emotet | 5f3f78208238a1bbbcbb8193a174c39b8869ae46bb014c538c1a01e9e0250250

Analysis

max time kernel
144s
max time network
147s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
03/11/2022, 07:04

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General

Target

5f3f78208238a1bbbcbb8193a174c39b8869ae46bb014c538c1a01e9e0250250.dll
Size

814KB
MD5

1e1fe73049e03147f0cf955e37fb3058
SHA1

60a5bf696a6112c3b7f0fcfd183389cc30666e2d
SHA256

5f3f78208238a1bbbcbb8193a174c39b8869ae46bb014c538c1a01e9e0250250
SHA512

8445ff0a9f0a1583929ff0b83e4153905c57ee9cece3b8f55a3684ddf4b00406517245f6099a8bd090f4dc78730b4aea383b689cf377808c473bedfe136cb3e7
SSDEEP

12288:5sIyzbpudwh9PQx873eHeLs15pZ6yRQNf04Tn/WMideaik:5JyzbwdG4eLsjpZfRQN/q8fk

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\sUkB.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\CGrFj\\sUkB.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4944	regsvr32.exe
4944	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4944	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4944 wrote to memory of 392	4944	regsvr32.exe	66
PID 4944 wrote to memory of 392	4944	regsvr32.exe	66

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\5f3f78208238a1bbbcbb8193a174c39b8869ae46bb014c538c1a01e9e0250250.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4944
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\CGrFj\sUkB.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:392

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/4944-120-0x0000000180000000-0x000000018002F000-memory.dmp

Filesize
188KB

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