emotet | ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2

General

Target

ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe
Size

162KB
MD5

9500a8ed79991a7c9276e62b663df95e
SHA1

d2e5add104ece763d0de4abb0c22129f61852144
SHA256

ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2
SHA512

ef3ddf271c2fd4e56f3511f825ae66983ba788d03457f3560358859dab6b32444ad322f4c8530e5648e3a3f837acb032ae241c7fe11ced7b2cfe56ae3c08af99

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 5 IoCs

Processes:

sitkasource.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	sitkasource.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\counters2.dat	sitkasource.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	sitkasource.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	sitkasource.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	sitkasource.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 3 IoCs

Processes:

sitkasource.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	sitkasource.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	sitkasource.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	sitkasource.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

sitkasource.exe

pid	process
3932	sitkasource.exe
3932	sitkasource.exe
3932	sitkasource.exe
3932	sitkasource.exe
3932	sitkasource.exe
3932	sitkasource.exe
3932	sitkasource.exe
3932	sitkasource.exe
3932	sitkasource.exe
3932	sitkasource.exe
3932	sitkasource.exe
3932	sitkasource.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe

pid process

1788 ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe

pid	process
1788	ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exesitkasource.exe

description	pid	process	target process
PID 648 wrote to memory of 1788	648	ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe	ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe
PID 648 wrote to memory of 1788	648	ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe	ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe
PID 648 wrote to memory of 1788	648	ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe	ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe
PID 2832 wrote to memory of 3932	2832	sitkasource.exe	sitkasource.exe
PID 2832 wrote to memory of 3932	2832	sitkasource.exe	sitkasource.exe
PID 2832 wrote to memory of 3932	2832	sitkasource.exe	sitkasource.exe

C:\Users\Admin\AppData\Local\Temp\ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe
"C:\Users\Admin\AppData\Local\Temp\ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:648

C:\Users\Admin\AppData\Local\Temp\ef542a6656488836225eab031154badda2b5ec3ee52f12f5eaca4bb73a4151e2.exe
--5d7f846
2⤵
- Suspicious behavior: RenamesItself
PID:1788

C:\Windows\SysWOW64\sitkasource.exe
"C:\Windows\SysWOW64\sitkasource.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2832

C:\Windows\SysWOW64\sitkasource.exe
--6d9974e5
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:3932

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/648-116-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/648-115-0x0000000002140000-0x0000000002151000-memory.dmp

Filesize
68KB

Download
memory/1788-114-0x0000000000000000-mapping.dmp

Download
memory/1788-118-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2832-119-0x0000000000430000-0x00000000004DE000-memory.dmp

Filesize
696KB

Download
memory/2832-121-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3932-120-0x0000000000000000-mapping.dmp

Download
memory/3932-122-0x0000000000480000-0x000000000052E000-memory.dmp

Filesize
696KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads