emotet | 4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647

General

Target

4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe
Size

104KB
MD5

1934fa4786eaf1339b4f808154f3f9c3
SHA1

eccfb04816095ae59d196295b9713773717a65cc
SHA256

4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647
SHA512

47e99dfae7deb0a5310c8cdcb28c744b6a7c02f5d72167904b85506bb7c62ce8b7daa5ad68dfdf5e64ea58867a3358ed72f45035ecbc97a53d9bb0a289a6eafa

Score

10^/10

emotet banker trojan

Malware Config

Signatures

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

Drops file in System32 directory 10 IoCs

Processes:

viewerdma.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	viewerdma.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	viewerdma.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content	viewerdma.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751	viewerdma.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	viewerdma.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	viewerdma.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft	viewerdma.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache	viewerdma.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData	viewerdma.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751	viewerdma.exe

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 9 IoCs

Processes:

viewerdma.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	viewerdma.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	viewerdma.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	viewerdma.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	viewerdma.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	viewerdma.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	viewerdma.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	viewerdma.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	viewerdma.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	viewerdma.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

viewerdma.exe

pid	process
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe
1676	viewerdma.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe

pid process

612 4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe

pid	process
612	4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exeviewerdma.exe

description	pid	process	target process
PID 4180 wrote to memory of 612	4180	4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe	4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe
PID 4180 wrote to memory of 612	4180	4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe	4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe
PID 4180 wrote to memory of 612	4180	4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe	4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe
PID 4968 wrote to memory of 1676	4968	viewerdma.exe	viewerdma.exe
PID 4968 wrote to memory of 1676	4968	viewerdma.exe	viewerdma.exe
PID 4968 wrote to memory of 1676	4968	viewerdma.exe	viewerdma.exe

C:\Users\Admin\AppData\Local\Temp\4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe
"C:\Users\Admin\AppData\Local\Temp\4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4180

C:\Users\Admin\AppData\Local\Temp\4d041cb67dd05b71c2da8c2b85ab6972e7fd097f3268295f4679480273bf1647.exe
--86a46e14
2⤵
- Suspicious behavior: RenamesItself
PID:612

C:\Windows\SysWOW64\viewerdma.exe
"C:\Windows\SysWOW64\viewerdma.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4968

C:\Windows\SysWOW64\viewerdma.exe
--fa0942bc
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:1676

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

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Downloads

memory/612-131-0x0000000000000000-mapping.dmp

Download
memory/612-133-0x0000000002020000-0x0000000002031000-memory.dmp

Filesize
68KB

Download
memory/612-134-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/612-138-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1676-136-0x0000000000000000-mapping.dmp

Download
memory/1676-139-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1676-140-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4180-130-0x0000000000580000-0x00000000005FA000-memory.dmp

Filesize
488KB

Download
memory/4180-132-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4968-135-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4968-137-0x0000000000580000-0x0000000000591000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads