modiloader | ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233

General

Target

ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
Size

308KB
MD5

00f766be2dbc569d3fb88dd3444daa2c
SHA1

369d04f9e751431a46096a2d32e9bed3c221a1a8
SHA256

ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233
SHA512

8e243ed4adbabf4c1cb88463a789a87c61ab642233febbc065baaaf296573ed7501ca7dce5732b35c779150fe40d7d81fe57c3246a9b5ca833e3a2876596d35e
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

Detects Windows executables referencing non-Windows User-Agents 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1168-48-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral2/memory/1168-51-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral2/memory/1168-56-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

ModiLoader Second Stage 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1168-48-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1168-51-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1168-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

UPX dump on OEP (original entry point) 11 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3652-5-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral2/memory/3652-7-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral2/memory/3652-11-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral2/memory/3652-8-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral2/memory/1168-39-0x0000000000400000-0x0000000000414000-memory.dmp	UPX
behavioral2/memory/1168-48-0x0000000000400000-0x0000000000414000-memory.dmp	UPX
behavioral2/memory/1168-47-0x0000000000400000-0x0000000000414000-memory.dmp	UPX
behavioral2/memory/1168-51-0x0000000000400000-0x0000000000414000-memory.dmp	UPX
behavioral2/memory/3652-52-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral2/memory/1168-56-0x0000000000400000-0x0000000000414000-memory.dmp	UPX
behavioral2/memory/892-55-0x0000000000400000-0x000000000040B000-memory.dmp	UPX

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:

ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\Control Panel\International\Geo\Nation	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe

Executes dropped EXE 3 IoCs

Processes:

csrsll.execsrsll.execsrsll.exe

pid process

748 csrsll.exe
892 csrsll.exe
1168 csrsll.exe

pid	process
748	csrsll.exe
892	csrsll.exe
1168	csrsll.exe

UPX packed file 12 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3652-5-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3652-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3652-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3652-8-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1168-39-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/748-41-0x0000000002A40000-0x0000000002A41000-memory.dmp	upx
behavioral2/memory/1168-48-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1168-47-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1168-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3652-52-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1168-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/892-55-0x0000000000400000-0x000000000040B000-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-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.execsrsll.exe

description	pid	process	target process
PID 232 set thread context of 3652	232	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
PID 748 set thread context of 892	748	csrsll.exe	csrsll.exe
PID 748 set thread context of 1168	748	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	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe
Token: SeDebugPrivilege	892	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exece2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.execsrsll.execsrsll.exe

pid	process
232	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
3652	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
748	csrsll.exe
892	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exece2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.execmd.execsrsll.exe

description	pid	process	target process
PID 232 wrote to memory of 3652	232	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
PID 232 wrote to memory of 3652	232	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
PID 232 wrote to memory of 3652	232	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
PID 232 wrote to memory of 3652	232	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
PID 232 wrote to memory of 3652	232	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
PID 232 wrote to memory of 3652	232	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
PID 232 wrote to memory of 3652	232	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
PID 232 wrote to memory of 3652	232	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
PID 3652 wrote to memory of 516	3652	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	cmd.exe
PID 3652 wrote to memory of 516	3652	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	cmd.exe
PID 3652 wrote to memory of 516	3652	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	cmd.exe
PID 516 wrote to memory of 1720	516	cmd.exe	reg.exe
PID 516 wrote to memory of 1720	516	cmd.exe	reg.exe
PID 516 wrote to memory of 1720	516	cmd.exe	reg.exe
PID 3652 wrote to memory of 748	3652	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	csrsll.exe
PID 3652 wrote to memory of 748	3652	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	csrsll.exe
PID 3652 wrote to memory of 748	3652	ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe	csrsll.exe
PID 748 wrote to memory of 892	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 892	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 892	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 892	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 892	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 892	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 892	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 892	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 1168	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 1168	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 1168	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 1168	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 1168	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 1168	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 1168	748	csrsll.exe	csrsll.exe
PID 748 wrote to memory of 1168	748	csrsll.exe	csrsll.exe

C:\Users\Admin\AppData\Local\Temp\ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
"C:\Users\Admin\AppData\Local\Temp\ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:232

C:\Users\Admin\AppData\Local\Temp\ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe
"C:\Users\Admin\AppData\Local\Temp\ce2619b880d32bf1d79ab5f708b57de29d247805da15ed2b2e2cb9337fb42233.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3652

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\KYXJR.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:516

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:1720

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:748

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:892

C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
4⤵
- Executes dropped EXE
PID:1168

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\KYXJR.txt
Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

MD5
241921602e06762a5f0f79c7619f631a

SHA1
275a6e8ae5249cfee8080075ad97338ff39cc499

SHA256
c70debe9a96413b9cba2a533d735ca50ebfaf994a5a41213d8f221c6582c4670

SHA512
252a673a0640b5bb064cabedd8937d4434ad194569083d3157400e57e484d5a7112d925bc4cdc99ef06c7bc00bef7001aefe4761915baabbae72d153fbe7bc7e

Download Submit
memory/232-3-0x00000000021F0000-0x00000000021F1000-memory.dmp

Filesize
4KB

Download
memory/232-4-0x0000000002A60000-0x0000000002A61000-memory.dmp

Filesize
4KB

Download
memory/232-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/748-36-0x00000000022E0000-0x00000000022E1000-memory.dmp

Filesize
4KB

Download
memory/748-45-0x0000000002AC0000-0x0000000002AC1000-memory.dmp

Filesize
4KB

Download
memory/748-41-0x0000000002A40000-0x0000000002A41000-memory.dmp

Filesize
4KB

Download
memory/748-33-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/892-55-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1168-47-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1168-39-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1168-48-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1168-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1168-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3652-8-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3652-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3652-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3652-52-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3652-5-0x0000000000400000-0x000000000040B000-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