modiloader | e23673b78313abba285bdece953fc447a3bc528807cf57f4d8365403e10147eb

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15-05-2024 03:47

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General

Target

749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
Size

90KB
MD5

749c4329d9c14f9fbfe3b13b102edb80
SHA1

5d4b84d17cd4361877aed081f0a568c4f48bab25
SHA256

e23673b78313abba285bdece953fc447a3bc528807cf57f4d8365403e10147eb
SHA512

f2199a68e688f486c6eaede7bb8ec8bf7218e49a05c9a1f4da35093b9985610d7e6bf77319cc96f98333cff72ba818fd494f498029f2cb054e2ace4a05cfa53e
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 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1468-262-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

Processes:

csrsll.execsrsll.execsrsll.exe

pid process

992 csrsll.exe
928 csrsll.exe
1468 csrsll.exe

pid	process
992	csrsll.exe
928	csrsll.exe
1468	csrsll.exe

Loads dropped DLL 5 IoCs

Processes:

749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe

pid	process
2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe

UPX packed file 23 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2860-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2860-91-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2908-100-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2860-102-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2908-96-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2908-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2860-87-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2860-81-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2860-80-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2908-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2908-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2908-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2908-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2908-134-0x0000000003240000-0x0000000003293000-memory.dmp	upx
\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe	upx
behavioral1/memory/992-153-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/992-221-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/992-249-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1468-250-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/928-244-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2908-256-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/928-261-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1468-262-0x0000000000400000-0x0000000000414000-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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.execsrsll.exe

description	pid	process	target process
PID 2860 set thread context of 2908	2860	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
PID 992 set thread context of 928	992	csrsll.exe	csrsll.exe
PID 992 set thread context of 1468	992	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	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe
Token: SeDebugPrivilege	928	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.execsrsll.execsrsll.exe

pid process

2860 749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
2908 749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
992 csrsll.exe
928 csrsll.exe

pid	process
2860	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
992	csrsll.exe
928	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.execmd.execsrsll.exe

description	pid	process	target process
PID 2860 wrote to memory of 2908	2860	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
PID 2860 wrote to memory of 2908	2860	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
PID 2860 wrote to memory of 2908	2860	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
PID 2860 wrote to memory of 2908	2860	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
PID 2860 wrote to memory of 2908	2860	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
PID 2860 wrote to memory of 2908	2860	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
PID 2860 wrote to memory of 2908	2860	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
PID 2860 wrote to memory of 2908	2860	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
PID 2908 wrote to memory of 1936	2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	cmd.exe
PID 2908 wrote to memory of 1936	2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	cmd.exe
PID 2908 wrote to memory of 1936	2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	cmd.exe
PID 2908 wrote to memory of 1936	2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	cmd.exe
PID 1936 wrote to memory of 796	1936	cmd.exe	reg.exe
PID 1936 wrote to memory of 796	1936	cmd.exe	reg.exe
PID 1936 wrote to memory of 796	1936	cmd.exe	reg.exe
PID 1936 wrote to memory of 796	1936	cmd.exe	reg.exe
PID 2908 wrote to memory of 992	2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	csrsll.exe
PID 2908 wrote to memory of 992	2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	csrsll.exe
PID 2908 wrote to memory of 992	2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	csrsll.exe
PID 2908 wrote to memory of 992	2908	749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe	csrsll.exe
PID 992 wrote to memory of 928	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 928	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 928	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 928	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 928	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 928	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 928	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 928	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 1468	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 1468	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 1468	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 1468	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 1468	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 1468	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 1468	992	csrsll.exe	csrsll.exe
PID 992 wrote to memory of 1468	992	csrsll.exe	csrsll.exe

C:\Users\Admin\AppData\Local\Temp\749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Users\Admin\AppData\Local\Temp\749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\749c4329d9c14f9fbfe3b13b102edb80_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2908
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\HDBRX.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1936
  - - 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:796
- - 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:992
  - - 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:928
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      PID:1468

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\HDBRX.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
ab8952d2d25c553c7bcc84d3d06482e2

SHA1
fd311f4e93c5a4cdb4da8bca5c2509c7590039f2

SHA256
043b6ae19e9fb882558ec270dd91bf119cddb556fbdc40d2db16b358c745c3cd

SHA512
52460fd8eaaf020ab6f607745e332594fbb0b1b78080b4e74e2b1f4de700807712c52a71aebf20f59d03de8aa173f06753e1bb3bd2877fe4d86f7bc4438d1b9f

Download Submit
memory/928-261-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/928-244-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/992-153-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/992-156-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/992-177-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/992-221-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/992-166-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/992-249-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1468-262-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1468-250-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2860-81-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2860-27-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2860-78-0x0000000001E00000-0x0000000001E02000-memory.dmp

Filesize
8KB

Download
memory/2860-77-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2860-69-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/2860-59-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/2860-39-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2860-80-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2860-87-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2860-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2860-102-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2860-91-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2860-3-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2860-5-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2860-15-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2908-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2908-148-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2908-147-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2908-149-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2908-134-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2908-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2908-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2908-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2908-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2908-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2908-96-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2908-256-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2908-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2908-100-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download