emotet | 19df3191b6408a965573e279569a1b6afc075065ae328dc8111eca5916b5638d

General

Target

e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe
Size

91KB
MD5

e73d15f22ba69e89c5e5ea5637935953
SHA1

2028d732fbca96a03fb0665e40cf2399a078e08e
SHA256

19df3191b6408a965573e279569a1b6afc075065ae328dc8111eca5916b5638d
SHA512

df43107cb50d40ca239ac39d6745cf8d05ecf375a7135638cc64ea7d9bb698dce2c241c71034b40e685e78ee110445398ee95973cadf54220a2901a9a421bc39
SSDEEP

1536:fXOPZHEBPcswfOxe+lyFbUuPDXvddzJo48i/87L:/OOBTJK7v3zD/2

Score

10^/10

emotet banker discovery 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

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	sendheaders.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	sendheaders.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	sendheaders.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	sendheaders.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 4 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	e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sendheaders.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sendheaders.exe

Modifies data under HKEY_USERS 3 IoCs

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

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4436	e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe
4436	e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe
1640	e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe
1640	e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe
2928	sendheaders.exe
2928	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe
440	sendheaders.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1640	e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4436 wrote to memory of 1640	4436	e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe	84
PID 4436 wrote to memory of 1640	4436	e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe	84
PID 4436 wrote to memory of 1640	4436	e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe	84
PID 2928 wrote to memory of 440	2928	sendheaders.exe	86
PID 2928 wrote to memory of 440	2928	sendheaders.exe	86
PID 2928 wrote to memory of 440	2928	sendheaders.exe	86

C:\Users\Admin\AppData\Local\Temp\e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4436
- C:\Users\Admin\AppData\Local\Temp\e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e73d15f22ba69e89c5e5ea5637935953_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  PID:1640

C:\Windows\SysWOW64\sendheaders.exe
"C:\Windows\SysWOW64\sendheaders.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2928
- C:\Windows\SysWOW64\sendheaders.exe
  "C:\Windows\SysWOW64\sendheaders.exe"
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:440

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

memory/440-22-0x00000000005B0000-0x00000000005BD000-memory.dmp

Filesize
52KB

Download
memory/440-32-0x00000000005B0000-0x00000000005BD000-memory.dmp

Filesize
52KB

Download
memory/440-28-0x0000000000DF0000-0x0000000000E00000-memory.dmp

Filesize
64KB

Download
memory/440-23-0x00000000005C0000-0x00000000005CD000-memory.dmp

Filesize
52KB

Download
memory/440-27-0x00000000005C0000-0x00000000005CD000-memory.dmp

Filesize
52KB

Download
memory/1640-12-0x0000000002270000-0x000000000227D000-memory.dmp

Filesize
52KB

Download
memory/1640-8-0x0000000002270000-0x000000000227D000-memory.dmp

Filesize
52KB

Download
memory/1640-13-0x0000000002280000-0x0000000002290000-memory.dmp

Filesize
64KB

Download
memory/1640-31-0x0000000002190000-0x000000000219D000-memory.dmp

Filesize
52KB

Download
memory/1640-30-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1640-7-0x0000000002190000-0x000000000219D000-memory.dmp

Filesize
52KB

Download
memory/2928-20-0x0000000000670000-0x000000000067D000-memory.dmp

Filesize
52KB

Download
memory/2928-21-0x0000000000CB0000-0x0000000000CC0000-memory.dmp

Filesize
64KB

Download
memory/2928-15-0x0000000000CA0000-0x0000000000CAD000-memory.dmp

Filesize
52KB

Download
memory/2928-29-0x0000000000670000-0x000000000067D000-memory.dmp

Filesize
52KB

Download
memory/2928-19-0x0000000000CA0000-0x0000000000CAD000-memory.dmp

Filesize
52KB

Download
memory/4436-0-0x00000000005E0000-0x00000000005ED000-memory.dmp

Filesize
52KB

Download
memory/4436-1-0x00000000005F0000-0x00000000005FD000-memory.dmp

Filesize
52KB

Download
memory/4436-6-0x0000000002270000-0x0000000002280000-memory.dmp

Filesize
64KB

Download
memory/4436-14-0x00000000005E0000-0x00000000005ED000-memory.dmp

Filesize
52KB

Download
memory/4436-5-0x00000000005F0000-0x00000000005FD000-memory.dmp

Filesize
52KB

Download

Analysis

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