emotet | f3b89d206767bfc1c734b7af93a8caafc5b48c7797516237af2d6ba45ad282b3

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, 17:08

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General

Target

f3b89d206767bfc1c734b7af93a8caafc5b48c7797516237af2d6ba45ad282b3.dll
Size

712KB
MD5

38e9c920298c5efbddd9890f9f5daa4f
SHA1

9606da8026c4db33b299ba45fd1453054dfdb371
SHA256

f3b89d206767bfc1c734b7af93a8caafc5b48c7797516237af2d6ba45ad282b3
SHA512

81ebc516e793a3f34d06424d6a3425a7a60c44a5e12d77f03241fffd125274b736ff1dbe2793d05452c237557dcd032df4b55c7ffa8153a79ca311cd08f2a8d4
SSDEEP

12288:Jm3ryg7+tKkrxfIoAGA8YHrKreJkca011br+0MACwlg6WggbE/A4:JuryW+5rNIoJZYHrKreeBjWCN4

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\XVkWLo.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\EbTTwkOpSSAM\\XVkWLo.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1644	regsvr32.exe
1644	regsvr32.exe
5072	regsvr32.exe
5072	regsvr32.exe
5072	regsvr32.exe
5072	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1644	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 5072	1644	regsvr32.exe	67
PID 1644 wrote to memory of 5072	1644	regsvr32.exe	67

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f3b89d206767bfc1c734b7af93a8caafc5b48c7797516237af2d6ba45ad282b3.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\EbTTwkOpSSAM\XVkWLo.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:5072

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/1644-120-0x0000000180000000-0x0000000180030000-memory.dmp

Filesize
192KB

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