emotet | b2c9c4b6e211ed906fd088827d6f405b0c302f032035732ce2cffa5436717d26

General

Target

d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe
Size

632KB
MD5

d61e60034c948cdfa84c257900be81a6
SHA1

2a65f934d9b0da459483988e6cc312edc48025b4
SHA256

b2c9c4b6e211ed906fd088827d6f405b0c302f032035732ce2cffa5436717d26
SHA512

bcc9ae94443ce40103cefdc1603aca21f8925e4c997779f0e2c99443382399f54e9adb8553a7910f0d5a82b8f410e751a23d1caa1f8c5b000ccacb3b74ed3d3b
SSDEEP

12288:RphSRoPQfYGRWDr/ZxQko0WYNkjC9smpNNH:RHL6WDDWY6UN5

Score

10^/10

emotet epoch3 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

C2

54.38.94.197:8080

192.161.190.171:8080

80.93.48.49:7080

222.239.249.166:443

201.196.15.79:990

37.59.24.25:8080

113.52.135.33:7080

172.104.70.207:8080

217.26.163.82:7080

216.75.37.196:8080

157.7.164.178:8081

212.129.14.27:8080

198.57.217.170:8080

186.66.224.182:990

119.159.150.176:443

181.197.108.171:443

191.100.24.201:50000

95.216.212.157:8080

187.177.155.123:990

190.189.79.73:80

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	nicchar.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	nicchar.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	nicchar.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	nicchar.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	d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nicchar.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nicchar.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d61e60034c948cdfa84c257900be81a6_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\Cookies\CachePrefix = "Cookie:"	nicchar.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	nicchar.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	nicchar.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe
2052	nicchar.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4932	d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2800	d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe
4932	d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe
2228	nicchar.exe
2052	nicchar.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 4932	2800	d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe	88
PID 2800 wrote to memory of 4932	2800	d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe	88
PID 2800 wrote to memory of 4932	2800	d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe	88
PID 2228 wrote to memory of 2052	2228	nicchar.exe	97
PID 2228 wrote to memory of 2052	2228	nicchar.exe	97
PID 2228 wrote to memory of 2052	2228	nicchar.exe	97

C:\Users\Admin\AppData\Local\Temp\d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2800
- C:\Users\Admin\AppData\Local\Temp\d61e60034c948cdfa84c257900be81a6_JaffaCakes118.exe
  --9c0f8c82
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of SetWindowsHookEx
  PID:4932

C:\Windows\SysWOW64\nicchar.exe
"C:\Windows\SysWOW64\nicchar.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Windows\SysWOW64\nicchar.exe
  --484d0af4
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2052

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:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\a2eec3d435c3c14c814bb58a126b421d_32404286-a0b5-4a93-9620-6f13fd83251a

Filesize
50B

MD5
28007555192173189a26dd0682738504

SHA1
022695a5012784ce6ebd24e5eab393f952bd885e

SHA256
dcfa8ba61f51bf15c97d5e0dd58811ad62278b310d0a795f6c308c75e6e980e5

SHA512
504b5b1bd1027990f14759d58d9a1eecc172ffeed26c5bb98e9261d5eb435f1ccfb9ec3d1bae3667be45f572942d023b4e17505099aa840fb4ecc616953a360c

Download Submit
memory/2052-19-0x0000000000F90000-0x0000000000FA4000-memory.dmp

Filesize
80KB

Download
memory/2228-12-0x0000000000E70000-0x0000000000E84000-memory.dmp

Filesize
80KB

Download
memory/2800-5-0x0000000002270000-0x000000000227F000-memory.dmp

Filesize
60KB

Download
memory/2800-0-0x00000000022A0000-0x00000000022B4000-memory.dmp

Filesize
80KB

Download
memory/4932-6-0x0000000002060000-0x0000000002074000-memory.dmp

Filesize
80KB

Download
memory/4932-17-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download

Analysis

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