emotet | a3a993c23a06d2bacbe059fff674ec44672b09ed32e3bc2b69513f4d3b077081

General

Target

461340.exe
Size

415KB
MD5

b5bda46e3f9832d656edd1216f56b04d
SHA1

0bad37e244d3a50cc1b0fb2585e9e504b73224b6
SHA256

4e333b4b742ee952e26a136abaf144f98299f0e099b69bb2d8fa74bd145df8c5
SHA512

fd10b0be3e9948da0d73de25dabdd6765c48fec48a373ec0aa8c1c2b2a9b892f893410ba2ef0bee7ee1dfd481d22da8878a14cf8052f75c3a4f5371e690052e4
SSDEEP

6144:FROHyaR7iKZqFtj9Lbk11eHHOqamMCt8KJ6c:PKyatiwqDd0yImMeHQc

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

Processes:

mutemfidl.exe

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

Processes:

mutemfidl.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	mutemfidl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	mutemfidl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E7109D19-33EB-4414-85B6-F15CABCADD96}	mutemfidl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E7109D19-33EB-4414-85B6-F15CABCADD96}\WpadDecision = "0"	mutemfidl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E7109D19-33EB-4414-85B6-F15CABCADD96}\WpadNetworkName = "Network 3"	mutemfidl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0a-d5-5b-c8-96-7e\WpadDecisionReason = "1"	mutemfidl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	mutemfidl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	mutemfidl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	mutemfidl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E7109D19-33EB-4414-85B6-F15CABCADD96}\WpadDecisionReason = "1"	mutemfidl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0a-d5-5b-c8-96-7e\WpadDecisionTime = 507e0fe8b6abda01	mutemfidl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	mutemfidl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	mutemfidl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f013a000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	mutemfidl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E7109D19-33EB-4414-85B6-F15CABCADD96}\WpadDecisionTime = 507e0fe8b6abda01	mutemfidl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0a-d5-5b-c8-96-7e	mutemfidl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E7109D19-33EB-4414-85B6-F15CABCADD96}\0a-d5-5b-c8-96-7e	mutemfidl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0a-d5-5b-c8-96-7e\WpadDecision = "0"	mutemfidl.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

461340.exe461340.exemutemfidl.exemutemfidl.exe

pid process

1660 461340.exe
2756 461340.exe
2632 mutemfidl.exe
2556 mutemfidl.exe
2556 mutemfidl.exe
2556 mutemfidl.exe
2556 mutemfidl.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

461340.exe

pid process

2756 461340.exe

pid	process
1660	461340.exe
2756	461340.exe
2632	mutemfidl.exe
2556	mutemfidl.exe
2556	mutemfidl.exe
2556	mutemfidl.exe
2556	mutemfidl.exe

pid	process
2756	461340.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

461340.exemutemfidl.exe

description	pid	process	target process
PID 1660 wrote to memory of 2756	1660	461340.exe	461340.exe
PID 1660 wrote to memory of 2756	1660	461340.exe	461340.exe
PID 1660 wrote to memory of 2756	1660	461340.exe	461340.exe
PID 1660 wrote to memory of 2756	1660	461340.exe	461340.exe
PID 2632 wrote to memory of 2556	2632	mutemfidl.exe	mutemfidl.exe
PID 2632 wrote to memory of 2556	2632	mutemfidl.exe	mutemfidl.exe
PID 2632 wrote to memory of 2556	2632	mutemfidl.exe	mutemfidl.exe
PID 2632 wrote to memory of 2556	2632	mutemfidl.exe	mutemfidl.exe

C:\Users\Admin\AppData\Local\Temp\461340.exe
"C:\Users\Admin\AppData\Local\Temp\461340.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1660

C:\Users\Admin\AppData\Local\Temp\461340.exe
"C:\Users\Admin\AppData\Local\Temp\461340.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
PID:2756

C:\Windows\SysWOW64\mutemfidl.exe
"C:\Windows\SysWOW64\mutemfidl.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2632

C:\Windows\SysWOW64\mutemfidl.exe
"C:\Windows\SysWOW64\mutemfidl.exe"
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:2556

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/1660-5-0x0000000002710000-0x0000000002726000-memory.dmp

Filesize
88KB

Download
memory/1660-1-0x0000000002710000-0x0000000002726000-memory.dmp

Filesize
88KB

Download
memory/1660-6-0x00000000026F0000-0x0000000002706000-memory.dmp

Filesize
88KB

Download
memory/1660-7-0x0000000000510000-0x0000000000520000-memory.dmp

Filesize
64KB

Download
memory/1660-16-0x00000000026F0000-0x0000000002706000-memory.dmp

Filesize
88KB

Download
memory/2556-36-0x00000000004B0000-0x00000000004C6000-memory.dmp

Filesize
88KB

Download
memory/2556-26-0x00000000004D0000-0x00000000004E6000-memory.dmp

Filesize
88KB

Download
memory/2556-30-0x00000000004D0000-0x00000000004E6000-memory.dmp

Filesize
88KB

Download
memory/2556-31-0x00000000004B0000-0x00000000004C6000-memory.dmp

Filesize
88KB

Download
memory/2556-32-0x0000000000240000-0x0000000000250000-memory.dmp

Filesize
64KB

Download
memory/2632-23-0x00000000004B0000-0x00000000004C6000-memory.dmp

Filesize
88KB

Download
memory/2632-19-0x00000000004B0000-0x00000000004C6000-memory.dmp

Filesize
88KB

Download
memory/2632-24-0x00000000004D0000-0x00000000004E0000-memory.dmp

Filesize
64KB

Download
memory/2632-18-0x0000000000490000-0x00000000004A6000-memory.dmp

Filesize
88KB

Download
memory/2632-33-0x0000000000490000-0x00000000004A6000-memory.dmp

Filesize
88KB

Download
memory/2756-9-0x00000000025E0000-0x00000000025F6000-memory.dmp

Filesize
88KB

Download
memory/2756-13-0x00000000025E0000-0x00000000025F6000-memory.dmp

Filesize
88KB

Download
memory/2756-14-0x0000000000610000-0x0000000000626000-memory.dmp

Filesize
88KB

Download
memory/2756-34-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2756-35-0x0000000000610000-0x0000000000626000-memory.dmp

Filesize
88KB

Download
memory/2756-15-0x0000000000360000-0x0000000000370000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads