modiloader | 29a29a315c476e8cabba3e8ec1fa4ceb20810e310c3a0b65fde16a5f02a9bbdf

General

Target

b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe
Size

270KB
MD5

b80043457f28be96e9bcba6c69dda403
SHA1

85ce04c671852fb4535e722a1fdb61575546f25b
SHA256

29a29a315c476e8cabba3e8ec1fa4ceb20810e310c3a0b65fde16a5f02a9bbdf
SHA512

5ea93550c7c9623a76a51ab5ebd4516feac928fda5d1cc8cdd900eff6c035e5db5d5706b8b0b39f9e4a2b45f3b6a2aa3f41cfeabe0b8520f7968df1881780e0a
SSDEEP

6144:qGyjnBSkuV1d4eZd88ORJIf/wTB4R53dpc:5YnBSkuVUeZdYqwTe

Score

10^/10

modiloader evasion persistence trojan

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 16 IoCs

Processes:

resource	yara_rule
C:\Windows\mstwain32.exe	modiloader_stage2
behavioral2/memory/4932-10-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-27-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-30-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-33-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-36-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-39-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-45-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-48-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-51-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-54-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-57-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-60-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-63-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1504-66-0x0000000000400000-0x000000000044B000-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:

b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe

Deletes itself 1 IoCs

Processes:

mstwain32.exe

pid process

1504 mstwain32.exe
Executes dropped EXE 1 IoCs

Processes:

mstwain32.exe

pid process

1504 mstwain32.exe
Loads dropped DLL 4 IoCs

Processes:

mstwain32.exe

pid process

1504 mstwain32.exe
1504 mstwain32.exe
1504 mstwain32.exe
1504 mstwain32.exe

pid	process
1504	mstwain32.exe

pid	process
1504	mstwain32.exe

pid	process
1504	mstwain32.exe
1504	mstwain32.exe
1504	mstwain32.exe
1504	mstwain32.exe

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-1-5-21-1181767204-2009306918-3718769404-1000\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:

b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exemstwain32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b80043457f28be96e9bcba6c69dda403_JaffaCakes118.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:

b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exemstwain32.exe

description	ioc	process
File created	C:\Windows\mstwain32.exe	b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	b80043457f28be96e9bcba6c69dda403_JaffaCakes118.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:

b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	4932	b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe
Token: SeBackupPrivilege	4684	vssvc.exe
Token: SeRestorePrivilege	4684	vssvc.exe
Token: SeAuditPrivilege	4684	vssvc.exe
Token: SeDebugPrivilege	1504	mstwain32.exe
Token: SeDebugPrivilege	1504	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid process

1504 mstwain32.exe
1504 mstwain32.exe

pid	process
1504	mstwain32.exe
1504	mstwain32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe

description	pid	process	target process
PID 4932 wrote to memory of 1504	4932	b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe	mstwain32.exe
PID 4932 wrote to memory of 1504	4932	b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe	mstwain32.exe
PID 4932 wrote to memory of 1504	4932	b80043457f28be96e9bcba6c69dda403_JaffaCakes118.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\b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4932

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\b80043457f28be96e9bcba6c69dda403_JaffaCakes118.exe"
2⤵
- UAC bypass
- Deletes itself
- 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:1504

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4684

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=3212,i,14648456027158448592,4956305794400220180,262144 --variations-seed-version --mojo-platform-channel-handle=4360 /prefetch:8
1⤵
PID:3464

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:\Windows\cmsetac.dll
Filesize
32KB

MD5
de283255717073505699a34fff307823

SHA1
b91e41fbf2e32e10467e6e0d5ae03c04d00c8e93

SHA256
a6b7f36bd9ebd8f4344a61884facd5d183b8a9e6252b6d69044189b04d4b80c9

SHA512
81ec0b10d92ed168d09bcf91e710fe89112a1dd580523757713e3a38ec5468b2759ddc8b4219e2a7a6a9f810b82c0de875dc5ab553e4923049aa4ea80df135df

Download Submit
C:\Windows\mstwain32.exe
Filesize
270KB

MD5
b80043457f28be96e9bcba6c69dda403

SHA1
85ce04c671852fb4535e722a1fdb61575546f25b

SHA256
29a29a315c476e8cabba3e8ec1fa4ceb20810e310c3a0b65fde16a5f02a9bbdf

SHA512
5ea93550c7c9623a76a51ab5ebd4516feac928fda5d1cc8cdd900eff6c035e5db5d5706b8b0b39f9e4a2b45f3b6a2aa3f41cfeabe0b8520f7968df1881780e0a

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

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/1504-33-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-39-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-66-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-23-0x00000000028E0000-0x00000000028EE000-memory.dmp

Filesize
56KB

Download
memory/1504-26-0x0000000002790000-0x0000000002791000-memory.dmp

Filesize
4KB

Download
memory/1504-27-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-29-0x00000000028E0000-0x00000000028EE000-memory.dmp

Filesize
56KB

Download
memory/1504-28-0x0000000000940000-0x0000000000948000-memory.dmp

Filesize
32KB

Download
memory/1504-30-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-63-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-36-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-19-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download
memory/1504-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-48-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-51-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-54-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-57-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-60-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4932-0-0x00000000021D0000-0x00000000021D1000-memory.dmp

Filesize
4KB

Download
memory/4932-10-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads