modiloader | 85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38

Analysis

max time kernel
14s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 00:46

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General

Target

85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe
Size

112KB
MD5

774e0a943af622561eed185a81b728dc
SHA1

79798d26b0bb3fd5073af59da652cbc1a0206c4e
SHA256

85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38
SHA512

ccb17a24b06fd9b2ca51be56a37c6062ecd3801e751de307e7354c0ac08d5b3a17c45d6a088ed42fc8a11cfc17acf270034b0c9700e8584cc31fdfd536077952
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

resource	yara_rule
behavioral1/memory/1564-291-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
264	WAMain.exe
2516	WAMain.exe
1564	WAMain.exe

Loads dropped DLL 5 IoCs

pid	Process
2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe
2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe
2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe
2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe
2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.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-1-5-21-1846800975-3917212583-2893086201-1000\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 2796 set thread context of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 set thread context of 2388	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	32
PID 264 set thread context of 1720	264	WAMain.exe	37
PID 264 set thread context of 2516	264	WAMain.exe	38
PID 264 set thread context of 1564	264	WAMain.exe	39

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2388-129-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2388-120-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2388-117-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2388-113-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2388-111-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2388-288-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1564-281-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2516-279-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1564-291-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2516-290-0x0000000000400000-0x000000000040B000-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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.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	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe
2776	svchost.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2516	WAMain.exe
Token: SeDebugPrivilege	2516	WAMain.exe
Token: SeDebugPrivilege	2516	WAMain.exe
Token: SeDebugPrivilege	2516	WAMain.exe
Token: SeDebugPrivilege	2516	WAMain.exe
Token: SeDebugPrivilege	2516	WAMain.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe
2776	svchost.exe
2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe
264	WAMain.exe
1720	svchost.exe
2516	WAMain.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 2796 wrote to memory of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 wrote to memory of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 wrote to memory of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 wrote to memory of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 wrote to memory of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 wrote to memory of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 wrote to memory of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 wrote to memory of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 wrote to memory of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 wrote to memory of 2776	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	31
PID 2796 wrote to memory of 2388	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	32
PID 2796 wrote to memory of 2388	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	32
PID 2796 wrote to memory of 2388	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	32
PID 2796 wrote to memory of 2388	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	32
PID 2796 wrote to memory of 2388	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	32
PID 2796 wrote to memory of 2388	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	32
PID 2796 wrote to memory of 2388	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	32
PID 2796 wrote to memory of 2388	2796	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	32
PID 2388 wrote to memory of 2616	2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	33
PID 2388 wrote to memory of 2616	2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	33
PID 2388 wrote to memory of 2616	2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	33
PID 2388 wrote to memory of 2616	2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	33
PID 2616 wrote to memory of 1496	2616	cmd.exe	35
PID 2616 wrote to memory of 1496	2616	cmd.exe	35
PID 2616 wrote to memory of 1496	2616	cmd.exe	35
PID 2616 wrote to memory of 1496	2616	cmd.exe	35
PID 2388 wrote to memory of 264	2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	36
PID 2388 wrote to memory of 264	2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	36
PID 2388 wrote to memory of 264	2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	36
PID 2388 wrote to memory of 264	2388	85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe	36
PID 264 wrote to memory of 1720	264	WAMain.exe	37
PID 264 wrote to memory of 1720	264	WAMain.exe	37
PID 264 wrote to memory of 1720	264	WAMain.exe	37
PID 264 wrote to memory of 1720	264	WAMain.exe	37
PID 264 wrote to memory of 1720	264	WAMain.exe	37
PID 264 wrote to memory of 1720	264	WAMain.exe	37
PID 264 wrote to memory of 1720	264	WAMain.exe	37
PID 264 wrote to memory of 1720	264	WAMain.exe	37
PID 264 wrote to memory of 1720	264	WAMain.exe	37
PID 264 wrote to memory of 1720	264	WAMain.exe	37
PID 264 wrote to memory of 2516	264	WAMain.exe	38
PID 264 wrote to memory of 2516	264	WAMain.exe	38
PID 264 wrote to memory of 2516	264	WAMain.exe	38
PID 264 wrote to memory of 2516	264	WAMain.exe	38
PID 264 wrote to memory of 2516	264	WAMain.exe	38
PID 264 wrote to memory of 2516	264	WAMain.exe	38
PID 264 wrote to memory of 2516	264	WAMain.exe	38
PID 264 wrote to memory of 2516	264	WAMain.exe	38
PID 264 wrote to memory of 1564	264	WAMain.exe	39
PID 264 wrote to memory of 1564	264	WAMain.exe	39
PID 264 wrote to memory of 1564	264	WAMain.exe	39
PID 264 wrote to memory of 1564	264	WAMain.exe	39
PID 264 wrote to memory of 1564	264	WAMain.exe	39
PID 264 wrote to memory of 1564	264	WAMain.exe	39
PID 264 wrote to memory of 1564	264	WAMain.exe	39
PID 264 wrote to memory of 1564	264	WAMain.exe	39

C:\Users\Admin\AppData\Local\Temp\85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe
"C:\Users\Admin\AppData\Local\Temp\85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2796
- 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:2776
- C:\Users\Admin\AppData\Local\Temp\85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe
  "C:\Users\Admin\AppData\Local\Temp\85704608921a9469f59f3e786ce955682b36c279af033140e6da2ea60e5cbc38.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\EJYXF.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2616
  - - 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:1496
- - 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:264
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:1720
  - - 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 AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2516
  - - 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:1564

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\EJYXF.bat

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

Filesize
112KB

MD5
354b14b2dd500dfb6f74977846ffcbc1

SHA1
f2d26420f773b5bb6349fb33485c7fb4228873ed

SHA256
ef8ed96c062e6d40ce97e6ddb42f600de27fcde39fa6694cd3391252a1fca2cc

SHA512
032020f54f9856b4162383b0abb93cb7b3364802721df900537ec97258f83f970e9a36defb97ac568bdebfb90df318d4a65b4b1cc7e782c19a083d98f41e46c9

Download Submit
memory/1564-281-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1564-291-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2388-111-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2388-288-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2388-109-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2388-129-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2388-113-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2388-115-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2388-117-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2388-120-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2516-279-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2516-290-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2776-91-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2776-130-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2776-289-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2776-121-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2776-108-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2776-118-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2796-51-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/2796-32-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/2796-74-0x0000000000520000-0x0000000000522000-memory.dmp

Filesize
8KB

Download
memory/2796-83-0x0000000000530000-0x0000000000532000-memory.dmp

Filesize
8KB

Download
memory/2796-50-0x00000000003D0000-0x00000000003D2000-memory.dmp

Filesize
8KB

Download
memory/2796-81-0x0000000000540000-0x0000000000541000-memory.dmp

Filesize
4KB

Download
memory/2796-38-0x00000000003D0000-0x00000000003D2000-memory.dmp

Filesize
8KB

Download
memory/2796-90-0x0000000000560000-0x0000000000562000-memory.dmp

Filesize
8KB

Download
memory/2796-28-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2796-20-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2796-14-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2796-8-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2796-2-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2796-4-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download