emotet | 036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9

Analysis

max time kernel
136s
max time network
146s
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 12:59

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General

Target

036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe
Size

145KB
MD5

57dfa52cdf92b853aaa66650baf8a986
SHA1

67b9090eb27efb29bded8ca3a551ac8e6725e2a1
SHA256

036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9
SHA512

04c63e3b02c84f167f3f9d385147cdaa88fc4b82ef0fb188156086e7ba7851bd28b21e60915a76cdc197baa615a7ef34caf257ed37f81cde4aea12aee892390b
SSDEEP

3072:5ltrbkFEEqOWYnLdLfD/g5fTjqhv5hvkR:5vwFEEqPYnLtf74inS

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:

execkey.exe

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

execkey.exe

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

execkey.exe

pid	process
1060	execkey.exe
1060	execkey.exe
1060	execkey.exe
1060	execkey.exe
1060	execkey.exe
1060	execkey.exe
1060	execkey.exe
1060	execkey.exe
1060	execkey.exe
1060	execkey.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe

pid process

5008 036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe

pid	process
5008	036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exeexeckey.exe

description	pid	process	target process
PID 2440 wrote to memory of 5008	2440	036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe	036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe
PID 2440 wrote to memory of 5008	2440	036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe	036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe
PID 2440 wrote to memory of 5008	2440	036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe	036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe
PID 2664 wrote to memory of 1060	2664	execkey.exe	execkey.exe
PID 2664 wrote to memory of 1060	2664	execkey.exe	execkey.exe
PID 2664 wrote to memory of 1060	2664	execkey.exe	execkey.exe

C:\Users\Admin\AppData\Local\Temp\036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe
"C:\Users\Admin\AppData\Local\Temp\036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2440

C:\Users\Admin\AppData\Local\Temp\036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe
--51a02dea
2⤵
- Suspicious behavior: RenamesItself
PID:5008

C:\Windows\SysWOW64\execkey.exe
"C:\Windows\SysWOW64\execkey.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2664

C:\Windows\SysWOW64\execkey.exe
--6ddf98a4
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:1060

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/1060-138-0x0000000000000000-mapping.dmp

Download
memory/1060-140-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1060-141-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2440-132-0x0000000002030000-0x0000000002041000-memory.dmp

Filesize
68KB

Download
memory/2440-134-0x0000000002030000-0x0000000002041000-memory.dmp

Filesize
68KB

Download
memory/2440-135-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5008-133-0x0000000000000000-mapping.dmp

Download
memory/5008-136-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/5008-137-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/5008-139-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download