emotet | 5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6

Analysis

max time kernel
142s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2022 18:25

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General

Target

5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe
Size

112KB
MD5

f22f7b06c0e9503578806e844b148138
SHA1

2ea8f5b40154cb24a8d48cf68ac4ca4f35d46a6f
SHA256

5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6
SHA512

b0e9f6ab97ba768af834af017cb28ff614a23169726093e8c7df40faae217b3d27ce8dcf5cf9b791efa61d12e5f453bff402fe3d48e336ae6b3f2ad71fe528b7
SSDEEP

3072:pvDCGjODCKxSLKox1Xen3M0S58RXd8fAKE:ptjO+KxSzTu3lVeE

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:

acldump.exe

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

acldump.exe

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

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

acldump.exe

pid process

5096 acldump.exe
5096 acldump.exe
5096 acldump.exe
5096 acldump.exe
5096 acldump.exe
5096 acldump.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe

pid process

4108 5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe

pid	process
5096	acldump.exe
5096	acldump.exe
5096	acldump.exe
5096	acldump.exe
5096	acldump.exe
5096	acldump.exe

pid	process
4108	5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exeacldump.exe

description	pid	process	target process
PID 4804 wrote to memory of 4108	4804	5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe	5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe
PID 4804 wrote to memory of 4108	4804	5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe	5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe
PID 4804 wrote to memory of 4108	4804	5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe	5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe
PID 3412 wrote to memory of 5096	3412	acldump.exe	acldump.exe
PID 3412 wrote to memory of 5096	3412	acldump.exe	acldump.exe
PID 3412 wrote to memory of 5096	3412	acldump.exe	acldump.exe

C:\Users\Admin\AppData\Local\Temp\5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe
"C:\Users\Admin\AppData\Local\Temp\5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4804

C:\Users\Admin\AppData\Local\Temp\5720b1a89c3f5066da0326e5a6b1cb2305dbaf96460fe827394670e7fa3ee8f6.exe
--debacaf2
2⤵
- Suspicious behavior: RenamesItself
PID:4108

C:\Windows\SysWOW64\acldump.exe
"C:\Windows\SysWOW64\acldump.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3412

C:\Windows\SysWOW64\acldump.exe
--5be55b34
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:5096

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/3412-138-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/4108-133-0x0000000000000000-mapping.dmp

Download
memory/4108-136-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/4108-137-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/4108-140-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4804-132-0x00000000005D0000-0x00000000005E1000-memory.dmp

Filesize
68KB

Download
memory/4804-134-0x00000000005D0000-0x00000000005E1000-memory.dmp

Filesize
68KB

Download
memory/4804-135-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5096-139-0x0000000000000000-mapping.dmp

Download
memory/5096-141-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/5096-142-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download