modiloader | 132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01/12/2024, 19:46

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General

Target

132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
Size

90KB
MD5

4855e895232c58db3544f52ed9fdc685
SHA1

0c19be531609dd54263dd4c8ed83d72f03ce3186
SHA256

132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6
SHA512

cf6bc2fb90021de0cff7fffa15bfd3969999975a5fae0a8cf1b17a736ea6a8b20c845371ca0cbfb08202dd3f79d1a03879164da242eda3e82ee4d94529465023
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD9:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3j

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/832-258-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1632	csrsll.exe
832	csrsll.exe
2504	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.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-1-5-21-4177215427-74451935-3209572229-1000\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 2100 set thread context of 2656	2100	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	31
PID 1632 set thread context of 2504	1632	csrsll.exe	36
PID 1632 set thread context of 832	1632	csrsll.exe	37

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2100-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2100-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2100-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2656-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2656-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2656-93-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2656-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2656-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2656-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2100-102-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-131.dat	upx
behavioral1/memory/1632-151-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2656-152-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1632-253-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2656-257-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/832-245-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1632-221-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2656-212-0x0000000001F80000-0x0000000001FD3000-memory.dmp	upx
behavioral1/memory/832-258-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2504-259-0x0000000000400000-0x000000000040B000-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	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe
Token: SeDebugPrivilege	2504	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2100	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
1632	csrsll.exe
2504	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2656	2100	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	31
PID 2100 wrote to memory of 2656	2100	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	31
PID 2100 wrote to memory of 2656	2100	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	31
PID 2100 wrote to memory of 2656	2100	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	31
PID 2100 wrote to memory of 2656	2100	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	31
PID 2100 wrote to memory of 2656	2100	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	31
PID 2100 wrote to memory of 2656	2100	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	31
PID 2100 wrote to memory of 2656	2100	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	31
PID 2656 wrote to memory of 2356	2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	32
PID 2656 wrote to memory of 2356	2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	32
PID 2656 wrote to memory of 2356	2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	32
PID 2656 wrote to memory of 2356	2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	32
PID 2356 wrote to memory of 852	2356	cmd.exe	34
PID 2356 wrote to memory of 852	2356	cmd.exe	34
PID 2356 wrote to memory of 852	2356	cmd.exe	34
PID 2356 wrote to memory of 852	2356	cmd.exe	34
PID 2656 wrote to memory of 1632	2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	35
PID 2656 wrote to memory of 1632	2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	35
PID 2656 wrote to memory of 1632	2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	35
PID 2656 wrote to memory of 1632	2656	132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe	35
PID 1632 wrote to memory of 2504	1632	csrsll.exe	36
PID 1632 wrote to memory of 2504	1632	csrsll.exe	36
PID 1632 wrote to memory of 2504	1632	csrsll.exe	36
PID 1632 wrote to memory of 2504	1632	csrsll.exe	36
PID 1632 wrote to memory of 2504	1632	csrsll.exe	36
PID 1632 wrote to memory of 2504	1632	csrsll.exe	36
PID 1632 wrote to memory of 2504	1632	csrsll.exe	36
PID 1632 wrote to memory of 2504	1632	csrsll.exe	36
PID 1632 wrote to memory of 832	1632	csrsll.exe	37
PID 1632 wrote to memory of 832	1632	csrsll.exe	37
PID 1632 wrote to memory of 832	1632	csrsll.exe	37
PID 1632 wrote to memory of 832	1632	csrsll.exe	37
PID 1632 wrote to memory of 832	1632	csrsll.exe	37
PID 1632 wrote to memory of 832	1632	csrsll.exe	37
PID 1632 wrote to memory of 832	1632	csrsll.exe	37
PID 1632 wrote to memory of 832	1632	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
"C:\Users\Admin\AppData\Local\Temp\132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Users\Admin\AppData\Local\Temp\132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe
  "C:\Users\Admin\AppData\Local\Temp\132d5c006e26c947d695d6cd6747ebb23d5165730a01b0133e7b185104d886e6.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\JRJSO.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2356
  - - 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:852
- - 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:1632
  - - 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:2504
  - - 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:832

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\JRJSO.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
c6e1f9908afb38c7e03d138c74da7066

SHA1
13f5333aed07c0cedae86d301fcee146ace4adc1

SHA256
e57d094c58698902cf4e66827e81cd705238e27e8e8c92e309077f0f0cd418ff

SHA512
9184e6f399f142b3274d529b8e8cb09cb223d37cda6d851ea2aef8c5da7bfccaadcb7d6f6c28af57ba8314f891b7698a557981958575f8ad7a2d48e4f66a4f88

Download Submit
memory/832-258-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/832-245-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1632-165-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1632-253-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1632-151-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1632-221-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1632-176-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1632-155-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2100-41-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/2100-29-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2100-71-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2100-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2100-79-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download
memory/2100-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2100-61-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/2100-90-0x00000000024D0000-0x0000000002523000-memory.dmp

Filesize
332KB

Download
memory/2100-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2100-15-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2100-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2100-102-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2100-16-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2100-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2504-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2656-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2656-147-0x0000000001F80000-0x0000000001FD3000-memory.dmp

Filesize
332KB

Download
memory/2656-148-0x0000000001F80000-0x0000000001FD3000-memory.dmp

Filesize
332KB

Download
memory/2656-152-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2656-146-0x0000000001F80000-0x0000000001FD3000-memory.dmp

Filesize
332KB

Download
memory/2656-217-0x0000000001F80000-0x0000000001FD3000-memory.dmp

Filesize
332KB

Download
memory/2656-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2656-257-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2656-246-0x0000000001F80000-0x0000000001FD3000-memory.dmp

Filesize
332KB

Download
memory/2656-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2656-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2656-212-0x0000000001F80000-0x0000000001FD3000-memory.dmp

Filesize
332KB

Download
memory/2656-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2656-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2656-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2656-91-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads