Malware Analysis Report

2025-01-03 05:47

Sample ID 240506-mmj2gacc94
Target 1c1579d9eb0a9273044401400791dcff_JaffaCakes118
SHA256 d2e0f453b6b93d97e168a3c29fcd168159ffdbb3f93a79c873f34399178d8f6f
Tags
emotet epoch1 banker trojan
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

d2e0f453b6b93d97e168a3c29fcd168159ffdbb3f93a79c873f34399178d8f6f

Threat Level: Known bad

The file 1c1579d9eb0a9273044401400791dcff_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker trojan

Emotet

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-06 10:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-06 10:34

Reported

2024-05-06 10:37

Platform

win7-20240221-en

Max time kernel

146s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1c1579d9eb0a9273044401400791dcff_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\timeoutdate.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\Wpad\42-b0-33-36-b2-65\WpadDecisionTime = f01f2e18a19fda01 C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-b0-33-36-b2-65\WpadDecision = "0" C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f010f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A11334D-E564-44E2-AAFD-D2CF91F19F06}\WpadDecisionTime = f01f2e18a19fda01 C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A11334D-E564-44E2-AAFD-D2CF91F19F06}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\timeoutdate.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A11334D-E564-44E2-AAFD-D2CF91F19F06}\42-b0-33-36-b2-65 C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A11334D-E564-44E2-AAFD-D2CF91F19F06}\WpadDecision = "0" C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-b0-33-36-b2-65\WpadDecisionReason = "1" C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\timeoutdate.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\timeoutdate.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\timeoutdate.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A11334D-E564-44E2-AAFD-D2CF91F19F06} C:\Windows\SysWOW64\timeoutdate.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\timeoutdate.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A11334D-E564-44E2-AAFD-D2CF91F19F06}\WpadDecisionReason = "1" C:\Windows\SysWOW64\timeoutdate.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\timeoutdate.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-b0-33-36-b2-65 C:\Windows\SysWOW64\timeoutdate.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1c1579d9eb0a9273044401400791dcff_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1c1579d9eb0a9273044401400791dcff_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1c1579d9eb0a9273044401400791dcff_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\1c1579d9eb0a9273044401400791dcff_JaffaCakes118.exe

--93172bfb

C:\Windows\SysWOW64\timeoutdate.exe

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

C:\Windows\SysWOW64\timeoutdate.exe

--62782e65

Network

Country Destination Domain Proto
MX 189.173.113.67:443 tcp
MX 189.173.113.67:443 tcp
AR 200.123.101.90:80 tcp
AR 200.123.101.90:80 tcp
US 170.130.31.177:8080 tcp
US 170.130.31.177:8080 tcp

Files

memory/328-0-0x0000000000340000-0x0000000000357000-memory.dmp

memory/328-6-0x0000000000320000-0x0000000000331000-memory.dmp

memory/328-5-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2312-12-0x0000000000460000-0x0000000000477000-memory.dmp

memory/1724-18-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2312-17-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2576-19-0x00000000003E0000-0x00000000003F7000-memory.dmp

memory/2576-24-0x0000000000400000-0x0000000000437000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-06 10:34

Reported

2024-05-06 10:37

Platform

win10v2004-20240419-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1c1579d9eb0a9273044401400791dcff_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\Content.IE5 C:\Windows\SysWOW64\grpgoto.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\grpgoto.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\grpgoto.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\grpgoto.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\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\grpgoto.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\grpgoto.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\grpgoto.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1c1579d9eb0a9273044401400791dcff_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1c1579d9eb0a9273044401400791dcff_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1c1579d9eb0a9273044401400791dcff_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\1c1579d9eb0a9273044401400791dcff_JaffaCakes118.exe

--93172bfb

C:\Windows\SysWOW64\grpgoto.exe

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

C:\Windows\SysWOW64\grpgoto.exe

--af744dde

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
MX 189.173.113.67:443 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 142.53.16.96.in-addr.arpa udp
AR 200.123.101.90:80 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 49.15.97.104.in-addr.arpa udp
US 170.130.31.177:8080 tcp
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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
FR 51.255.165.160:8080 tcp
US 45.56.79.249:443 45.56.79.249 tcp
US 8.8.8.8:53 249.79.56.45.in-addr.arpa udp
SE 185.86.148.222:8080 tcp

Files

memory/3028-0-0x0000000000730000-0x0000000000747000-memory.dmp

memory/3028-5-0x0000000000710000-0x0000000000721000-memory.dmp

memory/3028-6-0x0000000000400000-0x0000000000437000-memory.dmp

memory/1912-7-0x00000000006F0000-0x0000000000707000-memory.dmp

memory/3140-14-0x0000000000DD0000-0x0000000000DE7000-memory.dmp

memory/1912-19-0x0000000000400000-0x0000000000437000-memory.dmp

memory/3140-18-0x0000000000400000-0x0000000000437000-memory.dmp

C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\1d9711abc4c7991af082606a1519efaa_f546c72a-ef7d-4387-9afa-727536aab388

MD5 83ce154a5573bcc4cfdf62b355bb54c0
SHA1 c09f190e200fb795442b8c441a793c448a0eabf1
SHA256 64f277c830cbe99b3fdd9c0a12ef4a25e9194f884bc767c12cb29b6c8f708181
SHA512 b51ae6a0a16506643061caa16d039db6f48ca481abb42c3d70c9274eeb698c3464c7818e6f493d2300a092a3d4964dc01558838d65a2457b37f869f502afdf3f

memory/1212-21-0x0000000000960000-0x0000000000977000-memory.dmp

memory/1212-26-0x0000000000400000-0x0000000000437000-memory.dmp