Malware Analysis Report

2024-08-06 14:19

Sample ID 240619-1nsxnaxfkn
Target 00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118
SHA256 f051f15c5c975891df9dad69444ff66f0a45cdc5bd19ec16be1aa8d4075f0ceb
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

f051f15c5c975891df9dad69444ff66f0a45cdc5bd19ec16be1aa8d4075f0ceb

Threat Level: Known bad

The file 00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

modiloader evasion trojan

ModiLoader, DBatLoader

UAC bypass

ModiLoader Second Stage

Checks BIOS information in registry

Loads dropped DLL

Checks whether UAC is enabled

Drops file in Windows directory

Unsigned PE

System policy modification

Suspicious use of SetWindowsHookEx

Enumerates system info in registry

Suspicious use of AdjustPrivilegeToken

Checks processor information in registry

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
Query Registry
T1012
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

2024-06-19 21:48

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-19 21:48

Reported

2024-06-19 21:50

Platform

win7-20240508-en

Max time kernel

147s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_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\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

ModiLoader Second Stage

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

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_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\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_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\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosDate C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_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\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 evolution2008.no-ip.org udp

Files

memory/2196-0-0x0000000000400000-0x000000000082C000-memory.dmp

memory/2196-1-0x0000000002350000-0x0000000002460000-memory.dmp

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

MD5 67587e25a971a141628d7f07bd40ffa0
SHA1 76fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256 e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA512 6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

memory/2196-5-0x0000000002340000-0x0000000002341000-memory.dmp

memory/2196-9-0x0000000003E70000-0x0000000003E7E000-memory.dmp

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

MD5 9ec75aa034b2ea7431917ce12764c0ba
SHA1 f7d13cd572cc05e66122cd1f763a8df4f1247e81
SHA256 09f513de0b9ddff295ffd7602edac5119f6a6a994266c8a8c0e9ca5421e38bc3
SHA512 543dc7d784259348de6f34e9525c9a7c1349768cffb906a3409311888f884db22c5dd9dca92f222f72dd188c016bddb61e9d3d847eab7f9ba5c5c5e543c264c4

memory/2196-12-0x00000000764A0000-0x0000000076590000-memory.dmp

memory/2196-11-0x00000000764B0000-0x00000000764B1000-memory.dmp

memory/2196-14-0x0000000002B80000-0x0000000002B88000-memory.dmp

memory/2196-15-0x0000000003E70000-0x0000000003E7E000-memory.dmp

memory/2196-16-0x0000000000400000-0x000000000082C000-memory.dmp

memory/2196-17-0x0000000002350000-0x0000000002460000-memory.dmp

memory/2196-21-0x00000000764A0000-0x0000000076590000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-19 21:48

Reported

2024-06-19 21:50

Platform

win10v2004-20240611-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_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\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

ModiLoader Second Stage

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

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_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\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_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\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosDate C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_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\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\00b0f2a6e491fe0215b19a0037dbed36_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 evolution2008.no-ip.org udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 97.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 45.19.74.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/3596-0-0x0000000000400000-0x000000000082C000-memory.dmp

memory/3596-1-0x00000000027F0000-0x00000000028E0000-memory.dmp

memory/3596-2-0x0000000002FE0000-0x0000000002FE1000-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 9ec75aa034b2ea7431917ce12764c0ba
SHA1 f7d13cd572cc05e66122cd1f763a8df4f1247e81
SHA256 09f513de0b9ddff295ffd7602edac5119f6a6a994266c8a8c0e9ca5421e38bc3
SHA512 543dc7d784259348de6f34e9525c9a7c1349768cffb906a3409311888f884db22c5dd9dca92f222f72dd188c016bddb61e9d3d847eab7f9ba5c5c5e543c264c4

memory/3596-14-0x00000000045D0000-0x00000000045DE000-memory.dmp

memory/3596-17-0x0000000004580000-0x0000000004581000-memory.dmp

memory/3596-19-0x0000000004540000-0x0000000004548000-memory.dmp

memory/3596-20-0x00000000045D0000-0x00000000045DE000-memory.dmp

memory/3596-21-0x0000000000400000-0x000000000082C000-memory.dmp

memory/3596-25-0x00000000027F0000-0x00000000028E0000-memory.dmp