modiloader | 60b0ef6574d0a7a30ee5b4fbbf7c1709994e9f3ae276359b8a335930df9dd29c

General

Target

NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
Size

308KB
MD5

6f331f4edfa3feb15f68bb9f9fb15ff9
SHA1

31c86ab64f80518fff5b3a9d824c5e2220b2c466
SHA256

60b0ef6574d0a7a30ee5b4fbbf7c1709994e9f3ae276359b8a335930df9dd29c
SHA512

08e19565b38b034c0912d61264725e7fec2c4c25c0536c6a5408a8a23f27b5ae6f9a24fe091197e72da6d36797c006010d9977cb4a25ddf87bc17db5f53deaf9
SSDEEP

3072:/c3sBG7mXh7m/zZM3jAbNOM6CNtDCZFL:E3sBz0Z4Mj72F

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 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/620-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/620-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/620-59-0x0000000000400000-0x0000000000414000-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:

NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2013768333-4045878716-2922883000-1000\Control Panel\International\Geo\Nation	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe

Executes dropped EXE 3 IoCs

Processes:

csrsll.execsrsll.execsrsll.exe

pid process

1856 csrsll.exe
4620 csrsll.exe
620 csrsll.exe

pid	process
1856	csrsll.exe
4620	csrsll.exe
620	csrsll.exe

UPX packed file 12 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2364-5-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2364-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2364-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2364-18-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2364-31-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/620-44-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/620-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/620-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/620-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2364-55-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4620-58-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/620-59-0x0000000000400000-0x0000000000414000-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-1-5-21-2013768333-4045878716-2922883000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.execsrsll.exe

description	pid	process	target process
PID 224 set thread context of 2364	224	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
PID 1856 set thread context of 4620	1856	csrsll.exe	csrsll.exe
PID 1856 set thread context of 620	1856	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	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe
Token: SeDebugPrivilege	4620	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exeNEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.execsrsll.execsrsll.exe

pid process

224 NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
2364 NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
1856 csrsll.exe
4620 csrsll.exe

pid	process
224	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
2364	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
1856	csrsll.exe
4620	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exeNEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.execmd.execsrsll.exe

description	pid	process	target process
PID 224 wrote to memory of 2364	224	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
PID 224 wrote to memory of 2364	224	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
PID 224 wrote to memory of 2364	224	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
PID 224 wrote to memory of 2364	224	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
PID 224 wrote to memory of 2364	224	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
PID 224 wrote to memory of 2364	224	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
PID 224 wrote to memory of 2364	224	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
PID 224 wrote to memory of 2364	224	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
PID 2364 wrote to memory of 4832	2364	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	cmd.exe
PID 2364 wrote to memory of 4832	2364	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	cmd.exe
PID 2364 wrote to memory of 4832	2364	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	cmd.exe
PID 4832 wrote to memory of 4632	4832	cmd.exe	reg.exe
PID 4832 wrote to memory of 4632	4832	cmd.exe	reg.exe
PID 4832 wrote to memory of 4632	4832	cmd.exe	reg.exe
PID 2364 wrote to memory of 1856	2364	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	csrsll.exe
PID 2364 wrote to memory of 1856	2364	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	csrsll.exe
PID 2364 wrote to memory of 1856	2364	NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe	csrsll.exe
PID 1856 wrote to memory of 4620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 4620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 4620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 4620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 4620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 4620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 4620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 4620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 620	1856	csrsll.exe	csrsll.exe
PID 1856 wrote to memory of 620	1856	csrsll.exe	csrsll.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:224

C:\Users\Admin\AppData\Local\Temp\NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.6f331f4edfa3feb15f68bb9f9fb15ff9.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2364

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CSTQY.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:4832

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:4632

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:1856

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:4620

C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
4⤵
- Executes dropped EXE
PID:620

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\CSTQY.bat
Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

Download Submit
C:\Users\Admin\AppData\Local\Temp\CSTQY.txt
Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
Filesize
308KB

MD5
38f64b0e56881ace4da445aaa0119308

SHA1
587d83ccbd9038fd446afc3769cc4245697f9525

SHA256
ee540070e71b7c54307c2bb1f7f8a865b00be63f0d48a3a6feeee9db5c8aaea3

SHA512
1debe14524315bd683086a9df7d60869f82dab85a5d73e2b16d6ae93dd41eacd869a76779730fe3bb61bf89218090cb36d3c6e2699df0c2e8d19af8fdd55580b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
Filesize
308KB

MD5
38f64b0e56881ace4da445aaa0119308

SHA1
587d83ccbd9038fd446afc3769cc4245697f9525

SHA256
ee540070e71b7c54307c2bb1f7f8a865b00be63f0d48a3a6feeee9db5c8aaea3

SHA512
1debe14524315bd683086a9df7d60869f82dab85a5d73e2b16d6ae93dd41eacd869a76779730fe3bb61bf89218090cb36d3c6e2699df0c2e8d19af8fdd55580b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
Filesize
308KB

MD5
38f64b0e56881ace4da445aaa0119308

SHA1
587d83ccbd9038fd446afc3769cc4245697f9525

SHA256
ee540070e71b7c54307c2bb1f7f8a865b00be63f0d48a3a6feeee9db5c8aaea3

SHA512
1debe14524315bd683086a9df7d60869f82dab85a5d73e2b16d6ae93dd41eacd869a76779730fe3bb61bf89218090cb36d3c6e2699df0c2e8d19af8fdd55580b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
Filesize
308KB

MD5
38f64b0e56881ace4da445aaa0119308

SHA1
587d83ccbd9038fd446afc3769cc4245697f9525

SHA256
ee540070e71b7c54307c2bb1f7f8a865b00be63f0d48a3a6feeee9db5c8aaea3

SHA512
1debe14524315bd683086a9df7d60869f82dab85a5d73e2b16d6ae93dd41eacd869a76779730fe3bb61bf89218090cb36d3c6e2699df0c2e8d19af8fdd55580b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
Filesize
308KB

MD5
38f64b0e56881ace4da445aaa0119308

SHA1
587d83ccbd9038fd446afc3769cc4245697f9525

SHA256
ee540070e71b7c54307c2bb1f7f8a865b00be63f0d48a3a6feeee9db5c8aaea3

SHA512
1debe14524315bd683086a9df7d60869f82dab85a5d73e2b16d6ae93dd41eacd869a76779730fe3bb61bf89218090cb36d3c6e2699df0c2e8d19af8fdd55580b

Download Submit
memory/224-3-0x0000000002B80000-0x0000000002B81000-memory.dmp

Filesize
4KB

Download
memory/224-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/224-4-0x0000000002BA0000-0x0000000002BA1000-memory.dmp

Filesize
4KB

Download
memory/620-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/620-44-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/620-59-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/620-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/620-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1856-41-0x0000000002A50000-0x0000000002A51000-memory.dmp

Filesize
4KB

Download
memory/1856-45-0x0000000002AC0000-0x0000000002AC1000-memory.dmp

Filesize
4KB

Download
memory/1856-39-0x0000000002A40000-0x0000000002A41000-memory.dmp

Filesize
4KB

Download
memory/1856-38-0x0000000002A30000-0x0000000002A31000-memory.dmp

Filesize
4KB

Download
memory/1856-35-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2364-18-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2364-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2364-31-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2364-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2364-55-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2364-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4620-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads