modiloader | f4fb996b0aca337b21c76ceed755c0030f7938522101852f4c60df8e988356b4

General

Target

77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
Size

90KB
MD5

77953bafcdd3d0e9271900c906242830
SHA1

c9ffba1b98a250e78abf9f52ce2ed9bb044825c7
SHA256

f4fb996b0aca337b21c76ceed755c0030f7938522101852f4c60df8e988356b4
SHA512

7c046bef84ffb549fc0af02f8d478c399d90a4eaba1cf1e3d1f990858597cf7ac5518140856a76a3dfb85ebe273e3b128e1323f4bd9656efc9337e0057a848ea
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

Score

10^/10

modiloader 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 Second Stage 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2116-249-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral1/memory/2116-261-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

Processes:

csrsll.execsrsll.execsrsll.exe

pid process

2144 csrsll.exe
668 csrsll.exe
2116 csrsll.exe

pid	process
2144	csrsll.exe
668	csrsll.exe
2116	csrsll.exe

Loads dropped DLL 5 IoCs

Processes:

77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe

pid	process
2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe

UPX packed file 19 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2848-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2848-88-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2184-93-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2184-91-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2184-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2184-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2184-100-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2184-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2848-105-0x0000000000400000-0x0000000000453000-memory.dmp	upx
\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe	upx
behavioral1/memory/2184-146-0x0000000003470000-0x00000000034C3000-memory.dmp	upx
behavioral1/memory/2144-150-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2144-210-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2116-249-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/668-248-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2144-252-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2184-255-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/668-260-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2116-261-0x0000000000400000-0x0000000000414000-memory.dmp	upx

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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

77953bafcdd3d0e9271900c906242830_NeikiAnalytics.execsrsll.exe

description	pid	process	target process
PID 2848 set thread context of 2184	2848	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
PID 2144 set thread context of 668	2144	csrsll.exe	csrsll.exe
PID 2144 set thread context of 2116	2144	csrsll.exe	csrsll.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

csrsll.exe

description	pid	process
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe
Token: SeDebugPrivilege	668	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe77953bafcdd3d0e9271900c906242830_NeikiAnalytics.execsrsll.execsrsll.exe

pid process

2848 77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
2184 77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
2144 csrsll.exe
668 csrsll.exe

pid	process
2848	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
2144	csrsll.exe
668	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe77953bafcdd3d0e9271900c906242830_NeikiAnalytics.execmd.execsrsll.exe

description	pid	process	target process
PID 2848 wrote to memory of 2184	2848	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
PID 2848 wrote to memory of 2184	2848	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
PID 2848 wrote to memory of 2184	2848	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
PID 2848 wrote to memory of 2184	2848	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
PID 2848 wrote to memory of 2184	2848	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
PID 2848 wrote to memory of 2184	2848	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
PID 2848 wrote to memory of 2184	2848	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
PID 2848 wrote to memory of 2184	2848	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
PID 2184 wrote to memory of 1252	2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	cmd.exe
PID 2184 wrote to memory of 1252	2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	cmd.exe
PID 2184 wrote to memory of 1252	2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	cmd.exe
PID 2184 wrote to memory of 1252	2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	cmd.exe
PID 1252 wrote to memory of 1976	1252	cmd.exe	reg.exe
PID 1252 wrote to memory of 1976	1252	cmd.exe	reg.exe
PID 1252 wrote to memory of 1976	1252	cmd.exe	reg.exe
PID 1252 wrote to memory of 1976	1252	cmd.exe	reg.exe
PID 2184 wrote to memory of 2144	2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	csrsll.exe
PID 2184 wrote to memory of 2144	2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	csrsll.exe
PID 2184 wrote to memory of 2144	2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	csrsll.exe
PID 2184 wrote to memory of 2144	2184	77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe	csrsll.exe
PID 2144 wrote to memory of 668	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 668	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 668	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 668	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 668	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 668	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 668	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 668	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 2116	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 2116	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 2116	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 2116	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 2116	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 2116	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 2116	2144	csrsll.exe	csrsll.exe
PID 2144 wrote to memory of 2116	2144	csrsll.exe	csrsll.exe

C:\Users\Admin\AppData\Local\Temp\77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Users\Admin\AppData\Local\Temp\77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\77953bafcdd3d0e9271900c906242830_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\FRVSG.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1252
  - - 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
      PID:1976
- - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2144
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:668
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      PID:2116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
3353e1ea8d1b6c2b3af52ecae669bc05

SHA1
bc3bde914d75871a6e5b1bfa84f8df267530951e

SHA256
74c48604d20a2c82c1aebbaf254b98cbe3fcaeeee1adbcb1915c94e075f20e3f

SHA512
19eb9d4b37699a438b1d7f7f2761c4ecf3f90aeb7ed9e3f09e3f6cd38db401db88c41f33f5ac6a0204ea3188f9bdfac9472dc3af5cd7e54825137f9b8c66c823

Download Submit
memory/668-260-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/668-248-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2116-261-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2116-249-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2144-252-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2144-210-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2144-165-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2144-176-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/2144-155-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2144-150-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2184-145-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2184-148-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2184-91-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2184-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2184-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2184-255-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2184-100-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2184-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2184-147-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2184-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2184-89-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2184-144-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2184-146-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2184-95-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2848-87-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2848-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2848-27-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2848-39-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2848-69-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/2848-77-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/2848-105-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2848-88-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2848-59-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/2848-15-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2848-102-0x0000000002760000-0x00000000027B3000-memory.dmp

Filesize
332KB

Download
memory/2848-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2848-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads