emotet | 15487879ebcfbef1c370157f5661f908672f34e5f89a70fb0af0f95ec4474cc5

General

Target

15487879ebcfbef1c370157f5661f908672f34e5f89a70fb0af0f95ec4474cc5.dll
Size

252KB
MD5

aed0deb2de2f2fdcada1d9cad00ba971
SHA1

e6e9cae30c3fba9ec6870cbb386101f9e500375d
SHA256

15487879ebcfbef1c370157f5661f908672f34e5f89a70fb0af0f95ec4474cc5
SHA512

869dcd02937e932a0cdc7cc48e77d4a5329fe8bad800905c9633f71eb554e9462abd4529a74f24a0ed4394c1e58262386cfccbbaad0f320c05e7d04e6afc42b4

Score

10^/10

emotet epoch4 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

81.0.236.93:443

94.177.248.64:443

66.42.55.5:7080

103.8.26.103:8080

185.184.25.237:8080

45.76.176.10:8080

188.93.125.116:8080

103.8.26.102:8080

178.79.147.66:8080

58.227.42.236:80

45.118.135.203:7080

103.75.201.2:443

195.154.133.20:443

45.142.114.231:8080

212.237.5.209:443

207.38.84.195:8080

104.251.214.46:8080

138.185.72.26:8080

51.68.175.8:8080

210.57.217.132:8080

eck1.plain

ecs1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exe

flow pid process

12 1428 rundll32.exe
25 1428 rundll32.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Vcsqsny\cyjwjdwlgy.yys 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

1428 rundll32.exe
1428 rundll32.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

rundll32.exe

pid process

1292 rundll32.exe

flow	pid	process
12	1428	rundll32.exe
25	1428	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Vcsqsny\cyjwjdwlgy.yys	rundll32.exe

pid	process
1428	rundll32.exe
1428	rundll32.exe

pid	process
1292	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

rundll32.exerundll32.exerundll32.exerundll32.exe

description	pid	process	target process
PID 3520 wrote to memory of 3764	3520	rundll32.exe	rundll32.exe
PID 3520 wrote to memory of 3764	3520	rundll32.exe	rundll32.exe
PID 3520 wrote to memory of 3764	3520	rundll32.exe	rundll32.exe
PID 3764 wrote to memory of 1292	3764	rundll32.exe	rundll32.exe
PID 3764 wrote to memory of 1292	3764	rundll32.exe	rundll32.exe
PID 3764 wrote to memory of 1292	3764	rundll32.exe	rundll32.exe
PID 1292 wrote to memory of 948	1292	rundll32.exe	rundll32.exe
PID 1292 wrote to memory of 948	1292	rundll32.exe	rundll32.exe
PID 1292 wrote to memory of 948	1292	rundll32.exe	rundll32.exe
PID 948 wrote to memory of 1428	948	rundll32.exe	rundll32.exe
PID 948 wrote to memory of 1428	948	rundll32.exe	rundll32.exe
PID 948 wrote to memory of 1428	948	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\15487879ebcfbef1c370157f5661f908672f34e5f89a70fb0af0f95ec4474cc5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3520

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\15487879ebcfbef1c370157f5661f908672f34e5f89a70fb0af0f95ec4474cc5.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:3764

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\15487879ebcfbef1c370157f5661f908672f34e5f89a70fb0af0f95ec4474cc5.dll",Control_RunDLL
3⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1292

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Vcsqsny\cyjwjdwlgy.yys",YszaEwLy
4⤵
- Suspicious use of WriteProcessMemory
PID:948

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Vcsqsny\cyjwjdwlgy.yys",Control_RunDLL
5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:1428

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

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Downloads

memory/948-118-0x0000000000000000-mapping.dmp

Download
memory/1292-116-0x0000000000000000-mapping.dmp

Download
memory/1428-119-0x0000000000000000-mapping.dmp

Download
memory/3764-115-0x0000000000000000-mapping.dmp

Download
memory/3764-117-0x0000000010000000-0x0000000010028000-memory.dmp

Filesize
160KB

Download

Analysis

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