emotet | 8725c9f7baf0a9cc8a4ee49571b5740b139e5c57c6cf7ef7ae120b238243a431

General

Target

d51a76a315318f5740244896413e0a01_JaffaCakes118.dll
Size

346KB
MD5

d51a76a315318f5740244896413e0a01
SHA1

acc1cb4e630e5198e8272a50bcb69324878220f0
SHA256

8725c9f7baf0a9cc8a4ee49571b5740b139e5c57c6cf7ef7ae120b238243a431
SHA512

844947bda7d504d40a3af5dcdb7c8448d8872aae4113e16dfd1a794e54bd0499542c113668bc61549b41ce23ea3452cbcb234d60eb1d870c3fabb93a46ebbac7
SSDEEP

3072:Z82jpiC2JG7HZb7XWQml/jz8A4diTE90Q6kF4CKAYR8r3:62L7HN7Kl/jLA90QECrYR63

Score

10^/10

emotet epoch1 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

84.232.229.24:80

51.255.203.164:8080

217.160.169.110:8080

51.15.7.145:80

177.85.167.10:80

186.177.174.163:80

190.114.254.163:8080

185.183.16.47:80

149.202.72.142:7080

181.30.61.163:443

31.27.59.105:80

50.28.51.143:8080

68.183.190.199:8080

85.214.26.7:8080

137.74.106.111:7080

200.75.39.254:80

85.105.239.184:443

190.45.24.210:80

170.81.48.2:80

109.101.137.162:8080

rsa_pubkey.plain

Signatures

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

Blocklisted process makes network request 6 IoCs

flow	pid	Process
4	2540	rundll32.exe
5	2540	rundll32.exe
8	2540	rundll32.exe
11	2540	rundll32.exe
12	2540	rundll32.exe
15	2540	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Bdzkywtrwaj\iyizuejank.ied	rundll32.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 3 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2540	rundll32.exe
2540	rundll32.exe
2540	rundll32.exe
2540	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2272	rundll32.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2272 wrote to memory of 2164	2272	rundll32.exe	31
PID 2272 wrote to memory of 2164	2272	rundll32.exe	31
PID 2272 wrote to memory of 2164	2272	rundll32.exe	31
PID 2272 wrote to memory of 2164	2272	rundll32.exe	31
PID 2272 wrote to memory of 2164	2272	rundll32.exe	31
PID 2272 wrote to memory of 2164	2272	rundll32.exe	31
PID 2272 wrote to memory of 2164	2272	rundll32.exe	31
PID 2164 wrote to memory of 2540	2164	rundll32.exe	32
PID 2164 wrote to memory of 2540	2164	rundll32.exe	32
PID 2164 wrote to memory of 2540	2164	rundll32.exe	32
PID 2164 wrote to memory of 2540	2164	rundll32.exe	32
PID 2164 wrote to memory of 2540	2164	rundll32.exe	32
PID 2164 wrote to memory of 2540	2164	rundll32.exe	32
PID 2164 wrote to memory of 2540	2164	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d51a76a315318f5740244896413e0a01_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d51a76a315318f5740244896413e0a01_JaffaCakes118.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:2272
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Bdzkywtrwaj\iyizuejank.ied",bvHT
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2164
  - - C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Bdzkywtrwaj\iyizuejank.ied",#1
      4⤵
      Blocklisted process makes network request
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:2540

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/2164-3-0x0000000010000000-0x000000001005D000-memory.dmp

Filesize
372KB

Download
memory/2164-4-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/2164-5-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/2272-0-0x00000000000C0000-0x00000000000E1000-memory.dmp

Filesize
132KB

Download
memory/2272-1-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/2272-2-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/2540-6-0x0000000010000000-0x000000001005D000-memory.dmp

Filesize
372KB

Download
memory/2540-7-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/2540-8-0x0000000010000000-0x000000001005D000-memory.dmp

Filesize
372KB

Download
memory/2540-9-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download

Analysis

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