Malware Analysis Report

2024-09-22 23:08

Sample ID 240531-r6ptaacd42
Target 8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118
SHA256 db773a30597c86a869a8cf3d75c2c86ba22e6dd48441811eedb52d231b6bb249
Tags
emotet epoch3 banker 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

db773a30597c86a869a8cf3d75c2c86ba22e6dd48441811eedb52d231b6bb249

Threat Level: Known bad

The file 8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Modifies data under HKEY_USERS

Suspicious use of SetWindowsHookEx

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-05-31 14:48

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-31 14:48

Reported

2024-05-31 14:51

Platform

win7-20240215-en

Max time kernel

142s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat C:\Windows\SysWOW64\halspecial.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\halspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\halspecial.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\halspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-2e-c7-85-dc-cf C:\Windows\SysWOW64\halspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8}\ae-2e-c7-85-dc-cf C:\Windows\SysWOW64\halspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\halspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\halspecial.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\halspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8} C:\Windows\SysWOW64\halspecial.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8}\WpadDecisionReason = "1" C:\Windows\SysWOW64\halspecial.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-2e-c7-85-dc-cf\WpadDecisionTime = 3039e0ad69b3da01 C:\Windows\SysWOW64\halspecial.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-2e-c7-85-dc-cf\WpadDecision = "0" C:\Windows\SysWOW64\halspecial.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\halspecial.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\halspecial.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-2e-c7-85-dc-cf\WpadDecisionReason = "1" C:\Windows\SysWOW64\halspecial.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\halspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\halspecial.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0054000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\halspecial.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8}\WpadDecisionTime = 3039e0ad69b3da01 C:\Windows\SysWOW64\halspecial.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8}\WpadDecision = "0" C:\Windows\SysWOW64\halspecial.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8}\WpadNetworkName = "Network 2" C:\Windows\SysWOW64\halspecial.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe

--63ffd341

C:\Windows\SysWOW64\halspecial.exe

"C:\Windows\SysWOW64\halspecial.exe"

C:\Windows\SysWOW64\halspecial.exe

--3accb298

Network

Country Destination Domain Proto
KR 211.218.105.101:80 tcp
KR 211.218.105.101:80 tcp
ZA 197.90.159.42:80 tcp
ZA 197.90.159.42:80 tcp
EC 201.183.251.100:80 tcp
EC 201.183.251.100:80 tcp

Files

memory/2900-5-0x00000000001D0000-0x00000000001E1000-memory.dmp

memory/2900-0-0x0000000000280000-0x0000000000297000-memory.dmp

memory/1244-6-0x0000000000310000-0x0000000000327000-memory.dmp

memory/2476-11-0x0000000000530000-0x0000000000547000-memory.dmp

memory/1244-16-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/2592-17-0x0000000000870000-0x0000000000887000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 14:48

Reported

2024-05-31 14:51

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\wizshades.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\wizshades.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\wizshades.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 C:\Windows\SysWOW64\wizshades.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\wizshades.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\wizshades.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\wizshades.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe

--63ffd341

C:\Windows\SysWOW64\wizshades.exe

"C:\Windows\SysWOW64\wizshades.exe"

C:\Windows\SysWOW64\wizshades.exe

--261b42c4

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 233.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.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 8.8.8.8:53 142.144.22.2.in-addr.arpa udp
KR 211.218.105.101:80 tcp
US 8.8.8.8:53 160.144.22.2.in-addr.arpa udp
ZA 197.90.159.42:80 tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
EC 201.183.251.100:80 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 50.63.13.135:8080 tcp
IT 80.211.32.88:8080 tcp
US 8.8.8.8:53 14.173.189.20.in-addr.arpa udp

Files

memory/2652-0-0x0000000002320000-0x0000000002337000-memory.dmp

memory/2652-5-0x0000000000860000-0x0000000000871000-memory.dmp

memory/3044-6-0x00000000022F0000-0x0000000002307000-memory.dmp

memory/3044-11-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/532-13-0x0000000001920000-0x0000000001937000-memory.dmp

C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\01edac8cae020cd42786e051ebe37b67_6833eb7b-8d4b-4cdd-9502-9bbf7fc1cf9f

MD5 5f22af36aff2e43cacf9a56ba4166900
SHA1 914ede992f5edd5523a3a127a88f7bca60c69665
SHA256 e0671a7dbf4fca7d937ff1300471c5823a57786710faba9f85daf9e843281e3a
SHA512 f7fd666c6dcdae2bf235bb2b00791cf00519579e3181e5e3fd67e70c9a4027d48335b6498f6116efa5e513b7750b0eebeb484a63555d277939923bb48d4f3bc8

memory/3044-19-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3628-20-0x0000000000DD0000-0x0000000000DE7000-memory.dmp