modiloader | 91e3a2dc2423ff288266cdf883e5b72f127d7103dd3595060f1e746942ff03a8

General

Target

7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
Size

90KB
MD5

7cfbdc792551a059a783ceec41e09f90
SHA1

887baa47f80728f8f268343035ee2f9adb0ee1fb
SHA256

91e3a2dc2423ff288266cdf883e5b72f127d7103dd3595060f1e746942ff03a8
SHA512

2fa243ab7d02aa9d9bf060a110676df8a0145243275ac1bbbd6763424bedfb0affadf33b4f16e4924fe014f6ca3b3c121dea58b108339f33c4590c9dfdf00102
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/1892-258-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

Processes:

csrsll.execsrsll.execsrsll.exe

pid process

2164 csrsll.exe
540 csrsll.exe
1892 csrsll.exe

pid	process
2164	csrsll.exe
540	csrsll.exe
1892	csrsll.exe

Loads dropped DLL 5 IoCs

Processes:

7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe

pid	process
2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe

UPX packed file 17 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1276-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1276-88-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2584-93-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2584-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2584-100-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2584-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2584-91-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1276-104-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2584-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe	upx
behavioral1/memory/2164-148-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2164-236-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1892-242-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2164-246-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2584-250-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/540-257-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1892-258-0x0000000000400000-0x0000000000414000-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-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.execsrsll.exe

description	pid	process	target process
PID 1276 set thread context of 2584	1276	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
PID 2164 set thread context of 540	2164	csrsll.exe	csrsll.exe
PID 2164 set thread context of 1892	2164	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	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe
Token: SeDebugPrivilege	540	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.execsrsll.execsrsll.exe

pid process

1276 7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
2584 7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
2164 csrsll.exe
540 csrsll.exe

pid	process
1276	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
2164	csrsll.exe
540	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.execmd.execsrsll.exe

description	pid	process	target process
PID 1276 wrote to memory of 2584	1276	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
PID 1276 wrote to memory of 2584	1276	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
PID 1276 wrote to memory of 2584	1276	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
PID 1276 wrote to memory of 2584	1276	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
PID 1276 wrote to memory of 2584	1276	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
PID 1276 wrote to memory of 2584	1276	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
PID 1276 wrote to memory of 2584	1276	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
PID 1276 wrote to memory of 2584	1276	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
PID 2584 wrote to memory of 2648	2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	cmd.exe
PID 2584 wrote to memory of 2648	2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	cmd.exe
PID 2584 wrote to memory of 2648	2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	cmd.exe
PID 2584 wrote to memory of 2648	2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	cmd.exe
PID 2648 wrote to memory of 2152	2648	cmd.exe	reg.exe
PID 2648 wrote to memory of 2152	2648	cmd.exe	reg.exe
PID 2648 wrote to memory of 2152	2648	cmd.exe	reg.exe
PID 2648 wrote to memory of 2152	2648	cmd.exe	reg.exe
PID 2584 wrote to memory of 2164	2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	csrsll.exe
PID 2584 wrote to memory of 2164	2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	csrsll.exe
PID 2584 wrote to memory of 2164	2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	csrsll.exe
PID 2584 wrote to memory of 2164	2584	7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe	csrsll.exe
PID 2164 wrote to memory of 540	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 540	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 540	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 540	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 540	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 540	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 540	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 540	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 1892	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 1892	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 1892	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 1892	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 1892	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 1892	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 1892	2164	csrsll.exe	csrsll.exe
PID 2164 wrote to memory of 1892	2164	csrsll.exe	csrsll.exe

C:\Users\Admin\AppData\Local\Temp\7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Users\Admin\AppData\Local\Temp\7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\7cfbdc792551a059a783ceec41e09f90_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2584
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\IUYVJ.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2648
  - - 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:2152
- - 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:2164
  - - 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:540
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      PID:1892

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

Replay Monitor

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Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
ee914ed9edcfd822eccd5f3a21d08aeb

SHA1
3b04f16624fe08c084f948bfc945973336abe3b1

SHA256
ffa8234b157445be6c0c5c91d02fdf67cdf050caf5b4bd86fa93defd725aeb58

SHA512
b7c54f99432d123696f40f9561c39814fb05b98b559926a75d52f7ba6069c1227aac35a0c648a7cf6a6cefea819cbd6305bf5bcbdd5ed8c572eafc73f7497fd7

Download Submit
memory/540-257-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1276-27-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1276-69-0x0000000000380000-0x0000000000381000-memory.dmp

Filesize
4KB

Download
memory/1276-59-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/1276-39-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1276-88-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1276-87-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/1276-77-0x00000000003A0000-0x00000000003A2000-memory.dmp

Filesize
8KB

Download
memory/1276-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1276-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1276-15-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1276-95-0x0000000001DF0000-0x0000000001E43000-memory.dmp

Filesize
332KB

Download
memory/1276-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1276-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1892-242-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1892-258-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2164-148-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2164-153-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2164-246-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2164-236-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2164-163-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2164-174-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2584-143-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2584-145-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2584-144-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2584-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2584-146-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2584-89-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2584-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2584-91-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2584-100-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2584-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2584-250-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2584-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2584-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads