Malware Analysis Report

2024-09-22 22:44

Sample ID 240616-pchf1awhjq
Target b36fad72f50f18d1ec397cf75b24f64e_JaffaCakes118
SHA256 d2803d1c6c24ea634dbfd5d713d4b0c0e24e7c0924c0ce211541605238f84b81
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

d2803d1c6c24ea634dbfd5d713d4b0c0e24e7c0924c0ce211541605238f84b81

Threat Level: Known bad

The file b36fad72f50f18d1ec397cf75b24f64e_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 12:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 12:10

Reported

2024-06-16 12:13

Platform

win7-20240221-en

Max time kernel

148s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b36fad72f50f18d1ec397cf75b24f64e_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\anglesupp.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\{822F5F2E-9447-4FC2-9826-69DCB4956D38}\WpadDecisionTime = a0862653e6bfda01 C:\Windows\SysWOW64\anglesupp.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\06-bc-26-6c-29-8a C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\06-bc-26-6c-29-8a\WpadDetectedUrl C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{822F5F2E-9447-4FC2-9826-69DCB4956D38}\WpadDecisionTime = 409e168de6bfda01 C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{822F5F2E-9447-4FC2-9826-69DCB4956D38}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\06-bc-26-6c-29-8a\WpadDecisionTime = a0862653e6bfda01 C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\anglesupp.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\anglesupp.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0109000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\06-bc-26-6c-29-8a\WpadDecisionTime = 409e168de6bfda01 C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\anglesupp.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{822F5F2E-9447-4FC2-9826-69DCB4956D38}\06-bc-26-6c-29-8a C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\06-bc-26-6c-29-8a\WpadDecisionReason = "1" C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\anglesupp.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{822F5F2E-9447-4FC2-9826-69DCB4956D38} C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\06-bc-26-6c-29-8a\WpadDecision = "0" C:\Windows\SysWOW64\anglesupp.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0109000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{822F5F2E-9447-4FC2-9826-69DCB4956D38}\WpadDecisionReason = "1" C:\Windows\SysWOW64\anglesupp.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{822F5F2E-9447-4FC2-9826-69DCB4956D38}\WpadDecision = "0" C:\Windows\SysWOW64\anglesupp.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\anglesupp.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b36fad72f50f18d1ec397cf75b24f64e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b36fad72f50f18d1ec397cf75b24f64e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b36fad72f50f18d1ec397cf75b24f64e_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\b36fad72f50f18d1ec397cf75b24f64e_JaffaCakes118.exe

--738f57d5

C:\Windows\SysWOW64\anglesupp.exe

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

C:\Windows\SysWOW64\anglesupp.exe

--bc2a3ecb

Network

Country Destination Domain Proto
EC 181.198.203.45:443 tcp
EC 181.198.203.45:443 tcp
PR 70.45.30.28:80 tcp
PR 70.45.30.28:80 tcp
KR 211.110.229.161:443 tcp
KR 211.110.229.161:443 tcp
DE 193.34.144.138:8080 tcp

Files

memory/3020-0-0x0000000000401000-0x0000000000477000-memory.dmp

memory/3020-1-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/3020-2-0x00000000003D0000-0x00000000003E7000-memory.dmp

memory/3020-8-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2160-11-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2160-9-0x0000000000340000-0x0000000000357000-memory.dmp

memory/1984-15-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/1984-16-0x00000000004D0000-0x00000000004E7000-memory.dmp

memory/1984-23-0x00000000004B0000-0x00000000004C1000-memory.dmp

memory/2672-26-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2160-25-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/1984-22-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2672-35-0x0000000000400000-0x00000000004A2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 12:10

Reported

2024-06-16 12:13

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b36fad72f50f18d1ec397cf75b24f64e_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\shaderetw.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\shaderetw.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\shaderetw.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 C:\Windows\SysWOW64\shaderetw.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\Content\CachePrefix C:\Windows\SysWOW64\shaderetw.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\shaderetw.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\shaderetw.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b36fad72f50f18d1ec397cf75b24f64e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b36fad72f50f18d1ec397cf75b24f64e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b36fad72f50f18d1ec397cf75b24f64e_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\b36fad72f50f18d1ec397cf75b24f64e_JaffaCakes118.exe

--738f57d5

C:\Windows\SysWOW64\shaderetw.exe

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

C:\Windows\SysWOW64\shaderetw.exe

--b337999

Network

Country Destination Domain Proto
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
EC 181.198.203.45:443 tcp
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 8.8.8.8:53 241.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 21.121.18.2.in-addr.arpa udp
PR 70.45.30.28:80 tcp
KR 211.110.229.161:443 tcp
DE 193.34.144.138:8080 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 200.131.50.23.in-addr.arpa udp
US 74.208.173.91:8080 tcp
ZW 154.120.227.206:8080 tcp

Files

memory/2128-1-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2128-0-0x0000000000401000-0x0000000000477000-memory.dmp

memory/2128-2-0x0000000000760000-0x0000000000777000-memory.dmp

memory/4860-10-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/4860-11-0x0000000002310000-0x0000000002327000-memory.dmp

memory/2128-9-0x0000000000740000-0x0000000000751000-memory.dmp

memory/2128-8-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/3980-16-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/3980-18-0x00000000009D0000-0x00000000009E7000-memory.dmp

memory/3980-24-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/1992-25-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/4860-33-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/1992-28-0x0000000000820000-0x0000000000837000-memory.dmp

C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\810077f5bbf3ff29a811eaffcf25df49_6b8fed25-7af2-4faa-8715-fe0b598ba931

MD5 96cbe736282c499a24b063fb66e1da22
SHA1 baa5bcc62c469b7f6d0b459f17cb6fcb8b35a300
SHA256 044e03d289dab3cac16b897753db443f1e6c00fc2de84c1a9239590f1becba92
SHA512 b3f602e0d9f9b1f8daed78c92776251f86cc45b07f162d77314777c32228d921d5a4219f05eb312f840963df0040441106d387351525465347f7f4088e4fbb92

memory/1992-47-0x0000000000400000-0x00000000004A2000-memory.dmp