emotet | e4ff934743b11e1f9ebdcc3880853fe9fadd1b190191b450c5b0c164a8087854

Analysis

max time kernel
52s
max time network
106s
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, 11:08

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General

Target

e4ff934743b11e1f9ebdcc3880853fe9fadd1b190191b450c5b0c164a8087854.dll
Size

818KB
MD5

153b9fc7c1acca7c56beb7cbb22011dd
SHA1

9c85cbaa00bfc20cce2e77f04d88a51a780f2a6d
SHA256

e4ff934743b11e1f9ebdcc3880853fe9fadd1b190191b450c5b0c164a8087854
SHA512

48427e54162394abd5a8c96793919f779d4f5a6b97594f1071f82321385036eb22562f7d07c63188c7a7e5894936ef05282aeedd1015dd7833a3d171956efdb1
SSDEEP

12288:NdewIvxiRO9n6DPBt9bu8X+L81JcZl1rwx48/2aS4/2YX:NYwIvxFMXn+L8zcZ7rGwC2Y

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\SaNvFnGwycPZZrJu.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\OjKONnryvb\\SaNvFnGwycPZZrJu.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2100	regsvr32.exe
2100	regsvr32.exe
2500	regsvr32.exe
2500	regsvr32.exe
2500	regsvr32.exe
2500	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2100	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2500	2100	regsvr32.exe	66
PID 2100 wrote to memory of 2500	2100	regsvr32.exe	66

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e4ff934743b11e1f9ebdcc3880853fe9fadd1b190191b450c5b0c164a8087854.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\OjKONnryvb\SaNvFnGwycPZZrJu.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:2500

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/2100-120-0x0000000180000000-0x0000000180030000-memory.dmp

Filesize
192KB

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