emotet | a3f8f0f0229d7c0907a6e4c47a9f4b47ef3d9d1097a71796cbb6517ede83b4d2

General

Target

2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe
Size

196KB
MD5

2434e74a5adcf1530d186b9e014db3e3
SHA1

76593f8cda816b7d4671a19c8de10c81a1fcf6f5
SHA256

a3f8f0f0229d7c0907a6e4c47a9f4b47ef3d9d1097a71796cbb6517ede83b4d2
SHA512

92cae0c934e45655fc24b2f8de777fae3d05bccf38cd950b664b380f9c48d71264431ce45bc0a57c852d77d1d20b31e5ca834d61047dc334606a93f72b186e93
SSDEEP

3072:fAvd9J7NZ3zANXgmIAjzp8CKi/nRkkBpuEPFCh0/p/nRCWY86bIWLu4Nrme/1Zm:fAbJ7ANXdIAjDd/7pzP0

Score

10^/10

emotet banker trojan

Malware Config

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	guidsindexer.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies data under HKEY_USERS 18 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	guidsindexer.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C8EC850E-17FA-45AF-99A7-0516F4D1F3F9}\WpadDecision = "0"	guidsindexer.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C8EC850E-17FA-45AF-99A7-0516F4D1F3F9}\WpadNetworkName = "Network 3"	guidsindexer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	guidsindexer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	guidsindexer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	guidsindexer.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C8EC850E-17FA-45AF-99A7-0516F4D1F3F9}	guidsindexer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-2f-0c-b6-5c-be\WpadDecisionTime = 705fe9b329a1da01	guidsindexer.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	guidsindexer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	guidsindexer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00c8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	guidsindexer.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C8EC850E-17FA-45AF-99A7-0516F4D1F3F9}\WpadDecisionReason = "1"	guidsindexer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C8EC850E-17FA-45AF-99A7-0516F4D1F3F9}\WpadDecisionTime = 705fe9b329a1da01	guidsindexer.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-2f-0c-b6-5c-be	guidsindexer.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C8EC850E-17FA-45AF-99A7-0516F4D1F3F9}\ca-2f-0c-b6-5c-be	guidsindexer.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-2f-0c-b6-5c-be\WpadDecision = "0"	guidsindexer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	guidsindexer.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-2f-0c-b6-5c-be\WpadDecisionReason = "1"	guidsindexer.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2428	2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe
2468	2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe
2928	guidsindexer.exe
3060	guidsindexer.exe
3060	guidsindexer.exe
3060	guidsindexer.exe
3060	guidsindexer.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2468	2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 2468	2428	2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe	28
PID 2428 wrote to memory of 2468	2428	2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe	28
PID 2428 wrote to memory of 2468	2428	2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe	28
PID 2428 wrote to memory of 2468	2428	2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe	28
PID 2928 wrote to memory of 3060	2928	guidsindexer.exe	30
PID 2928 wrote to memory of 3060	2928	guidsindexer.exe	30
PID 2928 wrote to memory of 3060	2928	guidsindexer.exe	30
PID 2928 wrote to memory of 3060	2928	guidsindexer.exe	30

C:\Users\Admin\AppData\Local\Temp\2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Users\Admin\AppData\Local\Temp\2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2434e74a5adcf1530d186b9e014db3e3_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  PID:2468

C:\Windows\SysWOW64\guidsindexer.exe
"C:\Windows\SysWOW64\guidsindexer.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2928
- C:\Windows\SysWOW64\guidsindexer.exe
  "C:\Windows\SysWOW64\guidsindexer.exe"
  2⤵
  - Drops file in System32 directory
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:3060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2428-6-0x0000000001BA0000-0x0000000001BC0000-memory.dmp

Filesize
128KB

Download
memory/2428-4-0x0000000001B80000-0x0000000001B9A000-memory.dmp

Filesize
104KB

Download
memory/2428-14-0x0000000001B60000-0x0000000001B7A000-memory.dmp

Filesize
104KB

Download
memory/2428-5-0x0000000001B60000-0x0000000001B7A000-memory.dmp

Filesize
104KB

Download
memory/2428-0-0x0000000001B80000-0x0000000001B9A000-memory.dmp

Filesize
104KB

Download
memory/2468-30-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2468-13-0x0000000000340000-0x0000000000360000-memory.dmp

Filesize
128KB

Download
memory/2468-12-0x0000000000300000-0x000000000031A000-memory.dmp

Filesize
104KB

Download
memory/2468-11-0x0000000000320000-0x000000000033A000-memory.dmp

Filesize
104KB

Download
memory/2468-7-0x0000000000320000-0x000000000033A000-memory.dmp

Filesize
104KB

Download
memory/2468-31-0x0000000000300000-0x000000000031A000-memory.dmp

Filesize
104KB

Download
memory/2928-15-0x00000000003D0000-0x00000000003EA000-memory.dmp

Filesize
104KB

Download
memory/2928-20-0x00000000003B0000-0x00000000003CA000-memory.dmp

Filesize
104KB

Download
memory/2928-27-0x00000000003B0000-0x00000000003CA000-memory.dmp

Filesize
104KB

Download
memory/2928-21-0x0000000000440000-0x0000000000460000-memory.dmp

Filesize
128KB

Download
memory/2928-19-0x00000000003D0000-0x00000000003EA000-memory.dmp

Filesize
104KB

Download
memory/3060-26-0x0000000000440000-0x000000000045A000-memory.dmp

Filesize
104KB

Download
memory/3060-22-0x0000000000440000-0x000000000045A000-memory.dmp

Filesize
104KB

Download
memory/3060-29-0x0000000000460000-0x0000000000480000-memory.dmp

Filesize
128KB

Download
memory/3060-28-0x00000000003E0000-0x00000000003FA000-memory.dmp

Filesize
104KB

Download
memory/3060-32-0x00000000003E0000-0x00000000003FA000-memory.dmp

Filesize
104KB

Download

Analysis

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