modiloader | 55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301

Analysis

max time kernel
1s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-09-2024 07:53

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General

Target

55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe
Size

112KB
MD5

5a01eb6627ae487a4d5a7f85976779f0
SHA1

6a68b91ab6cf35d3600fe04583b51dfb6f57510f
SHA256

55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301
SHA512

295d56318dc7dbc431ad8cbd1f3b322a7a49604b295323f16435933057a1642d158c730fa03c200868caeb7c343840c71fbc7b03f46e310ee5ebf319c43ad087
SSDEEP

1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ:tVIr7zI+fAceoGxSKKo5

Score

10^/10

modiloader discovery trojan upx

Malware Config

Signatures

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

ModiLoader Second Stage 1 IoCs

resource	yara_rule
behavioral1/memory/1624-281-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2336 set thread context of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 set thread context of 2636	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	32

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2636-124-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1624-281-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2636-286-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1984-288-0x0000000000400000-0x000000000040B000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 3 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	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe
2696	svchost.exe
2636	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 wrote to memory of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 wrote to memory of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 wrote to memory of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 wrote to memory of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 wrote to memory of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 wrote to memory of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 wrote to memory of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 wrote to memory of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 wrote to memory of 2696	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	31
PID 2336 wrote to memory of 2636	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	32
PID 2336 wrote to memory of 2636	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	32
PID 2336 wrote to memory of 2636	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	32
PID 2336 wrote to memory of 2636	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	32
PID 2336 wrote to memory of 2636	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	32
PID 2336 wrote to memory of 2636	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	32
PID 2336 wrote to memory of 2636	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	32
PID 2336 wrote to memory of 2636	2336	55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe	32

C:\Users\Admin\AppData\Local\Temp\55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe
"C:\Users\Admin\AppData\Local\Temp\55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2336
- 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:2696
- C:\Users\Admin\AppData\Local\Temp\55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe
  "C:\Users\Admin\AppData\Local\Temp\55f3785b2b1213523acefaa0507de48081b8e4d21b5fb87e55871b1bb4b80301N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2636
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\JAUVJ.bat" "
    3⤵
    PID:1912
  - - 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⤵
      PID:1740
- - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
    3⤵
    PID:1396
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      PID:1612
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      PID:1984
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      PID:1624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\JAUVJ.bat

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

Filesize
112KB

MD5
97eaa7f8be58ab6cdce6f4b84f0f1780

SHA1
80a6f6d58f28039db8b715992f038c8b0aaaaa50

SHA256
cb8d97b5f342a61da22abd7002b1aca3fd15a0ee85344e6314828d3661479da2

SHA512
e075b67c41f9267ddf05d2bc4925abea0b36b44fbe7a2302481ab224a0347ad1cdd6efd5c450a5aa804cb8065a672d8e5bb48e65aa3084a26771780c07a68a51

Download Submit
memory/1624-281-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1984-288-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2336-28-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/2336-88-0x00000000004A0000-0x00000000004A2000-memory.dmp

Filesize
8KB

Download
memory/2336-8-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2336-4-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2336-2-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2336-63-0x0000000000440000-0x0000000000442000-memory.dmp

Filesize
8KB

Download
memory/2336-80-0x0000000000480000-0x0000000000481000-memory.dmp

Filesize
4KB

Download
memory/2336-14-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2336-43-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download
memory/2336-38-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download
memory/2336-20-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/2336-32-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2636-286-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2636-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2636-124-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2696-101-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2696-127-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2696-125-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2696-91-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2696-93-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2696-97-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2696-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2696-95-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2696-287-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2696-89-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download