emotet | e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5

Analysis

max time kernel
189s
max time network
214s
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 13:25

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General

Target

e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe
Size

108KB
MD5

20ebc8c8a59c8c0555473ea7dceb3917
SHA1

2ab4d6ea573388e7f5ecb040c01833309a9cb75d
SHA256

e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5
SHA512

9128f6d50a687b365f2e9d6d982db55980520677794f407ffbaffc76909004fc2e17338c0a9a3bc62e2902a27afe068c6f39a3569f8695a8ef14a0c3747eb47e
SSDEEP

3072:mCrRG9LEWHyMp6awrpEoNLna7EP7N5Ltgxx:mCrs0JaYvnDPdgf

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 177.231.157.189

description	ioc
Destination IP	177.231.157.189

Drops file in System32 directory 4 IoCs

Processes:

bulkmatrix.exe

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

bulkmatrix.exe

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

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

bulkmatrix.exe

pid process

4236 bulkmatrix.exe
4236 bulkmatrix.exe
4236 bulkmatrix.exe
4236 bulkmatrix.exe
4236 bulkmatrix.exe
4236 bulkmatrix.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe

pid process

228 e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe

pid	process
4236	bulkmatrix.exe
4236	bulkmatrix.exe
4236	bulkmatrix.exe
4236	bulkmatrix.exe
4236	bulkmatrix.exe
4236	bulkmatrix.exe

pid	process
228	e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exebulkmatrix.exe

description	pid	process	target process
PID 1180 wrote to memory of 228	1180	e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe	e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe
PID 1180 wrote to memory of 228	1180	e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe	e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe
PID 1180 wrote to memory of 228	1180	e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe	e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe
PID 3780 wrote to memory of 4236	3780	bulkmatrix.exe	bulkmatrix.exe
PID 3780 wrote to memory of 4236	3780	bulkmatrix.exe	bulkmatrix.exe
PID 3780 wrote to memory of 4236	3780	bulkmatrix.exe	bulkmatrix.exe

C:\Users\Admin\AppData\Local\Temp\e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe
"C:\Users\Admin\AppData\Local\Temp\e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1180

C:\Users\Admin\AppData\Local\Temp\e46e31f18fff347507b937316f34f214b5a7701917edfe26c0aa0cfea4f299f5.exe
--aa115ff7
2⤵
- Suspicious behavior: RenamesItself
PID:228

C:\Windows\SysWOW64\bulkmatrix.exe
"C:\Windows\SysWOW64\bulkmatrix.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3780

C:\Windows\SysWOW64\bulkmatrix.exe
--2d6326a5
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:4236

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/228-132-0x0000000000000000-mapping.dmp

Download
memory/228-135-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/228-136-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/228-140-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1180-133-0x0000000002150000-0x0000000002161000-memory.dmp

Filesize
68KB

Download
memory/1180-134-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3780-137-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4236-138-0x0000000000000000-mapping.dmp

Download
memory/4236-139-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4236-141-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download