emotet | 4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05

General

Target

4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe
Size

473KB
MD5

307fdc7a12bd6e1c2c5f964dfecf7c49
SHA1

92884729673d5ceb0003777da358e5f08fae002a
SHA256

4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05
SHA512

d30f2b993fc589fd6161c0f50febc00712c7253f1af75a72693cc7068636024b5b4567ee3a9e8bd757cb3b087eeabd79f077e99204372ed358342203844fc711

Score

10^/10

emotet epoch1 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

181.123.0.125:80

119.159.150.176:443

184.69.214.94:20

80.240.141.141:7080

185.187.198.10:8080

46.41.134.46:8080

178.249.187.151:8080

217.199.160.224:8080

186.83.133.253:8080

23.92.22.225:7080

212.71.237.140:8080

190.221.50.210:8080

187.199.158.226:443

185.86.148.222:8080

200.58.171.51:80

77.245.101.134:8080

201.163.74.202:443

203.25.159.3:8080

183.82.97.25:80

51.15.8.192:8080

rsa_pubkey.plain

Signatures

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

Drops file in System32 directory 4 IoCs

Processes:

layersystem.exe

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

layersystem.exe

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

layersystem.exe

pid	process
1396	layersystem.exe
1396	layersystem.exe
1396	layersystem.exe
1396	layersystem.exe
1396	layersystem.exe
1396	layersystem.exe
1396	layersystem.exe
1396	layersystem.exe
1396	layersystem.exe
1396	layersystem.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe

pid process

5020 4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

AUDIODG.EXE

description pid process

Token: 33 816 AUDIODG.EXE
Token: SeIncBasePriorityPrivilege 816 AUDIODG.EXE

pid	process
5020	4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe

description	pid	process
Token: 33	816	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	816	AUDIODG.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exelayersystem.exe

description	pid	process	target process
PID 4716 wrote to memory of 5020	4716	4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe	4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe
PID 4716 wrote to memory of 5020	4716	4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe	4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe
PID 4716 wrote to memory of 5020	4716	4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe	4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe
PID 3444 wrote to memory of 1396	3444	layersystem.exe	layersystem.exe
PID 3444 wrote to memory of 1396	3444	layersystem.exe	layersystem.exe
PID 3444 wrote to memory of 1396	3444	layersystem.exe	layersystem.exe

C:\Users\Admin\AppData\Local\Temp\4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe
"C:\Users\Admin\AppData\Local\Temp\4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4716

C:\Users\Admin\AppData\Local\Temp\4b1257a02a96c2696117b9e71af8d5644449aed26a00c7f1e3436cdb521caf05.exe
--fbed8e0f
2⤵
- Suspicious behavior: RenamesItself
PID:5020

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x49c 0x4a0
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:816

C:\Windows\SysWOW64\layersystem.exe
"C:\Windows\SysWOW64\layersystem.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3444

C:\Windows\SysWOW64\layersystem.exe
--153b0996
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:1396

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1396-137-0x0000000000000000-mapping.dmp

Download
memory/1396-139-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1396-140-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/4716-130-0x0000000002460000-0x0000000002475000-memory.dmp

Filesize
84KB

Download
memory/4716-131-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/4716-133-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/5020-132-0x0000000000000000-mapping.dmp

Download
memory/5020-134-0x0000000002780000-0x0000000002795000-memory.dmp

Filesize
84KB

Download
memory/5020-135-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/5020-136-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/5020-138-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads