emotet | 44984c31131424fa9190b9693ac69ffde0fb78cf1ab0626c2e1f32739e26c4ce

General

Target

e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Size

188KB
MD5

e57daa472973f37457194166456d5d07
SHA1

6730cbd8be8adc8f22c2185b0a183371ecdda04a
SHA256

44984c31131424fa9190b9693ac69ffde0fb78cf1ab0626c2e1f32739e26c4ce
SHA512

1cfbd29dddde4feb55366746f19bc7dc499866e8dce862f45e69f6c8b688b544beebd96b5eca2be6bd16e7cf8f2bcb6c52c12307214d85ca1bc00b88692e5fd3
SSDEEP

3072:8MoshaaeLI1bFDQ+zdISZCmccwaQoCU/DCWtUOIgarjhxDrW5RSJxQEJE:XoyQyb1RRISZL4HyrCGUOI1v7CYb

Score

10^/10

emotet epoch2 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

74.219.172.26:80

134.209.36.254:8080

104.156.59.7:8080

120.138.30.150:8080

194.187.133.160:443

104.236.246.93:8080

74.208.45.104:8080

78.187.156.31:80

187.161.206.24:80

94.23.216.33:80

172.91.208.86:80

91.211.88.52:7080

50.91.114.38:80

200.123.150.89:443

121.124.124.40:7080

62.75.141.82:80

5.196.74.210:8080

24.137.76.62:80

85.105.205.77:8080

139.130.242.43:80

rsa_pubkey.plain

Signatures

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

Emotet payload 3 IoCs

Detects Emotet payload in memory.

trojan banker

resource	yara_rule
behavioral2/memory/1780-0-0x0000000000B20000-0x0000000000B2F000-memory.dmp	emotet
behavioral2/memory/1780-5-0x0000000000B50000-0x0000000000B60000-memory.dmp	emotet
behavioral2/memory/1780-1-0x0000000000B30000-0x0000000000B42000-memory.dmp	emotet

Executes dropped EXE 1 IoCs

pid	Process
4240	thumbcache.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\dmcommandlineutils\thumbcache.exe	e57daa472973f37457194166456d5d07_JaffaCakes118.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	thumbcache.exe

Modifies registry class 14 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\shell\print\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\E57DAA~1.EXE /p \"%1\""	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\ = "Online Document"	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\shell\open	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\shell\print\command	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\DefaultIcon	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\shell\print	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\shell\printto	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\shell\printto\command	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\E57DAA~1.EXE,1"	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\E57DAA~1.EXE \"%1\""	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\shell\open\command	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\shell	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Dialupwatch.Document\shell\printto\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\E57DAA~1.EXE /pt \"%1\" \"%2\" \"%3\" \"%4\""	e57daa472973f37457194166456d5d07_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1780	e57daa472973f37457194166456d5d07_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1780	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
1780	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
1780	e57daa472973f37457194166456d5d07_JaffaCakes118.exe
4240	thumbcache.exe
4240	thumbcache.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 4240	1780	e57daa472973f37457194166456d5d07_JaffaCakes118.exe	81
PID 1780 wrote to memory of 4240	1780	e57daa472973f37457194166456d5d07_JaffaCakes118.exe	81
PID 1780 wrote to memory of 4240	1780	e57daa472973f37457194166456d5d07_JaffaCakes118.exe	81

C:\Users\Admin\AppData\Local\Temp\e57daa472973f37457194166456d5d07_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e57daa472973f37457194166456d5d07_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Windows\SysWOW64\dmcommandlineutils\thumbcache.exe
  "C:\Windows\SysWOW64\dmcommandlineutils\thumbcache.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4240

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\dmcommandlineutils\thumbcache.exe

Filesize
188KB

MD5
e57daa472973f37457194166456d5d07

SHA1
6730cbd8be8adc8f22c2185b0a183371ecdda04a

SHA256
44984c31131424fa9190b9693ac69ffde0fb78cf1ab0626c2e1f32739e26c4ce

SHA512
1cfbd29dddde4feb55366746f19bc7dc499866e8dce862f45e69f6c8b688b544beebd96b5eca2be6bd16e7cf8f2bcb6c52c12307214d85ca1bc00b88692e5fd3

Download Submit
memory/1780-0-0x0000000000B20000-0x0000000000B2F000-memory.dmp

Filesize
60KB

Download
memory/1780-5-0x0000000000B50000-0x0000000000B60000-memory.dmp

Filesize
64KB

Download
memory/1780-1-0x0000000000B30000-0x0000000000B42000-memory.dmp

Filesize
72KB

Download
memory/1780-9-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download

Analysis

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