modiloader | f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 04:45

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General

Target

f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
Size

90KB
MD5

d9c5dbb377d7c72ed98595ad0afe5505
SHA1

19f5340767219dfd2de3e58a2a967f9f49310e47
SHA256

f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11
SHA512

13a28cd93606408a291e559ca34066584c5a2fce194b16c5fb4068e651fb0770c2e3ef7c03b141e48d4117a09efd221ab63931adbc8601e55c46c3edb74aec9e
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3o

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/2008-261-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2340	csrsll.exe
628	csrsll.exe
2008	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3004 set thread context of 2812	3004	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	30
PID 2340 set thread context of 628	2340	csrsll.exe	36
PID 2340 set thread context of 2008	2340	csrsll.exe	37

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3004-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/3004-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/3004-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2812-93-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3004-102-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2812-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000a000000016d36-131.dat	upx
behavioral1/memory/2340-150-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2812-153-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2340-224-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2008-249-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2340-254-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2812-259-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2008-261-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/628-260-0x0000000000400000-0x000000000040B000-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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe
Token: SeDebugPrivilege	628	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3004	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
2340	csrsll.exe
628	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 2812	3004	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	30
PID 3004 wrote to memory of 2812	3004	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	30
PID 3004 wrote to memory of 2812	3004	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	30
PID 3004 wrote to memory of 2812	3004	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	30
PID 3004 wrote to memory of 2812	3004	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	30
PID 3004 wrote to memory of 2812	3004	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	30
PID 3004 wrote to memory of 2812	3004	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	30
PID 3004 wrote to memory of 2812	3004	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	30
PID 2812 wrote to memory of 2408	2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	32
PID 2812 wrote to memory of 2408	2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	32
PID 2812 wrote to memory of 2408	2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	32
PID 2812 wrote to memory of 2408	2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	32
PID 2408 wrote to memory of 1620	2408	cmd.exe	34
PID 2408 wrote to memory of 1620	2408	cmd.exe	34
PID 2408 wrote to memory of 1620	2408	cmd.exe	34
PID 2408 wrote to memory of 1620	2408	cmd.exe	34
PID 2812 wrote to memory of 2340	2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	35
PID 2812 wrote to memory of 2340	2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	35
PID 2812 wrote to memory of 2340	2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	35
PID 2812 wrote to memory of 2340	2812	f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe	35
PID 2340 wrote to memory of 628	2340	csrsll.exe	36
PID 2340 wrote to memory of 628	2340	csrsll.exe	36
PID 2340 wrote to memory of 628	2340	csrsll.exe	36
PID 2340 wrote to memory of 628	2340	csrsll.exe	36
PID 2340 wrote to memory of 628	2340	csrsll.exe	36
PID 2340 wrote to memory of 628	2340	csrsll.exe	36
PID 2340 wrote to memory of 628	2340	csrsll.exe	36
PID 2340 wrote to memory of 628	2340	csrsll.exe	36
PID 2340 wrote to memory of 2008	2340	csrsll.exe	37
PID 2340 wrote to memory of 2008	2340	csrsll.exe	37
PID 2340 wrote to memory of 2008	2340	csrsll.exe	37
PID 2340 wrote to memory of 2008	2340	csrsll.exe	37
PID 2340 wrote to memory of 2008	2340	csrsll.exe	37
PID 2340 wrote to memory of 2008	2340	csrsll.exe	37
PID 2340 wrote to memory of 2008	2340	csrsll.exe	37
PID 2340 wrote to memory of 2008	2340	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
"C:\Users\Admin\AppData\Local\Temp\f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Users\Admin\AppData\Local\Temp\f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe
  "C:\Users\Admin\AppData\Local\Temp\f282666f769115b477cd8763a828362547fb4f3b74b5b11e7d419127dc817c11.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\NSECG.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2408
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:1620
- - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2340
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:628
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2008

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

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Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
4bfa41d63a60d01bedc990fc07317ac7

SHA1
a5be673f355feb7b83746efe31e853e4ca96fac4

SHA256
e883eeeeb745d01e6b106c79fa044b776d8290e7c6e558e32d366af91ffeccb5

SHA512
e32ec33252faf52c14bf1e453772203d197d80e857a6cbde1be3257630461b58011b2bfde300667acdd9bfe6e17959370172669f815aabfcee64e6bafca43808

Download Submit
memory/628-260-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2008-261-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2008-249-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2340-254-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2340-224-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2340-156-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2340-166-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2340-177-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2340-150-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2812-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-222-0x00000000034D0000-0x0000000003523000-memory.dmp

Filesize
332KB

Download
memory/2812-91-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2812-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-220-0x00000000034D0000-0x0000000003523000-memory.dmp

Filesize
332KB

Download
memory/2812-221-0x00000000034D0000-0x0000000003523000-memory.dmp

Filesize
332KB

Download
memory/2812-223-0x00000000034D0000-0x0000000003523000-memory.dmp

Filesize
332KB

Download
memory/2812-147-0x00000000034D0000-0x0000000003523000-memory.dmp

Filesize
332KB

Download
memory/2812-148-0x00000000034D0000-0x0000000003523000-memory.dmp

Filesize
332KB

Download
memory/2812-146-0x00000000034D0000-0x0000000003523000-memory.dmp

Filesize
332KB

Download
memory/2812-153-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-145-0x00000000034D0000-0x0000000003523000-memory.dmp

Filesize
332KB

Download
memory/3004-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3004-41-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/3004-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3004-71-0x0000000000500000-0x0000000000501000-memory.dmp

Filesize
4KB

Download
memory/3004-90-0x00000000027A0000-0x00000000027F3000-memory.dmp

Filesize
332KB

Download
memory/3004-79-0x0000000000530000-0x0000000000532000-memory.dmp

Filesize
8KB

Download
memory/3004-61-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download
memory/3004-29-0x0000000000480000-0x0000000000481000-memory.dmp

Filesize
4KB

Download
memory/3004-18-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/3004-15-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/3004-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3004-102-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3004-3-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/3004-5-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads