modiloader | 3464299477e20ea76deebacf67f27b8acf91b962d0e7cd024e32e5126c16b943

General

Target

0034802f63e162402422a0ee421cdebb_JaffaCakes118.exe
Size

203KB
MD5

0034802f63e162402422a0ee421cdebb
SHA1

8f7c8aec670598636c33a541b7bc6a53cc3e3bc5
SHA256

3464299477e20ea76deebacf67f27b8acf91b962d0e7cd024e32e5126c16b943
SHA512

447eebc239820c5384dae6f956e874448ddb4f06af0cd5ec29be511021904834668941c93d86d16822a54636e870e0621c20b49dad26acde1916980177703245
SSDEEP

3072:cRDV12ZPLu/5CmnSrFUkPUL2w5LSeDROhXBphUr4sdTtCsfhIMCPKzVnLoG:6f2ZTI5LShTtwLDsXBpKrFovM7

Score

10^/10

modiloader evasion persistence trojan upx

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
UAC bypass 3 TTPs 1 IoCs
evasion trojan

Bypass User Account Control
T1548.002

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

mstwain32.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

ModiLoader Second Stage 15 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1432-20-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-35-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-38-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-41-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-44-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-47-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-50-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-53-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-56-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-59-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-62-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-65-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-68-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-71-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2112-74-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

0034802f63e162402422a0ee421cdebb_JaffaCakes118.exeautorun.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	0034802f63e162402422a0ee421cdebb_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	autorun.exe

Executes dropped EXE 2 IoCs

Processes:

autorun.exemstwain32.exe

pid process

1432 autorun.exe
2112 mstwain32.exe
Loads dropped DLL 4 IoCs

Processes:

mstwain32.exe

pid process

2112 mstwain32.exe
2112 mstwain32.exe
2112 mstwain32.exe
2112 mstwain32.exe

pid	process
1432	autorun.exe
2112	mstwain32.exe

pid	process
2112	mstwain32.exe
2112	mstwain32.exe
2112	mstwain32.exe
2112	mstwain32.exe

UPX packed file 18 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\autorun.exe	upx
behavioral2/memory/1432-11-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-23-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/1432-20-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-35-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-38-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-41-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-44-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-47-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-50-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-53-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-56-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-59-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-62-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-65-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-68-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-71-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2112-74-0x0000000000400000-0x0000000000450000-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:

mstwain32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

autorun.exemstwain32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	autorun.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

Drops file in Windows directory 4 IoCs

Processes:

autorun.exemstwain32.exe

description	ioc	process
File created	C:\Windows\mstwain32.exe	autorun.exe
File opened for modification	C:\Windows\mstwain32.exe	autorun.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

autorun.exevssvc.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	1432	autorun.exe
Token: SeBackupPrivilege	3424	vssvc.exe
Token: SeRestorePrivilege	3424	vssvc.exe
Token: SeAuditPrivilege	3424	vssvc.exe
Token: SeDebugPrivilege	2112	mstwain32.exe
Token: SeDebugPrivilege	2112	mstwain32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

0034802f63e162402422a0ee421cdebb_JaffaCakes118.exemstwain32.exe

pid process

1160 0034802f63e162402422a0ee421cdebb_JaffaCakes118.exe
2112 mstwain32.exe
2112 mstwain32.exe

pid	process
1160	0034802f63e162402422a0ee421cdebb_JaffaCakes118.exe
2112	mstwain32.exe
2112	mstwain32.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

0034802f63e162402422a0ee421cdebb_JaffaCakes118.exeautorun.exe

description	pid	process	target process
PID 1160 wrote to memory of 1432	1160	0034802f63e162402422a0ee421cdebb_JaffaCakes118.exe	autorun.exe
PID 1160 wrote to memory of 1432	1160	0034802f63e162402422a0ee421cdebb_JaffaCakes118.exe	autorun.exe
PID 1160 wrote to memory of 1432	1160	0034802f63e162402422a0ee421cdebb_JaffaCakes118.exe	autorun.exe
PID 1432 wrote to memory of 2112	1432	autorun.exe	mstwain32.exe
PID 1432 wrote to memory of 2112	1432	autorun.exe	mstwain32.exe
PID 1432 wrote to memory of 2112	1432	autorun.exe	mstwain32.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

mstwain32.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

C:\Users\Admin\AppData\Local\Temp\0034802f63e162402422a0ee421cdebb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0034802f63e162402422a0ee421cdebb_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1160

C:\Users\Admin\AppData\Local\Temp\autorun.exe
"C:\Users\Admin\AppData\Local\Temp\autorun.exe"
2⤵
- Checks computer location settings
- Executes dropped EXE
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1432

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe"
3⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:2112

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3424

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

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

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\autorun.exe
Filesize
111KB

MD5
7086393dbc0c7974014870a53922ef24

SHA1
33707b7a1010e47971c4166f72206617b2afcf18

SHA256
ea8208d5ba3f75e98719ee05543c54e1b0e44b34227be8465f9958105c893444

SHA512
860e9120acb10b1c44152a85b09dc0989e33ec626a7376a57da038226ab297c2876a275d3be873a588b1cc99dc48896e2345fb78bbf1cfb326a4fbf7426c12ed

Download Submit
C:\Windows\cmsetac.dll
Filesize
33KB

MD5
82fec52e81e7e581b08a3554d6021435

SHA1
48edfcb863bb59d65069fbb880a20eb1b719fd80

SHA256
2a94483dd1a3f59378de83c944f254e5243cd73d6a16c22d0fdcfc735856ca12

SHA512
13596cd5b2826edcf7cab589765edcfb0fe725ecaff9c3081fc9f6f445ebcb80765e526c0eeeebe4039676cd55620b329bb2d231f346b45260a514dc5db7cd40

Download Submit
C:\Windows\ntdtcstp.dll
Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/1432-11-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1432-22-0x0000000002210000-0x0000000002211000-memory.dmp

Filesize
4KB

Download
memory/1432-20-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-41-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-50-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-35-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-37-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/2112-36-0x0000000000640000-0x0000000000648000-memory.dmp

Filesize
32KB

Download
memory/2112-38-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-23-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-44-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-47-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-33-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/2112-53-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-56-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-62-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-71-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2112-74-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads