emotet | c4b54b380d46d557a956845974bb641de683b1d0a4f82a77023427d736a1e478

General

Target

f902561545f078bc7070c5603927a680_JaffaCakes118.exe
Size

392KB
MD5

f902561545f078bc7070c5603927a680
SHA1

8c38e04d5ba6fa339f008a245b7abc12b80d6565
SHA256

c4b54b380d46d557a956845974bb641de683b1d0a4f82a77023427d736a1e478
SHA512

596fdfa58b21cf17d02361b2a00dd31ae285e1c220d469acd016baa36c5099c3643a77575d7da61fd5eb340cab1795ec99482d01d3700bf1c4632409456d2239
SSDEEP

6144:vQwl8GGD02Q98eFRDtelT6LXdooCXV5DLvmgB76/Sj2tcm5dqa5/sZ:vr8XD0DxDtyQXS5uPUiz5r5

Score

10^/10

emotet epoch3 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

C2

50.63.13.135:8080

80.211.32.88:8080

222.239.249.166:443

54.38.94.197:8080

78.46.87.133:8080

191.100.24.201:50000

200.71.112.158:53

212.129.14.27:8080

190.189.79.73:80

176.58.93.123:80

113.52.135.33:7080

161.18.233.114:80

46.17.6.116:8080

192.241.220.183:8080

162.144.46.90:8080

95.216.207.86:7080

95.216.212.157:8080

217.26.163.82:7080

50.116.78.109:8080

142.93.87.198:8080

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	speedmalert.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	speedmalert.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	speedmalert.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	speedmalert.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	f902561545f078bc7070c5603927a680_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f902561545f078bc7070c5603927a680_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	speedmalert.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	speedmalert.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:"	speedmalert.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	speedmalert.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	speedmalert.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
3116	speedmalert.exe
3116	speedmalert.exe
3116	speedmalert.exe
3116	speedmalert.exe
3116	speedmalert.exe
3116	speedmalert.exe
3116	speedmalert.exe
3116	speedmalert.exe
3116	speedmalert.exe
3116	speedmalert.exe
3116	speedmalert.exe
3116	speedmalert.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1112	f902561545f078bc7070c5603927a680_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
5116	f902561545f078bc7070c5603927a680_JaffaCakes118.exe
1112	f902561545f078bc7070c5603927a680_JaffaCakes118.exe
1880	speedmalert.exe
3116	speedmalert.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5116 wrote to memory of 1112	5116	f902561545f078bc7070c5603927a680_JaffaCakes118.exe	82
PID 5116 wrote to memory of 1112	5116	f902561545f078bc7070c5603927a680_JaffaCakes118.exe	82
PID 5116 wrote to memory of 1112	5116	f902561545f078bc7070c5603927a680_JaffaCakes118.exe	82
PID 1880 wrote to memory of 3116	1880	speedmalert.exe	84
PID 1880 wrote to memory of 3116	1880	speedmalert.exe	84
PID 1880 wrote to memory of 3116	1880	speedmalert.exe	84

C:\Users\Admin\AppData\Local\Temp\f902561545f078bc7070c5603927a680_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f902561545f078bc7070c5603927a680_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5116
- C:\Users\Admin\AppData\Local\Temp\f902561545f078bc7070c5603927a680_JaffaCakes118.exe
  --d563a049
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of SetWindowsHookEx
  PID:1112

C:\Windows\SysWOW64\speedmalert.exe
"C:\Windows\SysWOW64\speedmalert.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1880
- C:\Windows\SysWOW64\speedmalert.exe
  --707aa68c
  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:3116

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\3bb0238fa49ae7c2b93ce7ae073a1d87_a53bb4ca-6113-48bb-9609-441860fdd0d7

Filesize
50B

MD5
ff9f5f7083a18cd0ee88bca2f3433cd1

SHA1
469b8b86800ab7ac1b5257f1f9309b6855f6ded7

SHA256
2588a66baf280d7c3ad28e2134134ba31a6cdfa8666765a2fcba8a446b08d8d9

SHA512
15b3138040a1c38f8ef61a473aa428addaf42be8bad6906d4d68ba0fb20481dcef67050e9a9e6bebb7335f84cc38968391522b12b3000bdd3b9c692c3ea49700

Download Submit
memory/1112-6-0x00000000020C0000-0x00000000020D7000-memory.dmp

Filesize
92KB

Download
memory/1112-17-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1880-12-0x00000000018D0000-0x00000000018E7000-memory.dmp

Filesize
92KB

Download
memory/3116-19-0x0000000000E50000-0x0000000000E67000-memory.dmp

Filesize
92KB

Download
memory/5116-5-0x0000000002270000-0x0000000002281000-memory.dmp

Filesize
68KB

Download
memory/5116-0-0x0000000002290000-0x00000000022A7000-memory.dmp

Filesize
92KB

Download

Analysis

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