modiloader | cd968d7bd3ecb87b2871973d7272d2faa3029be6b8943ddf21242c8db5a29f72

General

Target

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe
Size

270KB
MD5

b7f8816f98231848635192696ec1d2ad
SHA1

30b4e445156ce7264ba8786ddb62eb8bf9262a71
SHA256

cd968d7bd3ecb87b2871973d7272d2faa3029be6b8943ddf21242c8db5a29f72
SHA512

1b611bb0dbb07b9dd00f1bce222aa8b21008b3d738254d6323361cbb5900d071ef2d25d4d766d7fa0de857b7dc0fed0bcc26c2df27a3626512b04eee962dd923
SSDEEP

6144:KG377xS2Vp2CeiorXhwTBOz53npcCJJvH:Zr7xS2Vp6FwTwbJJvH

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
behavioral2/memory/4888-0-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
C:\Windows\mstwain32.exe	modiloader_stage2
behavioral2/memory/4888-11-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-27-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-30-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-33-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-36-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-39-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-45-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-48-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-51-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-54-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-57-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-60-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1420-63-0x0000000000400000-0x000000000044B000-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:

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

Processes:

mstwain32.exe

pid process

1420 mstwain32.exe
Loads dropped DLL 4 IoCs

Processes:

mstwain32.exe

pid process

1420 mstwain32.exe
1420 mstwain32.exe
1420 mstwain32.exe
1420 mstwain32.exe

pid	process
1420	mstwain32.exe

pid	process
1420	mstwain32.exe
1420	mstwain32.exe
1420	mstwain32.exe
1420	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-1-5-21-3808065738-1666277613-1125846146-1000\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:

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exemstwain32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b7f8816f98231848635192696ec1d2ad_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:

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exemstwain32.exe

description	ioc	process
File created	C:\Windows\mstwain32.exe	b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	b7f8816f98231848635192696ec1d2ad_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:

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	4888	b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe
Token: SeBackupPrivilege	2140	vssvc.exe
Token: SeRestorePrivilege	2140	vssvc.exe
Token: SeAuditPrivilege	2140	vssvc.exe
Token: SeDebugPrivilege	1420	mstwain32.exe
Token: SeDebugPrivilege	1420	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid process

1420 mstwain32.exe
1420 mstwain32.exe

pid	process
1420	mstwain32.exe
1420	mstwain32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe

description	pid	process	target process
PID 4888 wrote to memory of 1420	4888	b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe	mstwain32.exe
PID 4888 wrote to memory of 1420	4888	b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe	mstwain32.exe
PID 4888 wrote to memory of 1420	4888	b7f8816f98231848635192696ec1d2ad_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\b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b7f8816f98231848635192696ec1d2ad_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:4888

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe"
2⤵
- 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:1420

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2140

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 --mojo-platform-channel-handle=1416 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
1⤵
PID:1840

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
33KB

MD5
2b04cbdb311711b202924a68963fda1b

SHA1
bc3aeea8b2e9cd25beda8750ea7b43b2e66f263b

SHA256
7d4c6d26d83da626c17d7f22baa585eb26feea67a8a6cb54376cef47b8e69a9e

SHA512
3db7a80c44c62bfec106c83529684e197b2c8f13074b83dc4c92184201db49c4e38f162842531dc470f3c578073691a37dcaad593386f60c33a19f93966b9a15

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

MD5
b7f8816f98231848635192696ec1d2ad

SHA1
30b4e445156ce7264ba8786ddb62eb8bf9262a71

SHA256
cd968d7bd3ecb87b2871973d7272d2faa3029be6b8943ddf21242c8db5a29f72

SHA512
1b611bb0dbb07b9dd00f1bce222aa8b21008b3d738254d6323361cbb5900d071ef2d25d4d766d7fa0de857b7dc0fed0bcc26c2df27a3626512b04eee962dd923

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

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/1420-30-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-36-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-19-0x00000000020D0000-0x00000000020D1000-memory.dmp

Filesize
4KB

Download
memory/1420-63-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-23-0x0000000003220000-0x000000000322E000-memory.dmp

Filesize
56KB

Download
memory/1420-26-0x00000000030D0000-0x00000000030D1000-memory.dmp

Filesize
4KB

Download
memory/1420-27-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-29-0x0000000003220000-0x000000000322E000-memory.dmp

Filesize
56KB

Download
memory/1420-28-0x0000000002120000-0x0000000002128000-memory.dmp

Filesize
32KB

Download
memory/1420-60-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-33-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-57-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-39-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-48-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-51-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-54-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4888-11-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4888-0-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4888-1-0x0000000000720000-0x0000000000721000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads