modiloader | 527622f03370a6d1489f7388b443dc3731f354d281b30a695b647f2053e56269

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
03-06-2024 04:55

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General

Target

9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
Size

90KB
MD5

9c324decaa441f2ae5922e5637d8bab0
SHA1

8fd86397b1c4551b7831dec28c944cba0a903e87
SHA256

527622f03370a6d1489f7388b443dc3731f354d281b30a695b647f2053e56269
SHA512

77d329b9437a912a4d248585837d345cf8ccf67b11582d180e3fbfdbcd98a0764f050df36f8369a78f3d8989efdde8e1c901bfb626987eea7287be96f0372b1e
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/2100-261-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

Processes:

csrsll.execsrsll.execsrsll.exe

pid process

1816 csrsll.exe
592 csrsll.exe
2100 csrsll.exe

pid	process
1816	csrsll.exe
592	csrsll.exe
2100	csrsll.exe

Loads dropped DLL 5 IoCs

Processes:

9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe

pid	process
2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe

UPX packed file 22 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2408-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2408-78-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2408-82-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2408-91-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2408-81-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2876-110-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2876-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2876-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2876-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2408-104-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2876-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2876-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2876-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe	upx
behavioral1/memory/2876-147-0x0000000003470000-0x00000000034C3000-memory.dmp	upx
behavioral1/memory/1816-210-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2100-244-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1816-247-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2876-253-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/592-242-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/592-260-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2100-261-0x0000000000400000-0x0000000000414000-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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.execsrsll.exe

description	pid	process	target process
PID 2408 set thread context of 2876	2408	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
PID 1816 set thread context of 592	1816	csrsll.exe	csrsll.exe
PID 1816 set thread context of 2100	1816	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	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe
Token: SeDebugPrivilege	592	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.execsrsll.execsrsll.exe

pid process

2408 9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
2876 9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
1816 csrsll.exe
592 csrsll.exe

pid	process
2408	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
1816	csrsll.exe
592	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.execmd.execsrsll.exe

description	pid	process	target process
PID 2408 wrote to memory of 2876	2408	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
PID 2408 wrote to memory of 2876	2408	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
PID 2408 wrote to memory of 2876	2408	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
PID 2408 wrote to memory of 2876	2408	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
PID 2408 wrote to memory of 2876	2408	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
PID 2408 wrote to memory of 2876	2408	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
PID 2408 wrote to memory of 2876	2408	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
PID 2408 wrote to memory of 2876	2408	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
PID 2876 wrote to memory of 2264	2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	cmd.exe
PID 2876 wrote to memory of 2264	2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	cmd.exe
PID 2876 wrote to memory of 2264	2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	cmd.exe
PID 2876 wrote to memory of 2264	2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	cmd.exe
PID 2264 wrote to memory of 2008	2264	cmd.exe	reg.exe
PID 2264 wrote to memory of 2008	2264	cmd.exe	reg.exe
PID 2264 wrote to memory of 2008	2264	cmd.exe	reg.exe
PID 2264 wrote to memory of 2008	2264	cmd.exe	reg.exe
PID 2876 wrote to memory of 1816	2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	csrsll.exe
PID 2876 wrote to memory of 1816	2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	csrsll.exe
PID 2876 wrote to memory of 1816	2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	csrsll.exe
PID 2876 wrote to memory of 1816	2876	9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe	csrsll.exe
PID 1816 wrote to memory of 592	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 592	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 592	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 592	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 592	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 592	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 592	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 592	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 2100	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 2100	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 2100	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 2100	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 2100	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 2100	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 2100	1816	csrsll.exe	csrsll.exe
PID 1816 wrote to memory of 2100	1816	csrsll.exe	csrsll.exe

C:\Users\Admin\AppData\Local\Temp\9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2408

C:\Users\Admin\AppData\Local\Temp\9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\9c324decaa441f2ae5922e5637d8bab0_NeikiAnalytics.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2876

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\POAIR.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:2264

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:2008

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:1816

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:592

C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
4⤵
- Executes dropped EXE
PID:2100

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\POAIR.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
daa52278ee974c8157ab2f83c1f6497d

SHA1
2e2376a59b3f9ed55105e6e78c3a5f5880d42c47

SHA256
d4e3c562b8c2b51295569ff546bb264cacc7c8f7844077f4203b8c2c6751cf62

SHA512
d3b55e58a8eea0a3dcac35db4850269252d7fe0c9aafb7b058fa7595fed8572084d27955377566d8902a7a899a93a2f5e0e26c6f04c8ac3fce2c85b2a7d39264

Download Submit
memory/592-260-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/592-242-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1816-247-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1816-210-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1816-165-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1816-176-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1816-155-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2100-261-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2100-244-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2408-91-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2408-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2408-59-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2408-92-0x0000000001DF0000-0x0000000001E43000-memory.dmp

Filesize
332KB

Download
memory/2408-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2408-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2408-15-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2408-27-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2408-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2408-39-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/2408-78-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2408-70-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2408-61-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2408-82-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2408-81-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2408-79-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download
memory/2876-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2876-148-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2876-147-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2876-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2876-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2876-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2876-149-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2876-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2876-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2876-253-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2876-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2876-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2876-110-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download