modiloader | 548f3abab155389d2df54938b04d56a662a8a0d49728b25828eb9e9be04b551e | Triage

Analysis

max time kernel
147s
max time network
148s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
20/06/2024, 15:22 UTC

Sharing

Report Analysis Logs

General

Target

073b159eb8e8458f0f130191a8edcbce_JaffaCakes118.exe
Size

108KB
MD5

073b159eb8e8458f0f130191a8edcbce
SHA1

088aa82107fd6e669c350269ca3c4f75a73bfb6b
SHA256

548f3abab155389d2df54938b04d56a662a8a0d49728b25828eb9e9be04b551e
SHA512

9bf78abe09ea2fbfeb08b2fa4e1c8492557d0e2df85e78e19a4a98fbdbd72904777f1b8a73f9641ea2f337a58b8889b22768ff072fb023bdd95e10ea7f6bcd32
SSDEEP

3072:Coy8j7VnNdrPHaSekwi+mW+2yL4RFout:S8jZ7rvaU3+mWryL4voS

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

Bypass User Account Control

Disable or Modify Tools

Modify Registry

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

ModiLoader Second Stage 17 IoCs

resource	yara_rule
behavioral1/memory/2828-13-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2036-12-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-22-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-25-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-26-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-31-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-34-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-37-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-41-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-44-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-47-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-50-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-53-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-56-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-59-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-62-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2828-65-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
2828	mstwain32.exe

UPX packed file 19 IoCs

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

resource	yara_rule
behavioral1/memory/2036-0-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/files/0x00060000000055ce-7.dat	upx
behavioral1/memory/2828-13-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2036-12-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-22-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-25-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-26-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-31-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-34-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-37-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-41-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-44-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-47-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-50-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-53-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-56-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-59-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-62-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2828-65-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	073b159eb8e8458f0f130191a8edcbce_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

description	ioc	Process
File created	C:\Windows\mstwain32.exe	073b159eb8e8458f0f130191a8edcbce_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	073b159eb8e8458f0f130191a8edcbce_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

description	pid	Process
Token: SeDebugPrivilege	2036	073b159eb8e8458f0f130191a8edcbce_JaffaCakes118.exe
Token: SeBackupPrivilege	2224	vssvc.exe
Token: SeRestorePrivilege	2224	vssvc.exe
Token: SeAuditPrivilege	2224	vssvc.exe
Token: SeDebugPrivilege	2828	mstwain32.exe
Token: SeDebugPrivilege	2828	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2828	mstwain32.exe
2828	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2828	2036	073b159eb8e8458f0f130191a8edcbce_JaffaCakes118.exe	31
PID 2036 wrote to memory of 2828	2036	073b159eb8e8458f0f130191a8edcbce_JaffaCakes118.exe	31
PID 2036 wrote to memory of 2828	2036	073b159eb8e8458f0f130191a8edcbce_JaffaCakes118.exe	31
PID 2036 wrote to memory of 2828	2036	073b159eb8e8458f0f130191a8edcbce_JaffaCakes118.exe	31

System policy modification 1 TTPs 1 IoCs

Modify Registry

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

C:\Users\Admin\AppData\Local\Temp\073b159eb8e8458f0f130191a8edcbce_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\073b159eb8e8458f0f130191a8edcbce_JaffaCakes118.exe"
1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\mstwain32.exe
  "C:\Windows\mstwain32.exe"
  2⤵
  - UAC bypass
  - Executes dropped EXE
  - 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:2828

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2224

Network

DNS

AGFA.ZAPTO.ORG

mstwain32.exe

Remote address:

8.8.8.8:53

Request

AGFA.ZAPTO.ORG

IN A

Response

AGFA.ZAPTO.ORG

IN A

94.73.22.187
DNS

AGFA.ZAPTO.ORG

mstwain32.exe

Remote address:

8.8.8.8:53

Request

AGFA.ZAPTO.ORG

IN A

Response

AGFA.ZAPTO.ORG

IN A

94.73.22.187
DNS

AGFA.ZAPTO.ORG

mstwain32.exe

Remote address:

8.8.8.8:53

Request

AGFA.ZAPTO.ORG

IN A

Response

AGFA.ZAPTO.ORG

IN A

94.73.22.187

94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

152 B
3
94.73.22.187:15963

AGFA.ZAPTO.ORG

mstwain32.exe

52 B
1

8.8.8.8:53

AGFA.ZAPTO.ORG

dns

mstwain32.exe

60 B
76 B
1
1

DNS Request

AGFA.ZAPTO.ORG

DNS Response

94.73.22.187
8.8.8.8:53

AGFA.ZAPTO.ORG

dns

mstwain32.exe

60 B
76 B
1
1

DNS Request

AGFA.ZAPTO.ORG

DNS Response

94.73.22.187
8.8.8.8:53

AGFA.ZAPTO.ORG

dns

mstwain32.exe

60 B
76 B
1
1

DNS Request

AGFA.ZAPTO.ORG

DNS Response

94.73.22.187

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Privilege Escalation

Abuse Elevation Control Mechanism

Bypass User Account Control

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Defense Evasion

Abuse Elevation Control Mechanism

Bypass User Account Control

Impair Defenses

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\mstwain32.exe

Filesize
108KB

MD5
073b159eb8e8458f0f130191a8edcbce

SHA1
088aa82107fd6e669c350269ca3c4f75a73bfb6b

SHA256
548f3abab155389d2df54938b04d56a662a8a0d49728b25828eb9e9be04b551e

SHA512
9bf78abe09ea2fbfeb08b2fa4e1c8492557d0e2df85e78e19a4a98fbdbd72904777f1b8a73f9641ea2f337a58b8889b22768ff072fb023bdd95e10ea7f6bcd32

Download Submit
memory/2036-12-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2036-1-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2036-5-0x0000000001F40000-0x0000000001F50000-memory.dmp

Filesize
64KB

Download
memory/2036-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-26-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-30-0x0000000075DB0000-0x0000000075EA0000-memory.dmp

Filesize
960KB

Download
memory/2828-18-0x0000000000490000-0x000000000049E000-memory.dmp

Filesize
56KB

Download
memory/2828-21-0x0000000075DB0000-0x0000000075EA0000-memory.dmp

Filesize
960KB

Download
memory/2828-20-0x0000000075DC0000-0x0000000075DC1000-memory.dmp

Filesize
4KB

Download
memory/2828-23-0x00000000002C0000-0x00000000002C8000-memory.dmp

Filesize
32KB

Download
memory/2828-22-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-24-0x0000000000490000-0x000000000049E000-memory.dmp

Filesize
56KB

Download
memory/2828-25-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-13-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-29-0x0000000075DB0000-0x0000000075EA0000-memory.dmp

Filesize
960KB

Download
memory/2828-17-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2828-31-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-34-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-37-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-41-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-44-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-47-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-50-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-53-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-56-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-62-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2828-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download