emotet | fd435ad71aaeef217d6c6518f8ceadb1b919101249db29dbfb7fcf1734cae4ed

Analysis

max time kernel
56s
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, 04:24

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General

Target

fd435ad71aaeef217d6c6518f8ceadb1b919101249db29dbfb7fcf1734cae4ed.dll
Size

629KB
MD5

8e92f686ad985852c2cc177a64682a93
SHA1

8f4f99efbc43896e59c660443c6af97e4e359dde
SHA256

fd435ad71aaeef217d6c6518f8ceadb1b919101249db29dbfb7fcf1734cae4ed
SHA512

a11fb7ee576f1b515b5b289a594592b3062f32308a0e22f18bb9c520071154d1a0a5138610f2b407ab70c99e489967cb5100198b101be7a1fa85451f00545d8e
SSDEEP

12288:6tGis7p49VmD3OjG7QbBtLB5WhNye5JHKVu6cig1Doa:6tGis1T3OjueLmhd5NKAD3

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\RlrEazLJ.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\XDJYi\\RlrEazLJ.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2700	regsvr32.exe
2700	regsvr32.exe
4636	regsvr32.exe
4636	regsvr32.exe
4636	regsvr32.exe
4636	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2700	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 4636	2700	regsvr32.exe	66
PID 2700 wrote to memory of 4636	2700	regsvr32.exe	66

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\fd435ad71aaeef217d6c6518f8ceadb1b919101249db29dbfb7fcf1734cae4ed.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\XDJYi\RlrEazLJ.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:4636

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

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Downloads

memory/2700-116-0x0000000180000000-0x000000018002F000-memory.dmp

Filesize
188KB

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