emotet | ef03ae168c204ad3c2a0f9eb19fd51577b41f7989aa46184b2a8b7a98f73653f

Analysis

max time kernel
145s
max time network
147s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
03/11/2022, 08:03

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General

Target

ef03ae168c204ad3c2a0f9eb19fd51577b41f7989aa46184b2a8b7a98f73653f.dll
Size

818KB
MD5

c4befee0a59c836ece49ad98952c61e7
SHA1

a2f32162ad91685f1208241e91f93b25bc0bcfbb
SHA256

ef03ae168c204ad3c2a0f9eb19fd51577b41f7989aa46184b2a8b7a98f73653f
SHA512

76b5e3a15bf6a0367bbb3020e65140c672b79bf82be38da178fe614887f7be6c563b76efc91f3df3e9e3c7672fd62063fcb7898b0ee59d48842a57c61f2f691e
SSDEEP

12288:NdewIvxiRO9n6DPBt9bu8X+L81JcZl1rsx48/2aS4/2YX:NYwIvxFMXn+L8zcZ7rSwC2Y

Score

10^/10

emotet banker persistence trojan

Malware Config

Signatures

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\TAADTFeUsr.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\UUmygvmaWicIr\\TAADTFeUsr.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2704	regsvr32.exe
2704	regsvr32.exe
3800	regsvr32.exe
3800	regsvr32.exe
3800	regsvr32.exe
3800	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2704	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 3800	2704	regsvr32.exe	66
PID 2704 wrote to memory of 3800	2704	regsvr32.exe	66

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ef03ae168c204ad3c2a0f9eb19fd51577b41f7989aa46184b2a8b7a98f73653f.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\UUmygvmaWicIr\TAADTFeUsr.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:3800

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2704-115-0x0000000180000000-0x0000000180030000-memory.dmp

Filesize
192KB

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