emotet | 503c4e967f4b6c20e3efc5b0b4a5548d3b16a2cb3816b324651764384f67795f

Analysis

max time kernel
144s
max time network
146s
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, 03:15

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General

Target

503c4e967f4b6c20e3efc5b0b4a5548d3b16a2cb3816b324651764384f67795f.dll
Size

629KB
MD5

2c535e906be96472a29f19a740b2636a
SHA1

c324c2b0ff779333412383940664810ad5545cf6
SHA256

503c4e967f4b6c20e3efc5b0b4a5548d3b16a2cb3816b324651764384f67795f
SHA512

9b1691e48ea0bd38894514e01cc1be7a9f08b796193123dde8ce5b0ae8f93c6e96037cf22e1dc804f5a2aa57ccffe921a7b152970fd7c498fdd33167f3abbdbe
SSDEEP

12288:6tGis7p49VmD3OjG7QbBtLS5WhNye5JHKVu6cig1Doa:6tGis1T3OjueLthd5NKAD3

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\wNfzsqyh.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\BrwlRCm\\wNfzsqyh.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2432	regsvr32.exe
2432	regsvr32.exe
3116	regsvr32.exe
3116	regsvr32.exe
3116	regsvr32.exe
3116	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2432	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 3116	2432	regsvr32.exe	66
PID 2432 wrote to memory of 3116	2432	regsvr32.exe	66

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\503c4e967f4b6c20e3efc5b0b4a5548d3b16a2cb3816b324651764384f67795f.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BrwlRCm\wNfzsqyh.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:3116

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/2432-116-0x0000000180000000-0x000000018002F000-memory.dmp

Filesize
188KB

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