modiloader | 87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723

Analysis

max time kernel
151s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28-06-2024 05:30

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General

Target

87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
Size

90KB
MD5

e92d3daa44e462aa3a63e5be0b220770
SHA1

0f520c517eea5d8627f9a11328af6d22fdfa17df
SHA256

87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723
SHA512

2fb9de03d7743ff441e71071c6935361cfe847f974a6b578fb72894b510022624c6b9ec2ee52eb033a99b067f360a113847a450e20fa9bf42aeb6e6cca09ebd1
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 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4856-59-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4856-60-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4856-61-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4856-65-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe

Executes dropped EXE 3 IoCs

Processes:

csrsll.execsrsll.execsrsll.exe

pid process

5028 csrsll.exe
380 csrsll.exe
4856 csrsll.exe

pid	process
5028	csrsll.exe
380	csrsll.exe
4856	csrsll.exe

UPX packed file 22 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3936-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3936-3-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3936-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3936-6-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1472-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1472-12-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1472-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3936-16-0x0000000000400000-0x0000000000453000-memory.dmp	upx
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe	upx
behavioral2/memory/5028-38-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1472-42-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5028-43-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5028-44-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4856-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5028-56-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4856-58-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4856-59-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4856-60-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4856-61-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1472-63-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/380-64-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4856-65-0x0000000000400000-0x0000000000414000-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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.execsrsll.exe

description	pid	process	target process
PID 3936 set thread context of 1472	3936	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
PID 5028 set thread context of 380	5028	csrsll.exe	csrsll.exe
PID 5028 set thread context of 4856	5028	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	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe
Token: SeDebugPrivilege	380	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.execsrsll.execsrsll.exe

pid	process
3936	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
1472	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
5028	csrsll.exe
380	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.execmd.execsrsll.exe

description	pid	process	target process
PID 3936 wrote to memory of 1472	3936	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
PID 3936 wrote to memory of 1472	3936	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
PID 3936 wrote to memory of 1472	3936	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
PID 3936 wrote to memory of 1472	3936	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
PID 3936 wrote to memory of 1472	3936	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
PID 3936 wrote to memory of 1472	3936	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
PID 3936 wrote to memory of 1472	3936	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
PID 3936 wrote to memory of 1472	3936	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
PID 1472 wrote to memory of 3156	1472	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	cmd.exe
PID 1472 wrote to memory of 3156	1472	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	cmd.exe
PID 1472 wrote to memory of 3156	1472	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	cmd.exe
PID 3156 wrote to memory of 1468	3156	cmd.exe	reg.exe
PID 3156 wrote to memory of 1468	3156	cmd.exe	reg.exe
PID 3156 wrote to memory of 1468	3156	cmd.exe	reg.exe
PID 1472 wrote to memory of 5028	1472	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	csrsll.exe
PID 1472 wrote to memory of 5028	1472	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	csrsll.exe
PID 1472 wrote to memory of 5028	1472	87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe	csrsll.exe
PID 5028 wrote to memory of 380	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 380	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 380	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 380	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 380	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 380	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 380	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 380	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 4856	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 4856	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 4856	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 4856	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 4856	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 4856	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 4856	5028	csrsll.exe	csrsll.exe
PID 5028 wrote to memory of 4856	5028	csrsll.exe	csrsll.exe

C:\Users\Admin\AppData\Local\Temp\87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3936

C:\Users\Admin\AppData\Local\Temp\87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\87ac74e90e266ea95f67c8133b66bc0740a45f6a89c057ddc3caee2a6bb3e723_NeikiAnalytics.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1472

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\OPMVH.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:3156

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:1468

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:5028

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:380

C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
4⤵
- Executes dropped EXE
PID:4856

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4000 --field-trial-handle=2276,i,5697607538120380977,9987005253899555344,262144 --variations-seed-version /prefetch:8
1⤵
PID:4752

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\OPMVH.txt
Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
Filesize
90KB

MD5
847587d80a5cab1e2db06c963b9e8933

SHA1
7912191f18f68d57c970f015da947de886b450d3

SHA256
adb37243dabb2b5a513b83b44171dc5141b1dbdb1923fe4108b674fc8d63adff

SHA512
778de56963f9c5795fa90b1588b509a1db409664b25810b5dc303a1ec1b1459ccbf2b008a938c851614a0e3c6805ba54f7b8dd0f6c3d6895dcf2cc6222b57d05

Download Submit
memory/380-64-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1472-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1472-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1472-62-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/1472-42-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1472-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1472-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3936-6-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3936-16-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3936-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3936-7-0x0000000002340000-0x0000000002342000-memory.dmp

Filesize
8KB

Download
memory/3936-3-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3936-8-0x0000000002BA0000-0x0000000002BA2000-memory.dmp

Filesize
8KB

Download
memory/3936-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3936-5-0x0000000002320000-0x0000000002322000-memory.dmp

Filesize
8KB

Download
memory/4856-61-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4856-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4856-59-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4856-60-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4856-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4856-65-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5028-56-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5028-44-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5028-43-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5028-38-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download