfh = "C:\\Users\\Admin\\AppData\\Roaming\\..Flash\\Flaseher.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exeFlaseher.exe

description	pid	Process	procid_target
PID 4052 set thread context of 1924	4052	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	91
PID 2776 set thread context of 4400	2776	Flaseher.exe	102
PID 2776 set thread context of 1936	2776	Flaseher.exe	103

UPX packed file 15 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4052-0-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/4052-5-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1924-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1924-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1924-15-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4052-16-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/files/0x0007000000023c78-32.dat	upx
behavioral2/memory/2776-40-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1924-44-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2776-43-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/2776-45-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/2776-46-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/2776-59-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1924-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4400-64-0x0000000000400000-0x000000000040B000-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

Processes:

a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.execmd.exereg.exeFlaseher.exeFlaseher.exeFlaseher.exea0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.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	Flaseher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

Flaseher.exe

description	pid	Process
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe
Token: SeDebugPrivilege	4400	Flaseher.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exea0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exeFlaseher.exeFlaseher.exe

pid	Process
4052	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe
1924	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe
2776	Flaseher.exe
4400	Flaseher.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exea0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.execmd.exeFlaseher.exe

description	pid	Process	procid_target
PID 4052 wrote to memory of 1924	4052	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	91
PID 4052 wrote to memory of 1924	4052	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	91
PID 4052 wrote to memory of 1924	4052	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	91
PID 4052 wrote to memory of 1924	4052	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	91
PID 4052 wrote to memory of 1924	4052	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	91
PID 4052 wrote to memory of 1924	4052	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	91
PID 4052 wrote to memory of 1924	4052	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	91
PID 4052 wrote to memory of 1924	4052	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	91
PID 1924 wrote to memory of 2604	1924	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	92
PID 1924 wrote to memory of 2604	1924	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	92
PID 1924 wrote to memory of 2604	1924	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	92
PID 2604 wrote to memory of 4496	2604	cmd.exe	96
PID 2604 wrote to memory of 4496	2604	cmd.exe	96
PID 2604 wrote to memory of 4496	2604	cmd.exe	96
PID 1924 wrote to memory of 2776	1924	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	97
PID 1924 wrote to memory of 2776	1924	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	97
PID 1924 wrote to memory of 2776	1924	a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe	97
PID 2776 wrote to memory of 4400	2776	Flaseher.exe	102
PID 2776 wrote to memory of 4400	2776	Flaseher.exe	102
PID 2776 wrote to memory of 4400	2776	Flaseher.exe	102
PID 2776 wrote to memory of 4400	2776	Flaseher.exe	102
PID 2776 wrote to memory of 4400	2776	Flaseher.exe	102
PID 2776 wrote to memory of 4400	2776	Flaseher.exe	102
PID 2776 wrote to memory of 4400	2776	Flaseher.exe	102
PID 2776 wrote to memory of 4400	2776	Flaseher.exe	102
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103
PID 2776 wrote to memory of 1936	2776	Flaseher.exe	103

C:\Users\Admin\AppData\Local\Temp\a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe
"C:\Users\Admin\AppData\Local\Temp\a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4052
- C:\Users\Admin\AppData\Local\Temp\a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe
  "C:\Users\Admin\AppData\Local\Temp\a0307153b5b9ffdf433be9335533a5ebd190d438ce22c18f9dd71ca51b8c56f4N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GTAJX.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2604
  - - 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:4496
- - 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:2776
  - - 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:4400
  - - 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:1936

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\GTAJX.txt

Filesize
145B

MD5
da0cbe87b720a79b294147ed6a4b98be

SHA1
ebf0dc9efd7a12cb192e355cda87546acb4ab360

SHA256
7ccfeff356fdccc9145bd1e263aa1c56360ca7b6552ed5a5665c596d02a627ed

SHA512
f55c4a3d24d2f11db5eda3c816d1cd3b8804a171a7bf715b13d60788247fbb352eafaa5bd4e0a8086c1013396be0a48c7bdb904ab0f974fa0c75e81e3d365acc

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

Filesize
130KB

MD5
83615656d2f5722ea0ce67d6e0985b70

SHA1
c66b5d61101946f5f18664b63bfacb88e4f0fb6c

SHA256
bba0226a16aa517f694a7d130f9dcf4376c83ea56eea06c17077c5d44e9efdf2

SHA512
255eb640de1f0051400f11c968620aa1b0bf8b340c2d66d9c7b0f1cf7c658843cf7c7c9b4d1ecbe7f48760c48464c1cee46d7966a8c20d07611fe3145309a6ce

Download Submit
memory/1924-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1924-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1924-44-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1924-15-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1924-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1936-55-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1936-53-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1936-66-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1936-61-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1936-60-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1936-49-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2776-59-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2776-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2776-40-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2776-46-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2776-43-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4052-7-0x0000000002C40000-0x0000000002C41000-memory.dmp

Filesize
4KB

Download
memory/4052-3-0x0000000002BA0000-0x0000000002BA1000-memory.dmp

Filesize
4KB

Download
memory/4052-8-0x0000000002C80000-0x0000000002C81000-memory.dmp

Filesize
4KB

Download
memory/4052-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4052-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4052-9-0x0000000002CA0000-0x0000000002CA1000-memory.dmp

Filesize
4KB

Download
memory/4052-6-0x0000000002C10000-0x0000000002C11000-memory.dmp

Filesize
4KB

Download
memory/4052-5-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4052-4-0x0000000002BD0000-0x0000000002BD1000-memory.dmp

Filesize
4KB

Download
memory/4052-11-0x0000000002BA0000-0x0000000002BA1000-memory.dmp

Filesize
4KB

Download
memory/4400-64-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download