emotet | 277b9bff4ac8878ba64089e0d7a0aad276e7d62da658e4d3d24c8d1acb094eca

Analysis

max time kernel
113s
max time network
129s
platform
windows10_x64
resource
win10-en-20211014
submitted
28/11/2021, 12:27

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General

Target
emotet_exe_e4_277b9bff4ac8878ba64089e0d7a0aad276e7d62da658e4d3d24c8d1acb094eca_2021-11-28__122607.exe.dll
Size 276KB
Sample211128-pmrsesceb5
SHA256 277b9bff4ac8878ba64089e0d7a0aad276e7d62da658e4d3d24c8d1acb094eca
MD5 72d8b7715496f39db01bcf021402cbc9
SHA1 19bc0b7e7aa8abf777fc6ae525a7129aea20bede
SHA512 1087cb6ee4e43716402c47b14de523a4ae77304b3217d81d10a1b69c04b9778d170ced3851d38639c6bc378e9c54a640ed0fc140c311eb55f0444280aed94378
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

91.200.186.228:443
41.76.108.46:8080
188.165.214.166:7080
191.252.196.221:8080
103.8.26.103:8080
185.184.25.237:8080
103.8.26.102:8080
178.79.147.66:8080
58.227.42.236:80
45.118.135.203:7080
103.75.201.2:443
195.154.133.20:443
45.142.114.231:8080
212.237.5.209:443
207.38.84.195:8080
104.251.214.46:8080
212.237.17.99:8080
212.237.56.116:7080
216.158.226.206:443
110.232.117.186:8080
158.69.222.101:443
107.182.225.142:8080
176.104.106.96:8080
81.0.236.90:443
50.116.54.215:443
138.185.72.26:8080
51.68.175.8:8080
210.57.217.132:8080

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 2 IoCs

flow	pid	Process
18	3928	rundll32.exe
23	3928	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Yfugz\uavhvumy.xkx	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
3928	rundll32.exe
3928	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2736	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 3028	2724	rundll32.exe	69
PID 2724 wrote to memory of 3028	2724	rundll32.exe	69
PID 2724 wrote to memory of 3028	2724	rundll32.exe	69
PID 3028 wrote to memory of 2736	3028	rundll32.exe	70
PID 3028 wrote to memory of 2736	3028	rundll32.exe	70
PID 3028 wrote to memory of 2736	3028	rundll32.exe	70
PID 2736 wrote to memory of 948	2736	rundll32.exe	71
PID 2736 wrote to memory of 948	2736	rundll32.exe	71
PID 2736 wrote to memory of 948	2736	rundll32.exe	71
PID 948 wrote to memory of 3928	948	rundll32.exe	72
PID 948 wrote to memory of 3928	948	rundll32.exe	72
PID 948 wrote to memory of 3928	948	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_277b9bff4ac8878ba64089e0d7a0aad276e7d62da658e4d3d24c8d1acb094eca_2021-11-28__122607.exe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_277b9bff4ac8878ba64089e0d7a0aad276e7d62da658e4d3d24c8d1acb094eca_2021-11-28__122607.exe.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_277b9bff4ac8878ba64089e0d7a0aad276e7d62da658e4d3d24c8d1acb094eca_2021-11-28__122607.exe.dll",Control_RunDLL
    3⤵
    - Drops file in System32 directory
    - Suspicious behavior: RenamesItself
    - Suspicious use of WriteProcessMemory
    PID:2736
  - - C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Yfugz\uavhvumy.xkx",KjbTUkjeyMwiNzi
      4⤵
      Suspicious use of WriteProcessMemory
      PID:948
    - - C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Yfugz\uavhvumy.xkx",Control_RunDLL
        5⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:3928

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

memory/948-136-0x0000000004D30000-0x0000000004D58000-memory.dmp

Download

memory/2736-123-0x0000000000430000-0x0000000000458000-memory.dmp

Download

memory/2736-120-0x0000000000070000-0x0000000000098000-memory.dmp

Download

memory/2736-137-0x0000000000F50000-0x0000000000F78000-memory.dmp

Download

memory/2736-126-0x0000000000790000-0x00000000007B8000-memory.dmp

Download

memory/2736-129-0x0000000000960000-0x0000000000988000-memory.dmp

Download

memory/2736-132-0x0000000000AA0000-0x0000000000AC8000-memory.dmp

Download

memory/3028-116-0x0000000000E30000-0x0000000000E58000-memory.dmp

Download

memory/3928-143-0x00000000011B0000-0x00000000011D8000-memory.dmp

Download

memory/3928-146-0x00000000049D0000-0x00000000049F8000-memory.dmp

Download

memory/3928-149-0x0000000005100000-0x0000000005128000-memory.dmp

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memory/3928-152-0x00000000051E0000-0x0000000005208000-memory.dmp

Download

memory/3928-155-0x00000000052C0000-0x00000000052E8000-memory.dmp

Download

memory/3928-158-0x00000000053B0000-0x00000000053D8000-memory.dmp

Download