emotet | aaacf6fd424b2b000cf19f55db59307b1c9a49f9b9d3ec63cb305c4e691bade3

Analysis

max time kernel
148s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2023, 10:50

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General

Target

vIZ29gLqdzt.dll
Size

536.7MB
MD5

1e8042af456790f43c3fe266387e7bed
SHA1

c8a74595247cb4cf49158fada14b4aaaf60045e8
SHA256

72f61dbf77f8fd5a74c521a5230f1a1660f146e5a1ce4fd9d834d433b6fca9c3
SHA512

bbfb2962f61cb3e51850d141bcab3e17fc840c2cc8a51aa867bd5732f4cefcab5e327c3c02f03f9e0604a3968a8b9c705019396a3a1b131f40822a97651ab286
SSDEEP

24576:jdYCJMj0Bc3wxTwdmlyhHr7+k2bJuFKHQVZbb:jGCJMjmc3w3AT2b4FKG

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

129.232.188.93:443

164.90.222.65:443

159.65.88.10:8080

172.105.226.75:8080

115.68.227.76:8080

187.63.160.88:80

169.57.156.166:8080

185.4.135.165:8080

153.126.146.25:7080

197.242.150.244:8080

139.59.126.41:443

186.194.240.217:443

103.132.242.26:8080

206.189.28.199:8080

163.44.196.120:8080

95.217.221.146:8080

159.89.202.34:443

119.59.103.152:8080

183.111.227.137:8080

201.94.166.162:443

eck1.plain

ecs1.plain

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\aYJxo.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\BemwEb\\aYJxo.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1964	regsvr32.exe
1964	regsvr32.exe
4160	regsvr32.exe
4160	regsvr32.exe
4160	regsvr32.exe
4160	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1964	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 4160	1964	regsvr32.exe	89
PID 1964 wrote to memory of 4160	1964	regsvr32.exe	89

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\vIZ29gLqdzt.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BemwEb\aYJxo.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:4160

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/1964-133-0x0000000180000000-0x000000018002D000-memory.dmp

Filesize
180KB

Download
memory/1964-136-0x0000000001170000-0x0000000001171000-memory.dmp

Filesize
4KB

Download
memory/4160-137-0x0000000002090000-0x0000000002151000-memory.dmp

Filesize
772KB

Download
memory/4160-142-0x0000000002090000-0x0000000002151000-memory.dmp

Filesize
772KB

Download