emotet | d919d3d6414d84cbec4b0f499a5572b8ee0303afe5eff8248d91c8002a325975

Analysis

max time kernel
61s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/11/2022, 01:53

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General

Target
29436ecda79f44f6411395c2dd253d75.dll
Size 727KB
Sample221103-cazahsgbdp
SHA256 d919d3d6414d84cbec4b0f499a5572b8ee0303afe5eff8248d91c8002a325975
MD5 29436ecda79f44f6411395c2dd253d75
SHA1 6c84658f453617543221b491c4a9b0150d4f6134
SHA512 7849c57db7904a9f542f73cb6efecd67c9e9f721ff05beca98d968a5a3c31263e4ad3ef20efce67eaff8b315629d937418cbd321829ff497ec35492f21e3fc22
SSDEEP 12288:ezhsu7PWe6Fth9tmzQS+37pzGIz/mXpo1z+vSjq+DsCJqzfo:ktR6rhjmzhsT/Yg6KjtJqzf
MD5 SHA1 SHA512 SSDEEP

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\aqfVkZFXVA.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\NuKniRegIf\\aqfVkZFXVA.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4188	regsvr32.exe
4188	regsvr32.exe
5028	regsvr32.exe
5028	regsvr32.exe
5028	regsvr32.exe
5028	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4188	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4188 wrote to memory of 5028	4188	regsvr32.exe	80
PID 4188 wrote to memory of 5028	4188	regsvr32.exe	80

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\29436ecda79f44f6411395c2dd253d75.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4188
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NuKniRegIf\aqfVkZFXVA.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:5028

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/4188-132-0x0000000180000000-0x0000000180030000-memory.dmp

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