modiloader | afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243

Analysis

max time kernel
4s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-11-2024 20:51

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General

Target

afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
Size

112KB
MD5

2526c41cf21ad4107b8a94a230c3b520
SHA1

e3ef0f91db9843c4b3593d2bcb173a8199a458b4
SHA256

afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243
SHA512

b27648d71013c5543a83655391fe732ef0b313899c9198ed360e5eb87efe97921f2880ad469f21a1e5b3703daf210d05301314d5f92e435d6b8e09a6bd4c3e1a
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 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1580-283-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

Processes:

WAMain.exeWAMain.exeWAMain.exe

pid	Process
1332	WAMain.exe
1000	WAMain.exe
1580	WAMain.exe

Loads dropped DLL 5 IoCs

Processes:

afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe

pid	Process
2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows WA = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\WAMain.exe"	reg.exe

Suspicious use of SetThreadContext 5 IoCs

Processes:

afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exeWAMain.exe

description	pid	Process	procid_target
PID 2692 set thread context of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 set thread context of 2684	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	31
PID 1332 set thread context of 2380	1332	WAMain.exe	36
PID 1332 set thread context of 1000	1332	WAMain.exe	37
PID 1332 set thread context of 1580	1332	WAMain.exe	38

UPX packed file 8 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2684-128-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2684-124-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2684-118-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2684-114-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2684-112-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1580-283-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2684-286-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1000-290-0x0000000000400000-0x000000000040B000-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

Processes:

cmd.exereg.exesvchost.exeWAMain.exeWAMain.exeafcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exesvchost.exeafcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exeWAMain.exe

description	ioc	Process
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	svchost.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	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

svchost.exe

pid	Process
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe
2344	svchost.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exesvchost.exeafcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exeWAMain.exesvchost.exeWAMain.exe

pid	Process
2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
2344	svchost.exe
2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
1332	WAMain.exe
2380	svchost.exe
1000	WAMain.exe

Suspicious use of WriteProcessMemory 56 IoCs

Processes:

afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exeafcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.execmd.exeWAMain.exe

description	pid	Process	procid_target
PID 2692 wrote to memory of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 wrote to memory of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 wrote to memory of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 wrote to memory of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 wrote to memory of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 wrote to memory of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 wrote to memory of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 wrote to memory of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 wrote to memory of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 wrote to memory of 2344	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	30
PID 2692 wrote to memory of 2684	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	31
PID 2692 wrote to memory of 2684	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	31
PID 2692 wrote to memory of 2684	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	31
PID 2692 wrote to memory of 2684	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	31
PID 2692 wrote to memory of 2684	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	31
PID 2692 wrote to memory of 2684	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	31
PID 2692 wrote to memory of 2684	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	31
PID 2692 wrote to memory of 2684	2692	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	31
PID 2684 wrote to memory of 976	2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	32
PID 2684 wrote to memory of 976	2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	32
PID 2684 wrote to memory of 976	2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	32
PID 2684 wrote to memory of 976	2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	32
PID 976 wrote to memory of 2880	976	cmd.exe	34
PID 976 wrote to memory of 2880	976	cmd.exe	34
PID 976 wrote to memory of 2880	976	cmd.exe	34
PID 976 wrote to memory of 2880	976	cmd.exe	34
PID 2684 wrote to memory of 1332	2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	35
PID 2684 wrote to memory of 1332	2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	35
PID 2684 wrote to memory of 1332	2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	35
PID 2684 wrote to memory of 1332	2684	afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe	35
PID 1332 wrote to memory of 2380	1332	WAMain.exe	36
PID 1332 wrote to memory of 2380	1332	WAMain.exe	36
PID 1332 wrote to memory of 2380	1332	WAMain.exe	36
PID 1332 wrote to memory of 2380	1332	WAMain.exe	36
PID 1332 wrote to memory of 2380	1332	WAMain.exe	36
PID 1332 wrote to memory of 2380	1332	WAMain.exe	36
PID 1332 wrote to memory of 2380	1332	WAMain.exe	36
PID 1332 wrote to memory of 2380	1332	WAMain.exe	36
PID 1332 wrote to memory of 2380	1332	WAMain.exe	36
PID 1332 wrote to memory of 2380	1332	WAMain.exe	36
PID 1332 wrote to memory of 1000	1332	WAMain.exe	37
PID 1332 wrote to memory of 1000	1332	WAMain.exe	37
PID 1332 wrote to memory of 1000	1332	WAMain.exe	37
PID 1332 wrote to memory of 1000	1332	WAMain.exe	37
PID 1332 wrote to memory of 1000	1332	WAMain.exe	37
PID 1332 wrote to memory of 1000	1332	WAMain.exe	37
PID 1332 wrote to memory of 1000	1332	WAMain.exe	37
PID 1332 wrote to memory of 1000	1332	WAMain.exe	37
PID 1332 wrote to memory of 1580	1332	WAMain.exe	38
PID 1332 wrote to memory of 1580	1332	WAMain.exe	38
PID 1332 wrote to memory of 1580	1332	WAMain.exe	38
PID 1332 wrote to memory of 1580	1332	WAMain.exe	38
PID 1332 wrote to memory of 1580	1332	WAMain.exe	38
PID 1332 wrote to memory of 1580	1332	WAMain.exe	38
PID 1332 wrote to memory of 1580	1332	WAMain.exe	38
PID 1332 wrote to memory of 1580	1332	WAMain.exe	38

C:\Users\Admin\AppData\Local\Temp\afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
"C:\Users\Admin\AppData\Local\Temp\afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2692
- 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:2344
- C:\Users\Admin\AppData\Local\Temp\afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe
  "C:\Users\Admin\AppData\Local\Temp\afcc3498fcda2ec582e351811c118a42b7c30d6564dd3ad93a354afcd7309243.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\GFSIW.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:976
  - - 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:2880
- - 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:1332
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:2380
  - - 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:1000
  - - 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:1580

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\GFSIW.bat

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

Filesize
112KB

MD5
0b720c212e7f0d450ff19a92de6e441a

SHA1
8645933b3bc0e53650bbe4ee321af45b14e57734

SHA256
e18c190dfc9d06b94e26549a173fd4058232d9c8eba7e149720277c15310e792

SHA512
c85c064b38a7be13e4a52feddf75d0a88b3d21a8c54b7e16914d84c55f7c96f697fb735e9ae8364ebd4958d503bb6ff601dacab83ac4792e6347a274db481988

Download Submit
memory/1000-290-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1580-283-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2344-92-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2344-289-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2344-109-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2344-119-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2344-121-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2344-129-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2684-112-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2684-124-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2684-286-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2684-110-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2684-114-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2684-116-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2684-118-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2684-128-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2692-51-0x00000000022D0000-0x00000000022D2000-memory.dmp

Filesize
8KB

Download
memory/2692-84-0x0000000002320000-0x0000000002322000-memory.dmp

Filesize
8KB

Download
memory/2692-38-0x00000000004C0000-0x00000000004C2000-memory.dmp

Filesize
8KB

Download
memory/2692-75-0x0000000002310000-0x0000000002312000-memory.dmp

Filesize
8KB

Download
memory/2692-66-0x0000000002300000-0x0000000002302000-memory.dmp

Filesize
8KB

Download
memory/2692-82-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/2692-8-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2692-44-0x00000000004C0000-0x00000000004C2000-memory.dmp

Filesize
8KB

Download
memory/2692-32-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/2692-28-0x0000000000480000-0x0000000000481000-memory.dmp

Filesize
4KB

Download
memory/2692-20-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download
memory/2692-14-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2692-91-0x0000000002350000-0x0000000002352000-memory.dmp

Filesize
8KB

Download
memory/2692-2-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2692-4-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download