emotet | e59e7db0c75cef4bb6e057d725bae7ed5e13fd011b54fe39c3fe7cdb123b684f

Analysis

max time kernel
311s
max time network
317s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
20-06-2022 13:51

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General

Target

455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe
Size

296KB
MD5

ac35802d7f24f8c48231c4ad3dba6ca8
SHA1

d4e091c21fbd85e1b3ab5ff2f03eb89df2ffb9bd
SHA256

455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce
SHA512

f980d12472e06782a1e05a0c9c22e60a54841d63b611b3ecc71fb8475305fc00d01fc266ec21899d0e0dede7ed850f9930ede17d01b874385415450ca952020a

Score

10^/10

emotet epoch2 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

47.146.39.147:80

152.170.205.73:80

185.201.9.197:8080

64.207.182.168:8080

51.89.36.180:443

85.105.111.166:80

139.59.60.244:8080

187.161.206.24:80

98.150.169.135:80

123.176.25.234:80

74.40.205.197:443

24.179.13.119:80

188.219.31.12:80

172.86.188.251:8080

76.175.162.101:80

72.27.212.209:8080

173.173.254.105:80

120.150.60.189:80

139.99.158.11:443

155.186.9.160:80

rsa_pubkey.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Emotet Payload 5 IoCs

Detects Emotet payload in memory.

trojan banker

Processes:

resource	yara_rule
behavioral14/memory/4644-130-0x0000000002220000-0x0000000002232000-memory.dmp	emotet
behavioral14/memory/4644-134-0x0000000002240000-0x0000000002250000-memory.dmp	emotet
behavioral14/memory/4644-137-0x0000000002210000-0x000000000221F000-memory.dmp	emotet
behavioral14/memory/2296-140-0x00000000020E0000-0x00000000020F2000-memory.dmp	emotet
behavioral14/memory/2296-144-0x0000000002100000-0x0000000002110000-memory.dmp	emotet

Executes dropped EXE 1 IoCs

Processes:

expsrv.exe

pid process

2296 expsrv.exe

Drops file in System32 directory 1 IoCs

Processes:

455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Windows.AccountsControl\expsrv.exe	455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe

Drops file in Windows directory 2 IoCs

Processes:

455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exeexpsrv.exe

description	ioc	process
File opened for modification	C:\Windows\notepad.exe	455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe
File opened for modification	C:\Windows\notepad.exe	expsrv.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

expsrv.exe

pid	process
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe
2296	expsrv.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe

pid process

4644 455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exeexpsrv.exe

pid process

4644 455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe
2296 expsrv.exe

pid	process
4644	455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe

pid	process
4644	455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe
2296	expsrv.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe

description	pid	process	target process
PID 4644 wrote to memory of 2296	4644	455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe	expsrv.exe
PID 4644 wrote to memory of 2296	4644	455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe	expsrv.exe
PID 4644 wrote to memory of 2296	4644	455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe	expsrv.exe

C:\Users\Admin\AppData\Local\Temp\455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe
"C:\Users\Admin\AppData\Local\Temp\455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4644

C:\Windows\SysWOW64\Windows.AccountsControl\expsrv.exe
"C:\Windows\SysWOW64\Windows.AccountsControl\expsrv.exe"
2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2296

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

C:\Windows\SysWOW64\Windows.AccountsControl\expsrv.exe
Filesize
296KB

MD5
ac35802d7f24f8c48231c4ad3dba6ca8

SHA1
d4e091c21fbd85e1b3ab5ff2f03eb89df2ffb9bd

SHA256
455d08a5e2a10427eb1aec8f9ee931a5ae10b41acb9cf0e9090f87722a96b9ce

SHA512
f980d12472e06782a1e05a0c9c22e60a54841d63b611b3ecc71fb8475305fc00d01fc266ec21899d0e0dede7ed850f9930ede17d01b874385415450ca952020a

Download Submit
memory/2296-138-0x0000000000000000-mapping.dmp

Download
memory/2296-140-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/2296-144-0x0000000002100000-0x0000000002110000-memory.dmp

Filesize
64KB

Download
memory/4644-130-0x0000000002220000-0x0000000002232000-memory.dmp

Filesize
72KB

Download
memory/4644-134-0x0000000002240000-0x0000000002250000-memory.dmp

Filesize
64KB

Download
memory/4644-137-0x0000000002210000-0x000000000221F000-memory.dmp

Filesize
60KB

Download