emotet | b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594

Analysis

max time kernel
167s
max time network
175s
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 15:45

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General

Target

b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe
Size

200KB
MD5

302b61562fd258c88ab0db3ffa640faf
SHA1

bf6d895f57b8f18d5b2a0f6ca969c93b142fbce5
SHA256

b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594
SHA512

71f9e1b27653fa8af02e9846691014ccf8676b07679b4555a09dbf2e9e347027f0d186ec96c80a26abc252d74cec8ef43cfbc1b684c8edf003dcc79cadb58fe0
SSDEEP

3072:GNkhoRdoQbxSTcbrh82bQZfR3pKHJLbSvGft0WtPwpIC:GNgo3oInbQZp5MJLbSvGfh0

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:

alaskabased.exe

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

alaskabased.exe

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

alaskabased.exe

pid	process
4972	alaskabased.exe
4972	alaskabased.exe
4972	alaskabased.exe
4972	alaskabased.exe
4972	alaskabased.exe
4972	alaskabased.exe
4972	alaskabased.exe
4972	alaskabased.exe
4972	alaskabased.exe
4972	alaskabased.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe

pid process

1968 b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe

pid	process
1968	b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exealaskabased.exe

description	pid	process	target process
PID 4764 wrote to memory of 1968	4764	b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe	b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe
PID 4764 wrote to memory of 1968	4764	b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe	b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe
PID 4764 wrote to memory of 1968	4764	b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe	b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe
PID 5044 wrote to memory of 4972	5044	alaskabased.exe	alaskabased.exe
PID 5044 wrote to memory of 4972	5044	alaskabased.exe	alaskabased.exe
PID 5044 wrote to memory of 4972	5044	alaskabased.exe	alaskabased.exe

C:\Users\Admin\AppData\Local\Temp\b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe
"C:\Users\Admin\AppData\Local\Temp\b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4764

C:\Users\Admin\AppData\Local\Temp\b6a03ef6505f465c895d0887c0479db9e2cdf7d391123a14c03b1af7dcb69594.exe
--41c2bf6d
2⤵
- Suspicious behavior: RenamesItself
PID:1968

C:\Windows\SysWOW64\alaskabased.exe
"C:\Windows\SysWOW64\alaskabased.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5044

C:\Windows\SysWOW64\alaskabased.exe
--24975416
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:4972

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/1968-133-0x0000000000000000-mapping.dmp

Download
memory/1968-136-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1968-137-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1968-140-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4764-132-0x0000000002030000-0x000000000204B000-memory.dmp

Filesize
108KB

Download
memory/4764-134-0x0000000002030000-0x000000000204B000-memory.dmp

Filesize
108KB

Download
memory/4764-135-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4972-139-0x0000000000000000-mapping.dmp

Download
memory/4972-141-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4972-142-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/5044-138-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download