Malware Analysis Report

2025-04-13 20:42

Sample ID 240704-fx9ljsyckg
Target 24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118
SHA256 981ec3cacbb793db43a339bba424824595758d1d5d9237fe2b32dd84e7cdd726
Tags
modiloader evasion trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

981ec3cacbb793db43a339bba424824595758d1d5d9237fe2b32dd84e7cdd726

Threat Level: Known bad

The file 24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

modiloader evasion trojan upx

ModiLoader, DBatLoader

UAC bypass

ModiLoader Second Stage

UPX packed file

Loads dropped DLL

Checks whether UAC is enabled

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

System policy modification

Uses Volume Shadow Copy service COM API

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-04 05:16

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-04 05:16

Reported

2024-07-04 05:18

Platform

win7-20240221-en

Max time kernel

147s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_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\24c1c64d7bc92f3ce2012d0ee1cdf7e3_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
N/A N/A N/A N/A
N/A N/A N/A N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A 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\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_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\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe N/A

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 antidotko.zapto.org udp

Files

memory/2924-0-0x0000000000600000-0x0000000000604000-memory.dmp

memory/2924-1-0x0000000000220000-0x0000000000224000-memory.dmp

memory/2368-5-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2924-6-0x0000000000600000-0x0000000000604000-memory.dmp

memory/2368-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2368-2-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2368-8-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2368-9-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2368-10-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2368-11-0x00000000002A0000-0x00000000002A1000-memory.dmp

memory/2368-12-0x0000000000400000-0x0000000000452000-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 4055398efbd17ee58472f4cce91cceee
SHA1 ddab5dbb06a026d994e36a28c09a1eb8b8f2886c
SHA256 6168316980dd3eebfdcdd977da2a2fb65ac479357380127ce700bec2130e4ba4
SHA512 d0c874a641c37e9932ccf08828ca1191eb3b999ccbb6247d851eb0ba8b51ed498bafb091f21604012fa60d7becf1add8491028275070db71d18b0f34ac49c5dc

memory/2368-18-0x0000000002810000-0x000000000281E000-memory.dmp

memory/2368-20-0x0000000076CF0000-0x0000000076CF1000-memory.dmp

memory/2368-21-0x0000000076CE0000-0x0000000076DD0000-memory.dmp

memory/2368-23-0x0000000002810000-0x000000000281E000-memory.dmp

memory/2368-22-0x0000000000370000-0x0000000000378000-memory.dmp

memory/2368-24-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2368-27-0x0000000076CE0000-0x0000000076DD0000-memory.dmp

memory/2368-30-0x0000000076CE0000-0x0000000076DD0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-04 05:16

Reported

2024-07-04 05:18

Platform

win10v2004-20240611-en

Max time kernel

147s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_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\24c1c64d7bc92f3ce2012d0ee1cdf7e3_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
N/A N/A N/A N/A
N/A N/A N/A N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A 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\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_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\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe N/A

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\24c1c64d7bc92f3ce2012d0ee1cdf7e3_JaffaCakes118.exe

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 23.41.178.57:443 www.bing.com tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 57.178.41.23.in-addr.arpa udp
US 8.8.8.8:53 antidotko.zapto.org udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 antidotko.zapto.org udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 antidotko.zapto.org udp
US 8.8.8.8:53 antidotko.zapto.org udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 antidotko.zapto.org udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.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 antidotko.zapto.org udp
US 8.8.8.8:53 antidotko.zapto.org udp
US 8.8.8.8:53 antidotko.zapto.org udp

Files

memory/4224-0-0x0000000000600000-0x0000000000604000-memory.dmp

memory/2072-1-0x0000000000400000-0x0000000000452000-memory.dmp

memory/4224-3-0x0000000000600000-0x0000000000604000-memory.dmp

memory/2072-4-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2072-5-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2072-6-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2072-7-0x00000000005E0000-0x00000000005E1000-memory.dmp

memory/2072-8-0x0000000000400000-0x0000000000452000-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 4055398efbd17ee58472f4cce91cceee
SHA1 ddab5dbb06a026d994e36a28c09a1eb8b8f2886c
SHA256 6168316980dd3eebfdcdd977da2a2fb65ac479357380127ce700bec2130e4ba4
SHA512 d0c874a641c37e9932ccf08828ca1191eb3b999ccbb6247d851eb0ba8b51ed498bafb091f21604012fa60d7becf1add8491028275070db71d18b0f34ac49c5dc

memory/2072-18-0x0000000000B60000-0x0000000000B6E000-memory.dmp

memory/2072-20-0x0000000000B50000-0x0000000000B51000-memory.dmp

memory/2072-22-0x0000000000B60000-0x0000000000B6E000-memory.dmp

memory/2072-21-0x0000000000B30000-0x0000000000B38000-memory.dmp

memory/2072-25-0x0000000000400000-0x0000000000452000-memory.dmp