emotet | 672d3e3a2dbecb8950cb8bd76c637fad98b59a3d27d1bf18fc327f40fa0948a3

Analysis

max time kernel
148s
max time network
152s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 00:03

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General

Target

E1-20200827_145627.exe
Size

656KB
MD5

b550203dc7bfd69e9f93135540fc6b07
SHA1

b456c0a370cc4c99d7a709c09f62c8602d202daf
SHA256

ef75872ca98166b1d1d4099be8947f2a03c53fe8444a443097943d55352a2de0
SHA512

f7539fba89aa5232518a90ff2a32be3cd10949d1a6130a0342626dad241fca01c01dede589dde8b5a51a817f9579c8318a344987db6a3141d5d45e00130d1aa3
SSDEEP

6144:RZd3Z+AlMjixnmMsQSyzKdYkTGdvWh3/IiZqjOQOjuoP67GEGsG:RZBZZKimMsQSGH/dv0NqSPP6adV

Score

10^/10

emotet epoch1 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

98.13.75.196:80

91.121.54.71:8080

209.236.123.42:8080

89.32.150.160:8080

212.71.237.140:8080

51.255.165.160:8080

188.135.15.49:80

189.2.177.210:443

45.161.242.102:80

72.167.223.217:8080

77.238.212.227:80

186.70.127.199:8090

45.33.77.42:8080

87.106.46.107:8080

172.104.169.32:8080

187.162.248.237:80

190.163.31.26:80

95.9.180.128:80

71.197.211.156:80

91.219.169.180:80

rsa_pubkey.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
Emotet family
emotet
Executes dropped EXE 1 IoCs

Processes:

wtsapi32.exe

pid process

2840 wtsapi32.exe
Drops file in System32 directory 1 IoCs

Processes:

E1-20200827_145627.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\wow32\wtsapi32.exe E1-20200827_145627.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2840	wtsapi32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\wow32\wtsapi32.exe	E1-20200827_145627.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

Processes:

E1-20200827_145627.exewtsapi32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	E1-20200827_145627.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wtsapi32.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

wtsapi32.exe

pid process

2840 wtsapi32.exe
2840 wtsapi32.exe
2840 wtsapi32.exe
2840 wtsapi32.exe
2840 wtsapi32.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

E1-20200827_145627.exe

pid process

1940 E1-20200827_145627.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

E1-20200827_145627.exewtsapi32.exe

pid process

1940 E1-20200827_145627.exe
1940 E1-20200827_145627.exe
2840 wtsapi32.exe
2840 wtsapi32.exe

pid	process
2840	wtsapi32.exe
2840	wtsapi32.exe
2840	wtsapi32.exe
2840	wtsapi32.exe
2840	wtsapi32.exe

pid	process
1940	E1-20200827_145627.exe

pid	process
1940	E1-20200827_145627.exe
1940	E1-20200827_145627.exe
2840	wtsapi32.exe
2840	wtsapi32.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

E1-20200827_145627.exe

description	pid	process	target process
PID 1940 wrote to memory of 2840	1940	E1-20200827_145627.exe	wtsapi32.exe
PID 1940 wrote to memory of 2840	1940	E1-20200827_145627.exe	wtsapi32.exe
PID 1940 wrote to memory of 2840	1940	E1-20200827_145627.exe	wtsapi32.exe
PID 1940 wrote to memory of 2840	1940	E1-20200827_145627.exe	wtsapi32.exe

C:\Users\Admin\AppData\Local\Temp\E1-20200827_145627.exe
"C:\Users\Admin\AppData\Local\Temp\E1-20200827_145627.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Windows\SysWOW64\wow32\wtsapi32.exe
  "C:\Windows\SysWOW64\wow32\wtsapi32.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\wow32\wtsapi32.exe

Filesize
656KB

MD5
b550203dc7bfd69e9f93135540fc6b07

SHA1
b456c0a370cc4c99d7a709c09f62c8602d202daf

SHA256
ef75872ca98166b1d1d4099be8947f2a03c53fe8444a443097943d55352a2de0

SHA512
f7539fba89aa5232518a90ff2a32be3cd10949d1a6130a0342626dad241fca01c01dede589dde8b5a51a817f9579c8318a344987db6a3141d5d45e00130d1aa3

Download Submit
memory/1940-0-0x0000000000260000-0x000000000026C000-memory.dmp

Filesize
48KB

Download
memory/1940-4-0x0000000000250000-0x0000000000259000-memory.dmp

Filesize
36KB

Download
memory/1940-6-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2840-11-0x0000000000260000-0x000000000026C000-memory.dmp

Filesize
48KB

Download