Analysis Overview
SHA256
40d37fd4c14457aee5abb8dc6de4c965a11a02d49b9bfda693d2a9d602a0e1f9
Threat Level: Known bad
The file 4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-16 23:13
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-16 23:13
Reported
2024-05-16 23:16
Platform
win7-20240508-en
Max time kernel
149s
Max time network
152s
Command Line
Signatures
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\iplkmailbox.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\iplkmailbox.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775} | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\7a-df-74-b6-a7-0a | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDecision = "0" | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDecisionReason = "1" | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0028000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDecisionTime = 60e7dfefe6a7da01 | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDetectedUrl | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0028000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadDecision = "0" | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDecisionTime = 807645cce6a7da01 | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadDecisionTime = 60e7dfefe6a7da01 | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadDecisionTime = 807645cce6a7da01 | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\iplkmailbox.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118.exe
--568bbb16
C:\Windows\SysWOW64\iplkmailbox.exe
"C:\Windows\SysWOW64\iplkmailbox.exe"
C:\Windows\SysWOW64\iplkmailbox.exe
--5dd3c064
Network
| Country | Destination | Domain | Proto |
| ZA | 105.226.188.128:8090 | tcp | |
| ZA | 105.226.188.128:8090 | tcp | |
| DE | 91.205.173.54:8080 | tcp | |
| DE | 91.205.173.54:8080 | tcp | |
| FR | 163.172.97.112:8080 | tcp | |
| FR | 163.172.97.112:8080 | tcp | |
| US | 72.47.202.235:8080 | tcp | |
| US | 72.47.202.235:8080 | tcp | |
| NL | 46.17.6.116:8080 | tcp |
Files
memory/2424-0-0x0000000000280000-0x0000000000294000-memory.dmp
memory/2424-5-0x0000000000250000-0x000000000025F000-memory.dmp
memory/2364-6-0x00000000002E0000-0x00000000002F4000-memory.dmp
memory/2364-11-0x0000000000400000-0x0000000000461000-memory.dmp
memory/3000-12-0x0000000000270000-0x0000000000284000-memory.dmp
memory/2364-17-0x0000000000400000-0x0000000000461000-memory.dmp
memory/3060-18-0x0000000000380000-0x0000000000394000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-16 23:13
Reported
2024-05-16 23:14
Platform
win10v2004-20240508-en