emotet | 3920146e9643c8ad29ef683e3d2f293e34f92a4b76eadc6f8ec372dc5cbb6785

General

Target

d47272f66b32f1a48a7bb421611e6feb_JaffaCakes118.exe
Size

258KB
MD5

d47272f66b32f1a48a7bb421611e6feb
SHA1

04bee7c9ff9c38c43f8db31a121a058a7ec2f4e6
SHA256

3920146e9643c8ad29ef683e3d2f293e34f92a4b76eadc6f8ec372dc5cbb6785
SHA512

c684f2d36bbf87ad52b31e750c089c96198b823e3166bb5ab2810d575b9751d64f1e7b3317011c990df662421924edd00a84ab568063ec94ecf138fb055fd9da
SSDEEP

6144:KOvjHC4lzb94HfwRG9eqoZTCpy539N5vxg3cayb6GpWFh:TjHC4lzb94HfCXoMxRvxwrygFh

Score

10^/10

emotet epoch2 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

165.227.156.155:443

104.239.175.211:8080

67.225.179.64:8080

192.241.220.155:8080

179.12.170.148:8080

5.196.74.210:8080

189.209.217.49:80

178.79.161.166:443

190.228.72.244:53

105.228.98.115:443

31.172.240.91:8080

136.243.177.26:8080

87.230.19.21:8080

171.101.153.86:990

37.157.194.134:443

209.141.41.136:8080

91.205.215.66:8080

167.99.105.223:7080

83.136.245.190:8080

167.71.10.37:8080

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

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	whilesupp.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	whilesupp.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	whilesupp.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	whilesupp.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	d47272f66b32f1a48a7bb421611e6feb_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	whilesupp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	whilesupp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d47272f66b32f1a48a7bb421611e6feb_JaffaCakes118.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\History\CachePrefix = "Visited:"	whilesupp.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	whilesupp.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	whilesupp.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
3176	whilesupp.exe
3176	whilesupp.exe
3176	whilesupp.exe
3176	whilesupp.exe
3176	whilesupp.exe
3176	whilesupp.exe
3176	whilesupp.exe
3176	whilesupp.exe
3176	whilesupp.exe
3176	whilesupp.exe
3176	whilesupp.exe
3176	whilesupp.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3560	d47272f66b32f1a48a7bb421611e6feb_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 3560	2512	d47272f66b32f1a48a7bb421611e6feb_JaffaCakes118.exe	88
PID 2512 wrote to memory of 3560	2512	d47272f66b32f1a48a7bb421611e6feb_JaffaCakes118.exe	88
PID 2512 wrote to memory of 3560	2512	d47272f66b32f1a48a7bb421611e6feb_JaffaCakes118.exe	88
PID 3824 wrote to memory of 3176	3824	whilesupp.exe	94
PID 3824 wrote to memory of 3176	3824	whilesupp.exe	94
PID 3824 wrote to memory of 3176	3824	whilesupp.exe	94

C:\Users\Admin\AppData\Local\Temp\d47272f66b32f1a48a7bb421611e6feb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d47272f66b32f1a48a7bb421611e6feb_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Users\Admin\AppData\Local\Temp\d47272f66b32f1a48a7bb421611e6feb_JaffaCakes118.exe
  --cfd249ac
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:3560

C:\Windows\SysWOW64\whilesupp.exe
"C:\Windows\SysWOW64\whilesupp.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3824
- C:\Windows\SysWOW64\whilesupp.exe
  --ce68e769
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:3176

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

Loading Replay Monitor...

Downloads

C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\e33aec243fbda420976c3735c1f68a0d_c186ecc3-67e4-4d2b-8682-b6c322da87aa

Filesize
50B

MD5
d3b2072f22c54a987baf5b09bc63a002

SHA1
e405a097074ca95e27198f3f5279be9aa01536ff

SHA256
c6af0c5856ec37ae236b3086cae6caeba8b637db0144d3581d53cf65cf5013e8

SHA512
d76f5e53fc0568ec48fb67ae02974fb9832e821a34683f56348c15aeaaf3a03312e3fa2e27579ac94145967ae221c2dc8e322ce0fe3c4d9242505b44c05ddbdf

Download Submit
memory/2512-0-0x0000000000A00000-0x0000000000A11000-memory.dmp

Filesize
68KB

Download
memory/2512-1-0x0000000000A20000-0x0000000000A37000-memory.dmp

Filesize
92KB

Download
memory/2512-6-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3176-21-0x0000000001880000-0x0000000001897000-memory.dmp

Filesize
92KB

Download
memory/3176-26-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3560-7-0x00000000007D0000-0x00000000007E7000-memory.dmp

Filesize
92KB

Download
memory/3560-19-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3824-13-0x00000000007E0000-0x00000000007F7000-memory.dmp

Filesize
92KB

Download
memory/3824-18-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download

Analysis

Sharing