emotet | d8b3be99e7431868aafc0f5be097bcf6c421fadc29d4a2cb8923b1b1a885991c

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
02/11/2022, 18:20

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General

Target

d8b3be99e7431868aafc0f5be097bcf6c421fadc29d4a2cb8923b1b1a885991c.dll
Size

633KB
MD5

376515bae3c049a5ebe753e53a8bf2e6
SHA1

26d486486cf1091e3baff3fe5468c8584d6e2a40
SHA256

d8b3be99e7431868aafc0f5be097bcf6c421fadc29d4a2cb8923b1b1a885991c
SHA512

58307f237576d9599fb6f6a40e657a8fb658fa5b7cd65846df5ee28db6eebb4e2cc2d521ec422936c7149649d2ce24681c2feb657ee7ae644e61bc25908b36d1
SSDEEP

12288:vTiWqRYt1iDEOTiedhDiAsn2zDvXLxj/e:vTiWg3EOT3riAsnw/

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\HalVRs.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\AhnwbCCPTK\\HalVRs.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2404	regsvr32.exe
2404	regsvr32.exe
2456	regsvr32.exe
2456	regsvr32.exe
2456	regsvr32.exe
2456	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2404	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2456	2404	regsvr32.exe	66
PID 2404 wrote to memory of 2456	2404	regsvr32.exe	66

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d8b3be99e7431868aafc0f5be097bcf6c421fadc29d4a2cb8923b1b1a885991c.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\AhnwbCCPTK\HalVRs.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:2456

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/2404-116-0x0000000180000000-0x0000000180030000-memory.dmp

Filesize
192KB

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