modiloader | efe7c51a6065aa24baf2f33ea287a3f8ab342d4f7e42ed312cc4ae4f6b0b6db9

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
28-05-2024 00:37

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General

Target

29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
Size

326KB
MD5

29790a3dca5fdc1a5ba7281541fb1f30
SHA1

8f54b5aa0c46a63f8a776de982da5de0bf4af6c3
SHA256

efe7c51a6065aa24baf2f33ea287a3f8ab342d4f7e42ed312cc4ae4f6b0b6db9
SHA512

8a397544eadb2b92255d5a08737cdabf3cd14acb816a1a0065e040a50ac2101aed227d9b3ab45501354944d7381eb591f5a3914ea09e614c479218d5c3740169
SSDEEP

3072:Ie2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XV:IsxD5cwohO+O1sVG0/pZ6iPC8

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 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/348-260-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

Processes:

csrsll.execsrsll.execsrsll.exe

pid process

1504 csrsll.exe
1548 csrsll.exe
348 csrsll.exe

pid	process
1504	csrsll.exe
1548	csrsll.exe
348	csrsll.exe

Loads dropped DLL 5 IoCs

Processes:

29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe

pid	process
2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe

UPX packed file 22 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2908-0-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2908-82-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2908-92-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2908-89-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2908-81-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2908-78-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2896-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2896-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2896-96-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2896-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2896-108-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2896-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2908-104-0x0000000000400000-0x0000000000454000-memory.dmp	upx
\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe	upx
behavioral1/memory/2896-148-0x0000000003370000-0x00000000033C4000-memory.dmp	upx
behavioral1/memory/1504-151-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1504-211-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1504-245-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/348-247-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2896-252-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1548-259-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/348-260-0x0000000000400000-0x0000000000414000-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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.execsrsll.exe

description	pid	process	target process
PID 2908 set thread context of 2896	2908	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
PID 1504 set thread context of 1548	1504	csrsll.exe	csrsll.exe
PID 1504 set thread context of 348	1504	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	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe
Token: SeDebugPrivilege	1548	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.execsrsll.execsrsll.exe

pid process

2908 29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
2896 29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
1504 csrsll.exe
1548 csrsll.exe

pid	process
2908	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
1504	csrsll.exe
1548	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.execmd.execsrsll.exe

description	pid	process	target process
PID 2908 wrote to memory of 2896	2908	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
PID 2908 wrote to memory of 2896	2908	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
PID 2908 wrote to memory of 2896	2908	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
PID 2908 wrote to memory of 2896	2908	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
PID 2908 wrote to memory of 2896	2908	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
PID 2908 wrote to memory of 2896	2908	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
PID 2908 wrote to memory of 2896	2908	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
PID 2908 wrote to memory of 2896	2908	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
PID 2896 wrote to memory of 2172	2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	cmd.exe
PID 2896 wrote to memory of 2172	2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	cmd.exe
PID 2896 wrote to memory of 2172	2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	cmd.exe
PID 2896 wrote to memory of 2172	2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	cmd.exe
PID 2172 wrote to memory of 1020	2172	cmd.exe	reg.exe
PID 2172 wrote to memory of 1020	2172	cmd.exe	reg.exe
PID 2172 wrote to memory of 1020	2172	cmd.exe	reg.exe
PID 2172 wrote to memory of 1020	2172	cmd.exe	reg.exe
PID 2896 wrote to memory of 1504	2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	csrsll.exe
PID 2896 wrote to memory of 1504	2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	csrsll.exe
PID 2896 wrote to memory of 1504	2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	csrsll.exe
PID 2896 wrote to memory of 1504	2896	29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe	csrsll.exe
PID 1504 wrote to memory of 1548	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 1548	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 1548	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 1548	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 1548	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 1548	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 1548	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 1548	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 348	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 348	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 348	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 348	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 348	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 348	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 348	1504	csrsll.exe	csrsll.exe
PID 1504 wrote to memory of 348	1504	csrsll.exe	csrsll.exe

C:\Users\Admin\AppData\Local\Temp\29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Users\Admin\AppData\Local\Temp\29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\29790a3dca5fdc1a5ba7281541fb1f30_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2896
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\KJWDM.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2172
  - - 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:1020
- - 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:1504
  - - 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:1548
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      PID:348

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
326KB

MD5
50539bc2696696442725a59c4e23234c

SHA1
11d2918f40b3e326455adfac3f8926023fa3f9e1

SHA256
6d1a1ead978c932a18e807c7f5c88295fe476704346eceee277d2968f1ee079f

SHA512
1f90f201aa196f73a57323124dfdbd072d1ceba87322e37c549e4d5ad9bc44d9e5108abfca455d77a9e270f56e1981d641bcd84d0be8ec674fa52bf7681fbe97

Download Submit
memory/348-260-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/348-247-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1504-245-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1504-211-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1504-166-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1504-177-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1504-185-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1504-156-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1504-151-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1548-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2896-139-0x0000000003370000-0x00000000033C4000-memory.dmp

Filesize
336KB

Download
memory/2896-148-0x0000000003370000-0x00000000033C4000-memory.dmp

Filesize
336KB

Download
memory/2896-252-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2896-150-0x0000000003370000-0x00000000033C4000-memory.dmp

Filesize
336KB

Download
memory/2896-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2896-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2896-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2896-96-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2896-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2896-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2896-108-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2896-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2908-57-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2908-92-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2908-104-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2908-79-0x0000000000480000-0x0000000000482000-memory.dmp

Filesize
8KB

Download
memory/2908-60-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2908-78-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2908-0-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2908-70-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2908-89-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2908-81-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2908-82-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2908-39-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2908-27-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2908-15-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2908-93-0x00000000027C0000-0x0000000002814000-memory.dmp

Filesize
336KB

Download
memory/2908-3-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/2908-5-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download