emotet | 5b88192ff085657a88f5632cbd6a77f0814eda5dd364c0fb37b0dcf42f6970ab

General

Target

5b88192ff085657a88f5632cbd6a77f0814eda5dd364c0fb37b0dcf42f6970ab.dll
Size

322KB
MD5

381b62b801114de3d63a55a51e089e46
SHA1

b22c5f26d442992304d10dbd4789693576423dcf
SHA256

5b88192ff085657a88f5632cbd6a77f0814eda5dd364c0fb37b0dcf42f6970ab
SHA512

db999852d947fd2949116287a0ef19d1a6049f4c67c280bf833b09711760fcb5db3147c20295966c5b757e5508754384dbfe8f831ab28e7d1ebadb9863ec640c

Score

10^/10

emotet epoch2 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

197.87.160.216:80

78.188.225.105:80

50.116.111.59:8080

173.249.20.233:443

188.165.214.98:8080

188.219.31.12:80

157.245.99.39:8080

172.125.40.123:80

62.30.7.67:443

120.150.60.189:80

109.74.5.95:8080

67.10.155.92:80

67.170.250.203:443

2.58.16.89:8080

186.74.215.34:80

202.141.243.254:443

118.83.154.64:443

172.86.188.251:8080

37.187.72.193:8080

87.106.139.101:8080

rsa_pubkey.plain

Signatures

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

Emotet3 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/748-55-0x00000000001E0000-0x00000000001FF000-memory.dmp	Emotet3
behavioral1/memory/1212-59-0x00000000001B0000-0x00000000001CF000-memory.dmp	Emotet3

Blocklisted process makes network request 6 IoCs

Processes:

rundll32.exe

flow pid process

4 1212 rundll32.exe
5 1212 rundll32.exe
6 1212 rundll32.exe
7 1212 rundll32.exe
8 1212 rundll32.exe
9 1212 rundll32.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

1212 rundll32.exe
1212 rundll32.exe
1212 rundll32.exe
1212 rundll32.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

rundll32.exe

pid process

748 rundll32.exe

flow	pid	process
4	1212	rundll32.exe
5	1212	rundll32.exe
6	1212	rundll32.exe
7	1212	rundll32.exe
8	1212	rundll32.exe
9	1212	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Tfio\trbiwt.fzt	rundll32.exe

pid	process
1212	rundll32.exe
1212	rundll32.exe
1212	rundll32.exe
1212	rundll32.exe

pid	process
748	rundll32.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1760 wrote to memory of 748	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 748	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 748	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 748	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 748	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 748	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 748	1760	rundll32.exe	rundll32.exe
PID 748 wrote to memory of 1212	748	rundll32.exe	rundll32.exe
PID 748 wrote to memory of 1212	748	rundll32.exe	rundll32.exe
PID 748 wrote to memory of 1212	748	rundll32.exe	rundll32.exe
PID 748 wrote to memory of 1212	748	rundll32.exe	rundll32.exe
PID 748 wrote to memory of 1212	748	rundll32.exe	rundll32.exe
PID 748 wrote to memory of 1212	748	rundll32.exe	rundll32.exe
PID 748 wrote to memory of 1212	748	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b88192ff085657a88f5632cbd6a77f0814eda5dd364c0fb37b0dcf42f6970ab.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b88192ff085657a88f5632cbd6a77f0814eda5dd364c0fb37b0dcf42f6970ab.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:748
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Tfio\trbiwt.fzt",RunDLL
    3⤵
    - Blocklisted process makes network request
    - Suspicious behavior: EnumeratesProcesses
    PID:1212

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/748-54-0x00000000761D1000-0x00000000761D3000-memory.dmp

Filesize
8KB

Download
memory/748-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

Filesize
124KB

Download
memory/1212-59-0x00000000001B0000-0x00000000001CF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing