modiloader | 3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31

General

Target

3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
Size

90KB
MD5

9b1bf701fd37576fc06c48d28ecc53f0
SHA1

921d0609b786183df5814c3ebd1e01eab95bd5be
SHA256

3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31
SHA512

7ddf127a1f3692d1830721673d2e513f0fd5d7f4436160ebbea1ebc00759afa7a59c0b1d05746b4a7fa1927482e694e8a16caa238403b4056fc50e17aee5cc58
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/632-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/632-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/632-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/632-61-0x0000000000400000-0x0000000000414000-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:

3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe

Executes dropped EXE 3 IoCs

Processes:

csrsll.execsrsll.execsrsll.exe

pid process

2228 csrsll.exe
1408 csrsll.exe
632 csrsll.exe

pid	process
2228	csrsll.exe
1408	csrsll.exe
632	csrsll.exe

UPX packed file 19 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3144-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5024-3-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3144-5-0x0000000002A40000-0x0000000002A42000-memory.dmp	upx
behavioral2/memory/5024-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5024-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3144-13-0x0000000000400000-0x0000000000453000-memory.dmp	upx
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe	upx
behavioral2/memory/2228-35-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2228-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/632-44-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1408-50-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/632-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2228-54-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/632-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/632-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/632-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5024-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1408-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/632-61-0x0000000000400000-0x0000000000414000-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-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.execsrsll.exe

description	pid	process	target process
PID 3144 set thread context of 5024	3144	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
PID 2228 set thread context of 1408	2228	csrsll.exe	csrsll.exe
PID 2228 set thread context of 632	2228	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	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe
Token: SeDebugPrivilege	1408	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.execsrsll.execsrsll.exe

pid	process
3144	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
5024	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
2228	csrsll.exe
1408	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.execmd.execsrsll.exe

description	pid	process	target process
PID 3144 wrote to memory of 5024	3144	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
PID 3144 wrote to memory of 5024	3144	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
PID 3144 wrote to memory of 5024	3144	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
PID 3144 wrote to memory of 5024	3144	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
PID 3144 wrote to memory of 5024	3144	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
PID 3144 wrote to memory of 5024	3144	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
PID 3144 wrote to memory of 5024	3144	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
PID 3144 wrote to memory of 5024	3144	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
PID 5024 wrote to memory of 4916	5024	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	cmd.exe
PID 5024 wrote to memory of 4916	5024	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	cmd.exe
PID 5024 wrote to memory of 4916	5024	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	cmd.exe
PID 4916 wrote to memory of 4724	4916	cmd.exe	reg.exe
PID 4916 wrote to memory of 4724	4916	cmd.exe	reg.exe
PID 4916 wrote to memory of 4724	4916	cmd.exe	reg.exe
PID 5024 wrote to memory of 2228	5024	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	csrsll.exe
PID 5024 wrote to memory of 2228	5024	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	csrsll.exe
PID 5024 wrote to memory of 2228	5024	3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe	csrsll.exe
PID 2228 wrote to memory of 1408	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 1408	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 1408	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 1408	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 1408	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 1408	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 1408	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 1408	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 632	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 632	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 632	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 632	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 632	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 632	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 632	2228	csrsll.exe	csrsll.exe
PID 2228 wrote to memory of 632	2228	csrsll.exe	csrsll.exe

C:\Users\Admin\AppData\Local\Temp\3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3144

C:\Users\Admin\AppData\Local\Temp\3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\3ff79a2bbffc2f3cf553cd4e95f62951f0d9e93e12e5c56a3916fc335170ec31_NeikiAnalytics.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5024

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\HVVJK.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:4916

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:4724

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:2228

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:1408

C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
4⤵
- Executes dropped EXE
PID:632

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 --field-trial-handle=3804,i,1809100026287847100,9768898026582633513,262144 --variations-seed-version --mojo-platform-channel-handle=3968 /prefetch:8
1⤵
PID:4328

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

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

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

MD5
26b92f0dca55b314e9eebb877cac57f9

SHA1
4f0c337643b02be4792652e1d78bd7a32173262b

SHA256
399fc5c806330051cf91c354572152471230fff8524b7863a662e04f864812f8

SHA512
00a60cb16fa1bdd11185ccbd7df8de9c658e050f2c1420e3b18cbbc6ef576bd1bbc4e3285e9dddd4aa6d0c4a353a2c3b9efb87f9beb65fb943eed9ffa2a44f05

Download Submit
memory/632-61-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/632-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/632-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/632-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/632-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/632-44-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1408-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1408-50-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2228-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2228-35-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2228-54-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3144-6-0x0000000002A50000-0x0000000002A52000-memory.dmp

Filesize
8KB

Download
memory/3144-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3144-13-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3144-7-0x0000000002A60000-0x0000000002A62000-memory.dmp

Filesize
8KB

Download
memory/3144-4-0x0000000002A30000-0x0000000002A32000-memory.dmp

Filesize
8KB

Download
memory/3144-5-0x0000000002A40000-0x0000000002A42000-memory.dmp

Filesize
8KB

Download
memory/5024-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5024-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5024-55-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/5024-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5024-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads