Malware Analysis Report

2025-03-15 05:56

Sample ID 240514-1f1mjahe8v
Target 432c4df78b2e709f26fb4828ba9bd716_JaffaCakes118
SHA256 dc11dde79b00c6d6ff9cbae4e8ffd514fc7093132876377b797c6654a5ca5dcb
Tags
vmprotect upx gh0strat rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral7

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral10

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral8

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral9

Detonation Overview

Command Line

Signatures

Processes

Network

Files

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

dc11dde79b00c6d6ff9cbae4e8ffd514fc7093132876377b797c6654a5ca5dcb

Threat Level: Known bad

The file 432c4df78b2e709f26fb4828ba9bd716_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

vmprotect upx gh0strat rat

Gh0strat

Gh0st RAT payload

VMProtect packed file

UPX packed file

Drops startup file

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-14 21:36

Signatures

UPX packed file

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

VMProtect packed file

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

Unsigned PE

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

Analysis: behavioral4

Detonation Overview

Submitted

2024-05-14 21:36

Reported

2024-05-14 21:39

Platform

win10v2004-20240226-en

Max time kernel

135s

Max time network

162s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\HookXC.dll,#1

Signatures

VMProtect packed file

vmprotect
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

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2616 wrote to memory of 564 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2616 wrote to memory of 564 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2616 wrote to memory of 564 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\HookXC.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\HookXC.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 564 -ip 564

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 564 -s 692

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=1352 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 112.27.33.23.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 28.173.189.20.in-addr.arpa udp

Files

memory/564-0-0x0000000010000000-0x0000000010214000-memory.dmp

memory/564-1-0x00000000101B1000-0x00000000101B2000-memory.dmp

memory/564-2-0x0000000010000000-0x0000000010214000-memory.dmp

memory/564-6-0x0000000010000000-0x0000000010214000-memory.dmp

Analysis: behavioral7

Detonation Overview

Submitted

2024-05-14 21:36

Reported

2024-05-14 21:39

Platform

win7-20240221-en

Max time kernel

120s

Max time network

123s

Command Line

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\.url

Signatures

N/A

Processes

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\.url

Network

N/A

Files

memory/2028-0-0x0000000000220000-0x0000000000221000-memory.dmp

Analysis: behavioral10

Detonation Overview

Submitted

2024-05-14 21:36

Reported

2024-05-14 21:39

Platform

win10v2004-20240508-en

Max time kernel

91s

Max time network

153s

Command Line

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\ChdXCgf\.url

Signatures

N/A

Processes

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\ChdXCgf\.url

Network

Country Destination Domain Proto
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
BE 2.17.196.177:443 www.bing.com tcp
US 8.8.8.8:53 177.196.17.2.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 106.27.33.23.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-05-14 21:36

Reported

2024-05-14 21:39

Platform

win7-20240221-en

Max time kernel

117s

Max time network

128s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\HookXC.dll,#1

Signatures

VMProtect packed file

vmprotect
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

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\HookXC.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\HookXC.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2940 -s 272

Network

N/A

Files

memory/2940-1-0x0000000010000000-0x0000000010214000-memory.dmp

memory/2940-0-0x0000000010000000-0x0000000010214000-memory.dmp

memory/2940-2-0x0000000010000000-0x0000000010214000-memory.dmp

memory/2940-3-0x00000000101B1000-0x00000000101B2000-memory.dmp

memory/2940-4-0x0000000010000000-0x0000000010214000-memory.dmp

memory/2940-8-0x0000000010000000-0x0000000010214000-memory.dmp

Analysis: behavioral5

Detonation Overview

Submitted

2024-05-14 21:36

Reported

2024-05-14 21:39

Platform

win7-20240215-en

Max time kernel

121s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\С޸.exe"

Signatures

VMProtect packed file

vmprotect
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

Processes

C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\С޸.exe

"C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\С޸.exe"

Network

N/A

Files

memory/3008-0-0x0000000000400000-0x0000000000655000-memory.dmp

memory/3008-1-0x0000000000400000-0x0000000000655000-memory.dmp

memory/3008-4-0x0000000000400000-0x0000000000655000-memory.dmp

Analysis: behavioral6

Detonation Overview

Submitted

2024-05-14 21:36

Reported

2024-05-14 21:39

Platform

win10v2004-20240508-en

Max time kernel

92s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\С޸.exe"

Signatures

VMProtect packed file

vmprotect
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

Processes

C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\С޸.exe

"C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\С޸.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 35.166.122.92.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/796-0-0x0000000000400000-0x0000000000655000-memory.dmp

memory/796-1-0x0000000000647000-0x0000000000648000-memory.dmp

memory/796-3-0x0000000000400000-0x0000000000655000-memory.dmp

memory/796-5-0x0000000000400000-0x0000000000655000-memory.dmp

Analysis: behavioral8

Detonation Overview

Submitted

2024-05-14 21:36

Reported

2024-05-14 21:39

Platform

win10v2004-20240508-en

Max time kernel

123s

Max time network

153s

Command Line

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\.url

Signatures

N/A

Processes

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\.url

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 --field-trial-handle=4252,i,7012731823941922179,12386606396608877869,262144 --variations-seed-version --mojo-platform-channel-handle=4288 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
BE 2.17.196.177:443 www.bing.com tcp
US 8.8.8.8:53 177.196.17.2.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral9

Detonation Overview

Submitted

2024-05-14 21:36

Reported

2024-05-14 21:39

Platform

win7-20240221-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\ChdXCgf\.url

Signatures

N/A

Processes

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\ChdXCgf\.url

Network

N/A

Files

memory/2784-0-0x0000000000320000-0x0000000000321000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-14 21:36

Reported

2024-05-14 21:39

Platform

win7-20231129-en

Max time kernel

141s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\ChdXC.exe"

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Drops startup file

Description Indicator Process Target
File created C:\Users\Administrator\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Huai.exe C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\ChdXC.exe 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

Suspicious behavior: EnumeratesProcesses

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

Processes

C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\ChdXC.exe

"C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\ChdXC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 zgfxcg789.gnway.net udp
DE 77.4.7.92:1314 zgfxcg789.gnway.net tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
DE 77.4.7.92:1314 zgfxcg789.gnway.net tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
DE 77.4.7.92:1314 zgfxcg789.gnway.net tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
DE 77.4.7.92:1314 zgfxcg789.gnway.net tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
DE 77.4.7.92:1314 zgfxcg789.gnway.net tcp
N/A 127.0.0.1:2012 tcp
DE 77.4.7.92:1314 zgfxcg789.gnway.net tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
DE 77.4.7.92:1314 zgfxcg789.gnway.net tcp

Files

memory/1632-1-0x0000000010000000-0x000000001001F000-memory.dmp

memory/1632-0-0x0000000000400000-0x000000000066D000-memory.dmp

memory/1632-6-0x0000000000400000-0x000000000066D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-14 21:36

Reported

2024-05-14 21:39

Platform

win10v2004-20240508-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\ChdXC.exe"

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Drops startup file

Description Indicator Process Target
File created C:\Users\Administrator\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Huai.exe C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\ChdXC.exe 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

Suspicious behavior: EnumeratesProcesses

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

Processes

C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\ChdXC.exe

"C:\Users\Admin\AppData\Local\Temp\ChdXCgf\ChdXC\ChdXC\ChdXC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 zgfxcg789.gnway.net udp
BE 2.17.196.65:443 www.bing.com tcp
BE 188.5.4.96:1314 zgfxcg789.gnway.net tcp
US 8.8.8.8:53 65.196.17.2.in-addr.arpa udp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
BE 188.5.4.96:1314 zgfxcg789.gnway.net tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 3.166.122.92.in-addr.arpa udp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
BE 188.5.4.96:1314 zgfxcg789.gnway.net tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
BE 188.5.4.96:1314 zgfxcg789.gnway.net tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
BE 188.5.4.96:1314 zgfxcg789.gnway.net tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp
BE 188.5.4.96:1314 zgfxcg789.gnway.net tcp
N/A 127.0.0.1:2012 tcp
N/A 127.0.0.1:2012 tcp

Files

memory/3324-0-0x0000000000400000-0x000000000066D000-memory.dmp

memory/3324-1-0x0000000010000000-0x000000001001F000-memory.dmp

memory/3324-6-0x0000000000400000-0x000000000066D000-memory.dmp