emotet | 822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a

Analysis

max time kernel
202s
max time network
210s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2022 17:13

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General

Target

822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe
Size

185KB
MD5

9cfe6dfcbbcd77ca32d6ec50352f8bb9
SHA1

2c0db337b84771a656c6ea73acfe0160f6c8e66e
SHA256

822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a
SHA512

95db1f06288ac2a250d2eb5e44ba8fb16592fc108b6f0392b9e5379f4e17ea4763e625a3f9a97bdf58ecd132fb8e58a73d0224815f8b5412849a3dfb3e51cc4a
SSDEEP

3072:s8ENSRg5KrR52iOG7jWXlnYNav5KLdIIPF4j5dFI:s8KSRg5KPHOGErRKL6Gd

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 4 IoCs

Processes:

sitkasitka.exe

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

sitkasitka.exe

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

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

sitkasitka.exe

pid process

2336 sitkasitka.exe
2336 sitkasitka.exe
2336 sitkasitka.exe
2336 sitkasitka.exe
2336 sitkasitka.exe
2336 sitkasitka.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe

pid process

4104 822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe

pid	process
2336	sitkasitka.exe
2336	sitkasitka.exe
2336	sitkasitka.exe
2336	sitkasitka.exe
2336	sitkasitka.exe
2336	sitkasitka.exe

pid	process
4104	822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exesitkasitka.exe

description	pid	process	target process
PID 4216 wrote to memory of 4104	4216	822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe	822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe
PID 4216 wrote to memory of 4104	4216	822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe	822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe
PID 4216 wrote to memory of 4104	4216	822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe	822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe
PID 3816 wrote to memory of 2336	3816	sitkasitka.exe	sitkasitka.exe
PID 3816 wrote to memory of 2336	3816	sitkasitka.exe	sitkasitka.exe
PID 3816 wrote to memory of 2336	3816	sitkasitka.exe	sitkasitka.exe

C:\Users\Admin\AppData\Local\Temp\822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe
"C:\Users\Admin\AppData\Local\Temp\822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4216

C:\Users\Admin\AppData\Local\Temp\822794b9e0379736447f02974e557914c5ba66236c70607a9fdec83b33e6750a.exe
--b2283158
2⤵
- Suspicious behavior: RenamesItself
PID:4104

C:\Windows\SysWOW64\sitkasitka.exe
"C:\Windows\SysWOW64\sitkasitka.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3816

C:\Windows\SysWOW64\sitkasitka.exe
--dece6c12
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:2336

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2336-141-0x0000000000000000-mapping.dmp

Download
memory/2336-144-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2336-142-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/3816-140-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/4104-134-0x0000000000000000-mapping.dmp

Download
memory/4104-143-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4104-136-0x0000000002030000-0x0000000002041000-memory.dmp

Filesize
68KB

Download
memory/4104-137-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/4104-139-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/4216-135-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/4216-138-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4216-132-0x0000000002030000-0x0000000002041000-memory.dmp

Filesize
68KB

Download
memory/4216-133-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download