emotet | 3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79

Analysis

max time kernel
143s
max time network
169s
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 18:46

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General

Target

3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe
Size

116KB
MD5

70401388d0e6b6fcebe0b68135114c5e
SHA1

08e571792858e812a336321d892d9170687782c6
SHA256

3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79
SHA512

1a1d87dc3e8c032cbc2036bdb4f1d323bf9cbff42b568498942b2096ddcb366d5ad15a387f3e824fcc0719e528b6133fa475c908ca7e0360272149a7f06ec0ee
SSDEEP

3072:0RYBR2SZlX/1SvgDJ6gwBq1Dn1xho+IBU82g:0RYBdZo6JvwA1DnDhoLU/

Score

10^/10

emotet banker trojan

Malware Config

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes:

description ioc

Destination IP 217.92.171.167

description	ioc
Destination IP	217.92.171.167

Drops file in System32 directory 4 IoCs

Processes:

redistrel.exe

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

redistrel.exe

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

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

redistrel.exe

pid	process
4976	redistrel.exe
4976	redistrel.exe
4976	redistrel.exe
4976	redistrel.exe
4976	redistrel.exe
4976	redistrel.exe
4976	redistrel.exe
4976	redistrel.exe
4976	redistrel.exe
4976	redistrel.exe
4976	redistrel.exe
4976	redistrel.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe

pid process

3792 3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe

pid	process
3792	3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exeredistrel.exe

description	pid	process	target process
PID 2264 wrote to memory of 3792	2264	3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe	3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe
PID 2264 wrote to memory of 3792	2264	3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe	3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe
PID 2264 wrote to memory of 3792	2264	3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe	3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe
PID 1656 wrote to memory of 4976	1656	redistrel.exe	redistrel.exe
PID 1656 wrote to memory of 4976	1656	redistrel.exe	redistrel.exe
PID 1656 wrote to memory of 4976	1656	redistrel.exe	redistrel.exe

C:\Users\Admin\AppData\Local\Temp\3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe
"C:\Users\Admin\AppData\Local\Temp\3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2264

C:\Users\Admin\AppData\Local\Temp\3a594ce3945cb76f5893f28a3cf638dd0e6b94f27dbf7ecf0fb4c8fe98463a79.exe
--12aa1f6f
2⤵
- Suspicious behavior: RenamesItself
PID:3792

C:\Windows\SysWOW64\redistrel.exe
"C:\Windows\SysWOW64\redistrel.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1656

C:\Windows\SysWOW64\redistrel.exe
--3bccf476
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:4976

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/2264-132-0x0000000000770000-0x0000000000781000-memory.dmp

Filesize
68KB

Download
memory/2264-133-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2264-135-0x0000000000770000-0x0000000000781000-memory.dmp

Filesize
68KB

Download
memory/2264-136-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3792-134-0x0000000000000000-mapping.dmp

Download
memory/3792-137-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3792-139-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4976-138-0x0000000000000000-mapping.dmp

Download
memory/4976-140-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4976-141-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download