emotet | 291b50b8a500576bd82ad7db83d2109afa185b8504d487c900679e0c0e07f962

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-09-2024 11:32

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General

Target

633982719b4ee931ed6bcd6c6bb4bd40N.dll
Size

181KB
MD5

633982719b4ee931ed6bcd6c6bb4bd40
SHA1

0cd76a002683baa4b8eee88af1f08c2c600d6773
SHA256

291b50b8a500576bd82ad7db83d2109afa185b8504d487c900679e0c0e07f962
SHA512

e7f41f51855f6062c7a7d402fae3c6b5df109c735a5ad52c5c63d56597a14f26c27e9618a714948faca90f6653eb3378383dd5158b0506da1bbc95ebbc68265b
SSDEEP

3072:RWoZIfMoHN6+5yXEvfrtL20RHIBTtP22OOGSu/ALLVBk9dek/fa:YlMoHNEmBLlH0tO5OG9/ALxyiKfa

Score

10^/10

emotet epoch1 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

152.170.79.100:80

190.247.139.101:80

138.197.99.250:8080

167.71.148.58:443

211.215.18.93:8080

191.241.233.198:80

83.169.21.32:7080

113.163.216.135:80

70.32.84.74:8080

217.13.106.14:8080

177.23.7.151:80

172.104.169.32:8080

187.39.237.56:8080

80.15.100.37:80

177.144.130.105:443

168.121.4.238:80

1.234.65.61:80

191.182.6.118:80

170.81.48.2:80

45.184.103.73:80

rsa_pubkey.plain

Signatures

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

Blocklisted process makes network request 6 IoCs

flow	pid	Process
3	2664	rundll32.exe
5	2664	rundll32.exe
8	2664	rundll32.exe
9	2664	rundll32.exe
12	2664	rundll32.exe
13	2664	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Hywxrrt\exdzrs.vut	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2664	rundll32.exe
2664	rundll32.exe
2664	rundll32.exe
2664	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2704	rundll32.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2704	2652	rundll32.exe	30
PID 2652 wrote to memory of 2704	2652	rundll32.exe	30
PID 2652 wrote to memory of 2704	2652	rundll32.exe	30
PID 2652 wrote to memory of 2704	2652	rundll32.exe	30
PID 2652 wrote to memory of 2704	2652	rundll32.exe	30
PID 2652 wrote to memory of 2704	2652	rundll32.exe	30
PID 2652 wrote to memory of 2704	2652	rundll32.exe	30
PID 2704 wrote to memory of 2664	2704	rundll32.exe	31
PID 2704 wrote to memory of 2664	2704	rundll32.exe	31
PID 2704 wrote to memory of 2664	2704	rundll32.exe	31
PID 2704 wrote to memory of 2664	2704	rundll32.exe	31
PID 2704 wrote to memory of 2664	2704	rundll32.exe	31
PID 2704 wrote to memory of 2664	2704	rundll32.exe	31
PID 2704 wrote to memory of 2664	2704	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\633982719b4ee931ed6bcd6c6bb4bd40N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\633982719b4ee931ed6bcd6c6bb4bd40N.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Hywxrrt\exdzrs.vut",Control_RunDLL
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2664

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

memory/2664-4-0x0000000000900000-0x000000000091F000-memory.dmp

Filesize
124KB

Download
memory/2664-8-0x0000000010000000-0x0000000010031000-memory.dmp

Filesize
196KB

Download
memory/2664-9-0x0000000010000000-0x0000000010031000-memory.dmp

Filesize
196KB

Download
memory/2664-15-0x0000000010000000-0x0000000010031000-memory.dmp

Filesize
196KB

Download
memory/2704-0-0x00000000001F0000-0x000000000020F000-memory.dmp

Filesize
124KB

Download
memory/2704-3-0x0000000010000000-0x0000000010031000-memory.dmp

Filesize
196KB

Download