emotet | 83e988460e2d1305223d78eed848f66fbe3fdfe9d6fa0a10a008e09867dc90cb

Analysis

max time kernel
574s
max time network
586s
platform
windows10_x64
resource
win10v20201028
submitted
24-01-2021 19:01

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General

Target

E2-20210122_155032.dll
Size

340KB
MD5

26cc112b507116990d38d7ea12457d77
SHA1

8b731595006a801139760b06df0b26e83795e993
SHA256

7a09e26f28b9beeb66fbb7987994be6d6e0910a03ea2cf967901b4f42a8ab48d
SHA512

f541eba64546c32f54520a607b9a409d3b2053628bd3afbd0b857ccdd2c463da98aa3e55a6d1018fd9f20ed611d650f2bf1624c8bea260d97df1283399282b41

Score

10^/10

emotet epoch2 banker ransomware trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

69.38.130.14:80

195.159.28.230:8080

162.241.204.233:8080

115.21.224.117:80

78.189.148.42:80

181.165.68.127:80

78.188.225.105:80

161.0.153.60:80

89.106.251.163:80

172.125.40.123:80

5.39.91.110:7080

110.145.11.73:80

190.251.200.206:80

144.217.7.207:7080

75.109.111.18:80

75.177.207.146:80

139.59.60.244:8080

70.183.211.3:80

95.213.236.64:8080

61.19.246.238:443

rsa_pubkey.plain

Signatures

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

Blocklisted process makes network request 10 IoCs

Processes:

rundll32.exe

flow	pid	process
17	3644	rundll32.exe
18	3644	rundll32.exe
20	3644	rundll32.exe
21	3644	rundll32.exe
23	3644	rundll32.exe
24	3644	rundll32.exe
25	3644	rundll32.exe
26	3644	rundll32.exe
27	3644	rundll32.exe
29	3644	rundll32.exe

Loads dropped DLL 2 IoCs

Processes:

rundll32.exerundll32.exe

pid process

940 rundll32.exe
3644 rundll32.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Jgiiujxngtarvcky\caukixeidyhtrwt.aet rundll32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082

pid	process
940	rundll32.exe
3644	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Jgiiujxngtarvcky\caukixeidyhtrwt.aet	rundll32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

rundll32.exe

pid	process
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe
3644	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

rundll32.exe

pid process

1600 rundll32.exe

pid	process
1600	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

rundll32.exerundll32.exerundll32.exe

description	pid	process	target process
PID 3888 wrote to memory of 1600	3888	rundll32.exe	rundll32.exe
PID 3888 wrote to memory of 1600	3888	rundll32.exe	rundll32.exe
PID 3888 wrote to memory of 1600	3888	rundll32.exe	rundll32.exe
PID 1600 wrote to memory of 940	1600	rundll32.exe	rundll32.exe
PID 1600 wrote to memory of 940	1600	rundll32.exe	rundll32.exe
PID 1600 wrote to memory of 940	1600	rundll32.exe	rundll32.exe
PID 940 wrote to memory of 3644	940	rundll32.exe	rundll32.exe
PID 940 wrote to memory of 3644	940	rundll32.exe	rundll32.exe
PID 940 wrote to memory of 3644	940	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\E2-20210122_155032.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\E2-20210122_155032.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:1600
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Jgiiujxngtarvcky\caukixeidyhtrwt.aet",fRbZTJTHfjhrbQ
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:940
  - - C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Jgiiujxngtarvcky\caukixeidyhtrwt.aet",#1
      4⤵
      Blocklisted process makes network request
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      PID:3644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Windows\SysWOW64\Jgiiujxngtarvcky\caukixeidyhtrwt.aet

MD5
26cc112b507116990d38d7ea12457d77

SHA1
8b731595006a801139760b06df0b26e83795e993

SHA256
7a09e26f28b9beeb66fbb7987994be6d6e0910a03ea2cf967901b4f42a8ab48d

SHA512
f541eba64546c32f54520a607b9a409d3b2053628bd3afbd0b857ccdd2c463da98aa3e55a6d1018fd9f20ed611d650f2bf1624c8bea260d97df1283399282b41

Download Submit
\Windows\SysWOW64\Jgiiujxngtarvcky\caukixeidyhtrwt.aet

MD5
26cc112b507116990d38d7ea12457d77

SHA1
8b731595006a801139760b06df0b26e83795e993

SHA256
7a09e26f28b9beeb66fbb7987994be6d6e0910a03ea2cf967901b4f42a8ab48d

SHA512
f541eba64546c32f54520a607b9a409d3b2053628bd3afbd0b857ccdd2c463da98aa3e55a6d1018fd9f20ed611d650f2bf1624c8bea260d97df1283399282b41

Download Submit
memory/940-5-0x0000000000000000-mapping.dmp

Download
memory/1600-2-0x0000000000000000-mapping.dmp

Download
memory/1600-3-0x0000000003440000-0x0000000003460000-memory.dmp

Filesize
128KB

Download
memory/1600-4-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/3644-7-0x0000000000000000-mapping.dmp

Download