emotet | 38d4316d90fb443ad2600e4768e60fc9ebc79e2d33ebff8d2bb18eb3bc03a31b

Analysis

max time kernel
119s
max time network
128s
platform
windows10_x64
resource
win10-en-20211014
submitted
25/11/2021, 12:09

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General

Target
gRejbuwz7kV.dll
Size 653KB
Sample211125-pbgs3sade4
SHA256 38d4316d90fb443ad2600e4768e60fc9ebc79e2d33ebff8d2bb18eb3bc03a31b
MD5 2df3c2e124a458dc3d98147469b3d07f
SHA1 8b1ee4ac3df084ba4a0f0dbf290a2c8b97073f5f
SHA512 65e009c78857ee2bb7ee2a22c8f3d9e08eb27092848838496a8e9bb5a27ee93029d726951818e793ae1025b03aeea54818e38ea2d2c4b648194ffa566a0ce497
MD5 SHA1 SHA512

Score

10^/10

emotet epoch5 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

51.178.61.60:443
168.197.250.14:80
45.79.33.48:8080
196.44.98.190:8080
177.72.80.14:7080
51.210.242.234:8080
185.148.169.10:8080
142.4.219.173:8080
78.47.204.80:443
78.46.73.125:443
37.44.244.177:8080
37.59.209.141:8080
191.252.103.16:80
54.38.242.185:443
85.214.67.203:8080
54.37.228.122:443
207.148.81.119:8080
195.77.239.39:8080
66.42.57.149:443
195.154.146.35:443

eck1.plain

ecs1.plain

Signatures

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

Blocklisted process makes network request 1 IoCs

flow	pid	Process
18	1160	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Zyrhzeybztik\cwdyw.zoa	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1160	rundll32.exe
1160	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1060	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 3952	2868	rundll32.exe	69
PID 2868 wrote to memory of 3952	2868	rundll32.exe	69
PID 2868 wrote to memory of 3952	2868	rundll32.exe	69
PID 3952 wrote to memory of 1060	3952	rundll32.exe	70
PID 3952 wrote to memory of 1060	3952	rundll32.exe	70
PID 3952 wrote to memory of 1060	3952	rundll32.exe	70
PID 1060 wrote to memory of 2372	1060	rundll32.exe	71
PID 1060 wrote to memory of 2372	1060	rundll32.exe	71
PID 1060 wrote to memory of 2372	1060	rundll32.exe	71
PID 2372 wrote to memory of 1160	2372	rundll32.exe	72
PID 2372 wrote to memory of 1160	2372	rundll32.exe	72
PID 2372 wrote to memory of 1160	2372	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\gRejbuwz7kV.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\gRejbuwz7kV.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3952
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\gRejbuwz7kV.dll",Control_RunDLL
    3⤵
    - Drops file in System32 directory
    - Suspicious behavior: RenamesItself
    - Suspicious use of WriteProcessMemory
    PID:1060
  - - C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Zyrhzeybztik\cwdyw.zoa",ifUdoRQ
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2372
    - - C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Zyrhzeybztik\cwdyw.zoa",Control_RunDLL
        5⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:1160

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

Replay Monitor

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Downloads

memory/1060-137-0x0000000005340000-0x0000000005368000-memory.dmp

Download

memory/1060-132-0x00000000051E0000-0x0000000005208000-memory.dmp

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memory/1060-123-0x0000000004DF0000-0x0000000004E18000-memory.dmp

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memory/1060-126-0x0000000004FE0000-0x0000000005008000-memory.dmp

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memory/1060-129-0x0000000005180000-0x00000000051A8000-memory.dmp

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memory/1160-143-0x0000000003120000-0x0000000003148000-memory.dmp

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memory/1160-146-0x0000000004CA0000-0x0000000004CC8000-memory.dmp

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memory/1160-149-0x0000000005300000-0x0000000005328000-memory.dmp

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memory/1160-152-0x00000000053E0000-0x0000000005408000-memory.dmp

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memory/1160-155-0x00000000054C0000-0x00000000054E8000-memory.dmp

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memory/1160-158-0x00000000055B0000-0x00000000055D8000-memory.dmp

Download

memory/1160-161-0x00000000056B0000-0x00000000056D8000-memory.dmp

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memory/2372-136-0x0000000000150000-0x0000000000178000-memory.dmp

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memory/3952-116-0x0000000001020000-0x0000000001048000-memory.dmp

Download