emotet | 83e988460e2d1305223d78eed848f66fbe3fdfe9d6fa0a10a008e09867dc90cb

Analysis

max time kernel
585s
max time network
597s
platform
windows10_x64
resource
win10v20201028
submitted
24-01-2021 19:01

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General

Target

E1-20210122_075422.dll
Size

346KB
MD5

08667fc58fec60e818c3344ed718a1dd
SHA1

d7419be7b98d03cb1b8976d197404a253eef5fe4
SHA256

4f0aebbe2bd0308a5f20f96491a8c87875b2373da050bb36f8b9fc3200dc8215
SHA512

90d433aa772b3b974360cd5e52c8014fd2c73a0f4330d2386fcf5b3c501050d56e4d4fa897411f16d0ed7f92e9c94d2f152ea2baf18ed357d7b28f8080b857ac

Score

10^/10

emotet epoch1 banker ransomware trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

181.10.46.92:80

2.58.16.88:8080

206.189.232.2:8080

178.250.54.208:8080

167.71.148.58:443

202.134.4.210:7080

187.162.248.237:80

78.206.229.130:80

85.214.26.7:8080

5.196.35.138:7080

1.226.84.243:8080

110.39.162.2:443

185.183.16.47:80

152.231.89.226:80

138.97.60.141:7080

94.176.234.118:443

46.101.58.37:8080

93.146.143.191:80

70.32.84.74:8080

137.74.106.111:7080

rsa_pubkey.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
Blocklisted process makes network request 4 IoCs

Processes:

rundll32.exe

flow pid process

21 3280 rundll32.exe
22 3280 rundll32.exe
23 3280 rundll32.exe
24 3280 rundll32.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Tgajcsa\fwgpmo.vmu rundll32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082

flow	pid	process
21	3280	rundll32.exe
22	3280	rundll32.exe
23	3280	rundll32.exe
24	3280	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Tgajcsa\fwgpmo.vmu	rundll32.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

rundll32.exe

pid	process
3280	rundll32.exe
3280	rundll32.exe
3280	rundll32.exe
3280	rundll32.exe
3280	rundll32.exe
3280	rundll32.exe
3280	rundll32.exe
3280	rundll32.exe
3280	rundll32.exe
3280	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

rundll32.exe

pid process

4060 rundll32.exe

pid	process
4060	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

rundll32.exerundll32.exerundll32.exe

description	pid	process	target process
PID 528 wrote to memory of 4060	528	rundll32.exe	rundll32.exe
PID 528 wrote to memory of 4060	528	rundll32.exe	rundll32.exe
PID 528 wrote to memory of 4060	528	rundll32.exe	rundll32.exe
PID 4060 wrote to memory of 344	4060	rundll32.exe	rundll32.exe
PID 4060 wrote to memory of 344	4060	rundll32.exe	rundll32.exe
PID 4060 wrote to memory of 344	4060	rundll32.exe	rundll32.exe
PID 344 wrote to memory of 3280	344	rundll32.exe	rundll32.exe
PID 344 wrote to memory of 3280	344	rundll32.exe	rundll32.exe
PID 344 wrote to memory of 3280	344	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\E1-20210122_075422.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\E1-20210122_075422.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:4060
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Tgajcsa\fwgpmo.vmu",JeuscGKCM
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:344
  - - C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Tgajcsa\fwgpmo.vmu",#1
      4⤵
      Blocklisted process makes network request
      Suspicious behavior: EnumeratesProcesses
      PID:3280

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/344-3-0x0000000000000000-mapping.dmp

Download
memory/3280-6-0x0000000000000000-mapping.dmp

Download
memory/4060-2-0x0000000000000000-mapping.dmp

Download
memory/4060-5-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/4060-4-0x0000000002B80000-0x0000000002BA1000-memory.dmp

Filesize
132KB

Download