emotet | 975ec4a6250960b45606ce9c155560c3283a3df4ffab69ec81f8cabdbc714b0e

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23-09-2024 12:11

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General

Target

emotet_exe_e5_53d5a86b1cb032154775e725ed728ba4bd819d40f3a541744661fcbd4d702319_2022-04-19__000144.dll
Size

1004KB
MD5

4af826422ed9b2cc498c34a52eee464e
SHA1

b91c6461240eb02acfbf747af5836823996c3aae
SHA256

a895a16793403c5df0710672bfaa69b0f096742b6b826bbe80040f23846dc202
SHA512

b0333004374595d8b720c96e2490dae6e89a45d30b64cf3afa17b04fed2705a914222e6905fd3ad16115a4a03f4c4603e3e4a3ba2d4a6e4da112cfc6843af19d
SSDEEP

12288:6caLILOJcC7Mx3NFvVP9orVD2dotpdLRKN5tFjNRLU:6caLIqJcxF9WrVD2kpdobLU

Score

10^/10

emotet epoch5 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

5.189.160.61:443

94.177.178.26:8080

202.29.239.162:443

54.38.143.246:7080

119.59.125.140:8080

185.148.168.15:8080

188.166.229.148:443

2.58.16.87:8080

104.131.62.48:8080

103.82.248.59:7080

37.59.209.141:8080

103.133.214.242:8080

195.77.239.39:8080

128.199.192.135:8080

78.47.204.80:443

59.148.253.194:443

87.106.97.83:7080

45.71.195.104:8080

85.214.67.203:8080

139.196.72.155:8080

eck1.plain

ecs1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Loads dropped DLL 1 IoCs

pid	Process
1936	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Muyzi\laypsoac.pfc	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1936	regsvr32.exe
1936	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4528	regsvr32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4036 wrote to memory of 4528	4036	regsvr32.exe	82
PID 4036 wrote to memory of 4528	4036	regsvr32.exe	82
PID 4036 wrote to memory of 4528	4036	regsvr32.exe	82
PID 4528 wrote to memory of 1936	4528	regsvr32.exe	83
PID 4528 wrote to memory of 1936	4528	regsvr32.exe	83
PID 4528 wrote to memory of 1936	4528	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_53d5a86b1cb032154775e725ed728ba4bd819d40f3a541744661fcbd4d702319_2022-04-19__000144.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_53d5a86b1cb032154775e725ed728ba4bd819d40f3a541744661fcbd4d702319_2022-04-19__000144.dll
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:4528
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Muyzi\laypsoac.pfc"
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\Muyzi\laypsoac.pfc

Filesize
1004KB

MD5
4af826422ed9b2cc498c34a52eee464e

SHA1
b91c6461240eb02acfbf747af5836823996c3aae

SHA256
a895a16793403c5df0710672bfaa69b0f096742b6b826bbe80040f23846dc202

SHA512
b0333004374595d8b720c96e2490dae6e89a45d30b64cf3afa17b04fed2705a914222e6905fd3ad16115a4a03f4c4603e3e4a3ba2d4a6e4da112cfc6843af19d

Download Submit
memory/1936-5-0x0000000001120000-0x0000000001143000-memory.dmp

Filesize
140KB

Download
memory/4528-0-0x00000000028F0000-0x0000000002913000-memory.dmp

Filesize
140KB

Download
memory/4528-3-0x0000000010000000-0x0000000010079000-memory.dmp

Filesize
484KB

Download