emotet | 234d0cfdebfa91d0df440dbda5ba832ac516eb40baa4720e02f76c4c7d1018aa

General

Target

771cf34b632a15857dd95ba36817cafd.dll
Size

653KB
MD5

771cf34b632a15857dd95ba36817cafd
SHA1

ad06d74e28ba084d332445b8931bf098e9a92287
SHA256

234d0cfdebfa91d0df440dbda5ba832ac516eb40baa4720e02f76c4c7d1018aa
SHA512

8836f1aa3e2fb7d63a50c45f69cf3bb16d4e290ed65da397c720e994f3039878ba095693720c9e3faa9d0d53175def64a311acba4a984098d5305d7b6596d0cf

Score

10^/10

emotet epoch5 banker suricata trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

51.178.61.60:443

168.197.250.14:80

45.79.33.48:8080

196.44.98.190:8080

177.72.80.14:7080

51.210.242.234:8080

185.148.169.10:8080

142.4.219.173:8080

78.47.204.80:443

78.46.73.125:443

37.44.244.177:8080

37.59.209.141:8080

191.252.103.16:80

54.38.242.185:443

85.214.67.203:8080

54.37.228.122:443

207.148.81.119:8080

195.77.239.39:8080

66.42.57.149:443

195.154.146.35:443

eck1.plain

ecs1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
suricata: ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Dridex/Trickbot CnC)
suricata: ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Dridex/Trickbot CnC)
suricata
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

16 3284 rundll32.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Yjwsnlekqczhqopq\tose.ajs 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 2 IoCs

Processes:

rundll32.exe

pid process

3284 rundll32.exe
3284 rundll32.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

rundll32.exe

pid process

1988 rundll32.exe

flow	pid	process
16	3284	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Yjwsnlekqczhqopq\tose.ajs	rundll32.exe

pid	process
3284	rundll32.exe
3284	rundll32.exe

pid	process
1988	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

rundll32.exerundll32.exerundll32.exerundll32.exe

description	pid	process	target process
PID 2676 wrote to memory of 1580	2676	rundll32.exe	rundll32.exe
PID 2676 wrote to memory of 1580	2676	rundll32.exe	rundll32.exe
PID 2676 wrote to memory of 1580	2676	rundll32.exe	rundll32.exe
PID 1580 wrote to memory of 1988	1580	rundll32.exe	rundll32.exe
PID 1580 wrote to memory of 1988	1580	rundll32.exe	rundll32.exe
PID 1580 wrote to memory of 1988	1580	rundll32.exe	rundll32.exe
PID 1988 wrote to memory of 2120	1988	rundll32.exe	rundll32.exe
PID 1988 wrote to memory of 2120	1988	rundll32.exe	rundll32.exe
PID 1988 wrote to memory of 2120	1988	rundll32.exe	rundll32.exe
PID 2120 wrote to memory of 3284	2120	rundll32.exe	rundll32.exe
PID 2120 wrote to memory of 3284	2120	rundll32.exe	rundll32.exe
PID 2120 wrote to memory of 3284	2120	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\771cf34b632a15857dd95ba36817cafd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2676

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\771cf34b632a15857dd95ba36817cafd.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1580

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\771cf34b632a15857dd95ba36817cafd.dll",Control_RunDLL
3⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1988

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Yjwsnlekqczhqopq\tose.ajs",fSouSwNKveD
4⤵
- Suspicious use of WriteProcessMemory
PID:2120

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Yjwsnlekqczhqopq\tose.ajs",Control_RunDLL
5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:3284

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1580-119-0x0000000004AA0000-0x0000000004AC8000-memory.dmp

Filesize
160KB

Download
memory/1580-118-0x0000000000000000-mapping.dmp

Download
memory/1988-139-0x0000000000B10000-0x0000000000B38000-memory.dmp

Filesize
160KB

Download
memory/1988-122-0x0000000000000000-mapping.dmp

Download
memory/1988-123-0x0000000000080000-0x00000000000A8000-memory.dmp

Filesize
160KB

Download
memory/1988-126-0x0000000000360000-0x0000000000388000-memory.dmp

Filesize
160KB

Download
memory/1988-129-0x0000000000390000-0x00000000003B8000-memory.dmp

Filesize
160KB

Download
memory/1988-132-0x0000000000860000-0x0000000000888000-memory.dmp

Filesize
160KB

Download
memory/1988-135-0x0000000000890000-0x00000000008B8000-memory.dmp

Filesize
160KB

Download
memory/2120-138-0x0000000000000000-mapping.dmp

Download
memory/2120-143-0x00000000033D0000-0x00000000033F8000-memory.dmp

Filesize
160KB

Download
memory/3284-145-0x0000000000000000-mapping.dmp

Download
memory/3284-146-0x0000000000150000-0x0000000000178000-memory.dmp

Filesize
160KB

Download
memory/3284-149-0x0000000000370000-0x0000000000398000-memory.dmp

Filesize
160KB

Download
memory/3284-152-0x00000000003A0000-0x00000000003C8000-memory.dmp

Filesize
160KB

Download
memory/3284-155-0x0000000000780000-0x00000000007A8000-memory.dmp

Filesize
160KB

Download
memory/3284-158-0x0000000004910000-0x0000000004938000-memory.dmp

Filesize
160KB

Download
memory/3284-161-0x00000000049F0000-0x0000000004A18000-memory.dmp

Filesize
160KB

Download

Analysis

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