modiloader | fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860

Analysis

max time kernel
7s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12-11-2024 14:42

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General

Target

fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
Size

112KB
MD5

d67fdf5c0a9e3684da0d924b20174f20
SHA1

fcf6893531168bdd1c47df2e7b99abf4f19fefa9
SHA256

fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860
SHA512

8ea92d20940f9a9698cb11b618b38088999dc9f6a34aeaaf8426599209e2ed93386ca4c6745bd34995427cdac4636ddc0831cf71340df92e4610646db08795a2
SSDEEP

1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ:tVIr7zI+fAceoGxSKKo5

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 2 IoCs

resource	yara_rule
behavioral1/memory/680-281-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral1/memory/680-290-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1260	WAMain.exe
2584	WAMain.exe
680	WAMain.exe

Loads dropped DLL 5 IoCs

pid	Process
1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows WA = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\WAMain.exe"	reg.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 840 set thread context of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 set thread context of 1060	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	30
PID 1260 set thread context of 1408	1260	WAMain.exe	35
PID 1260 set thread context of 2584	1260	WAMain.exe	36
PID 1260 set thread context of 680	1260	WAMain.exe	37

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1060-120-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1060-125-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1060-119-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1060-115-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1060-111-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1060-109-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/680-281-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1060-284-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/680-290-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2584-289-0x0000000000400000-0x000000000040B000-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 9 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
2588	svchost.exe
1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
1260	WAMain.exe
1408	svchost.exe
2584	WAMain.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 wrote to memory of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 wrote to memory of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 wrote to memory of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 wrote to memory of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 wrote to memory of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 wrote to memory of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 wrote to memory of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 wrote to memory of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 wrote to memory of 2588	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	29
PID 840 wrote to memory of 1060	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	30
PID 840 wrote to memory of 1060	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	30
PID 840 wrote to memory of 1060	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	30
PID 840 wrote to memory of 1060	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	30
PID 840 wrote to memory of 1060	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	30
PID 840 wrote to memory of 1060	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	30
PID 840 wrote to memory of 1060	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	30
PID 840 wrote to memory of 1060	840	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	30
PID 1060 wrote to memory of 3068	1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	31
PID 1060 wrote to memory of 3068	1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	31
PID 1060 wrote to memory of 3068	1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	31
PID 1060 wrote to memory of 3068	1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	31
PID 3068 wrote to memory of 2952	3068	cmd.exe	33
PID 3068 wrote to memory of 2952	3068	cmd.exe	33
PID 3068 wrote to memory of 2952	3068	cmd.exe	33
PID 3068 wrote to memory of 2952	3068	cmd.exe	33
PID 1060 wrote to memory of 1260	1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	34
PID 1060 wrote to memory of 1260	1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	34
PID 1060 wrote to memory of 1260	1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	34
PID 1060 wrote to memory of 1260	1060	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	34
PID 1260 wrote to memory of 1408	1260	WAMain.exe	35
PID 1260 wrote to memory of 1408	1260	WAMain.exe	35
PID 1260 wrote to memory of 1408	1260	WAMain.exe	35
PID 1260 wrote to memory of 1408	1260	WAMain.exe	35
PID 1260 wrote to memory of 1408	1260	WAMain.exe	35
PID 1260 wrote to memory of 1408	1260	WAMain.exe	35
PID 1260 wrote to memory of 1408	1260	WAMain.exe	35
PID 1260 wrote to memory of 1408	1260	WAMain.exe	35
PID 1260 wrote to memory of 1408	1260	WAMain.exe	35
PID 1260 wrote to memory of 1408	1260	WAMain.exe	35
PID 1260 wrote to memory of 2584	1260	WAMain.exe	36
PID 1260 wrote to memory of 2584	1260	WAMain.exe	36
PID 1260 wrote to memory of 2584	1260	WAMain.exe	36
PID 1260 wrote to memory of 2584	1260	WAMain.exe	36
PID 1260 wrote to memory of 2584	1260	WAMain.exe	36
PID 1260 wrote to memory of 2584	1260	WAMain.exe	36
PID 1260 wrote to memory of 2584	1260	WAMain.exe	36
PID 1260 wrote to memory of 2584	1260	WAMain.exe	36
PID 1260 wrote to memory of 680	1260	WAMain.exe	37
PID 1260 wrote to memory of 680	1260	WAMain.exe	37
PID 1260 wrote to memory of 680	1260	WAMain.exe	37
PID 1260 wrote to memory of 680	1260	WAMain.exe	37
PID 1260 wrote to memory of 680	1260	WAMain.exe	37
PID 1260 wrote to memory of 680	1260	WAMain.exe	37
PID 1260 wrote to memory of 680	1260	WAMain.exe	37
PID 1260 wrote to memory of 680	1260	WAMain.exe	37

C:\Users\Admin\AppData\Local\Temp\fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
"C:\Users\Admin\AppData\Local\Temp\fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:840
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2588
- C:\Users\Admin\AppData\Local\Temp\fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
  "C:\Users\Admin\AppData\Local\Temp\fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1060
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\AITYV.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3068
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows WA" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:2952
- - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1260
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:1408
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:2584
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:680

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

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\AITYV.bat

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe

Filesize
112KB

MD5
912ca0f4ef28d44ea2242fde7354967c

SHA1
eecc732ef265202ebc7e9cbd19703277c8157aa6

SHA256
3f3cf29505fbacaa85dbc629c95146c35e911a645e33bfbf9f11be4387baa099

SHA512
5f3b408b08fb12ab8cda55538bb2750f1e69a4ee704a90fe5eb7262ae8db479d8685740ff9c551039adaedc809368c0a23e8df08b6a08db5207bf95e877458ee

Download Submit
memory/680-281-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/680-290-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/840-48-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download
memory/840-28-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/840-20-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/840-38-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/840-32-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/840-56-0x0000000000420000-0x0000000000422000-memory.dmp

Filesize
8KB

Download
memory/840-64-0x0000000000430000-0x0000000000432000-memory.dmp

Filesize
8KB

Download
memory/840-89-0x0000000000490000-0x0000000000492000-memory.dmp

Filesize
8KB

Download
memory/840-81-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

Download
memory/840-14-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/840-2-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/840-8-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/840-4-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1060-119-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1060-284-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1060-115-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1060-113-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1060-111-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1060-109-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1060-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1060-120-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1060-125-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2584-289-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2588-90-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2588-126-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2588-288-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2588-287-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2588-118-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2588-116-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download