Malware Analysis Report

2024-08-06 14:37

Sample ID 240525-jrwz2sbb28
Target 71511dd6d83ff073cc8de6fccae65776_JaffaCakes118
SHA256 1e81ab16c8cb323f8ce6f50ee4471108535bc9194845d34c7717996f8b2d46b9
Tags
modiloader evasion trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

1e81ab16c8cb323f8ce6f50ee4471108535bc9194845d34c7717996f8b2d46b9

Threat Level: Known bad

The file 71511dd6d83ff073cc8de6fccae65776_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

modiloader evasion trojan

ModiLoader, DBatLoader

UAC bypass

Modiloader family

ModiLoader Second Stage

ModiLoader Second Stage

Loads dropped DLL

Checks whether UAC is enabled

Drops file in Windows directory

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

System policy modification

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Abuse Elevation Control Mechanism
T1548
Bypass User Account Control
T1548.002
Defense Evasion
TA0005
Abuse Elevation Control Mechanism
T1548
Bypass User Account Control
T1548.002
Impair Defenses
T1562
Disable or Modify Tools
T1562.001
Modify Registry
T1112
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-05-25 07:54

Signatures

ModiLoader Second Stage

Description Indicator Process Target
N/A N/A N/A N/A

Modiloader family

modiloader

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-25 07:54

Reported

2024-05-25 07:57

Platform

win7-20240221-en

Max time kernel

150s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

UAC bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

ModiLoader Second Stage

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
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Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\VMPipe32.dll C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp

Files

memory/1500-0-0x0000000000310000-0x0000000000311000-memory.dmp

\Users\Admin\AppData\Local\Temp\ntdtcstp.dll

MD5 67587e25a971a141628d7f07bd40ffa0
SHA1 76fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256 e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA512 6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

\Users\Admin\AppData\Local\Temp\cmsetac.dll

MD5 5c7e6058d6d009a517af3028861702ec
SHA1 9dd79289c54fe76797bbf255028a50c9b69453f6
SHA256 78aa53c222b24aa38081e72b9bd6494938201b92b533e76c0ce96c8664229078
SHA512 a921ce2cd31d8c26a8035af5c0841ef105b257b972f27a3cd6cc1d77c0d17dd9620f7d45be9e16ce3451fb3213251e84b88d34f2f33303af393ded03ad6b214f

memory/1500-7-0x00000000004D0000-0x00000000004DE000-memory.dmp

memory/1500-9-0x0000000075860000-0x0000000075861000-memory.dmp

memory/1500-10-0x0000000075850000-0x0000000075940000-memory.dmp

memory/1500-12-0x00000000003F0000-0x00000000003F8000-memory.dmp

memory/1500-11-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-13-0x00000000004D0000-0x00000000004DE000-memory.dmp

memory/1500-14-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-17-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-20-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-23-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-26-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-29-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-32-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-35-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-38-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-41-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-44-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-47-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1500-50-0x0000000000400000-0x000000000044B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-25 07:54

Reported

2024-05-25 07:57

Platform

win10v2004-20240226-en

Max time kernel

152s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

UAC bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

ModiLoader Second Stage

Description Indicator Process Target
N/A N/A N/A N/A
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N/A N/A N/A N/A
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N/A N/A N/A N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\VMPipe32.dll C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\71511dd6d83ff073cc8de6fccae65776_JaffaCakes118.exe"

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=1328 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 45.56.20.217.in-addr.arpa udp
US 69.111.15.5:4652 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 69.111.15.5:4652 tcp
GB 142.250.200.42:443 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 69.111.15.5:4652 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 69.111.15.5:4652 tcp
US 13.107.246.64:443 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 8.8.8.8:53 11.179.89.13.in-addr.arpa udp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp
US 69.111.15.5:4652 tcp

Files

memory/1424-0-0x0000000000A20000-0x0000000000A21000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\ntdtcstp.dll

MD5 67587e25a971a141628d7f07bd40ffa0
SHA1 76fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256 e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA512 6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

C:\Users\Admin\AppData\Local\Temp\cmsetac.dll

MD5 5c7e6058d6d009a517af3028861702ec
SHA1 9dd79289c54fe76797bbf255028a50c9b69453f6
SHA256 78aa53c222b24aa38081e72b9bd6494938201b92b533e76c0ce96c8664229078
SHA512 a921ce2cd31d8c26a8035af5c0841ef105b257b972f27a3cd6cc1d77c0d17dd9620f7d45be9e16ce3451fb3213251e84b88d34f2f33303af393ded03ad6b214f

memory/1424-12-0x0000000004800000-0x000000000480E000-memory.dmp

memory/1424-15-0x00000000023A0000-0x00000000023A1000-memory.dmp

memory/1424-16-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-18-0x0000000004800000-0x000000000480E000-memory.dmp

memory/1424-17-0x0000000000AC0000-0x0000000000AC8000-memory.dmp

memory/1424-19-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-22-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-25-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-28-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-31-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-34-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-37-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-40-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-43-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-46-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-49-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-52-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-55-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1424-58-0x0000000000400000-0x000000000044B000-memory.dmp