emotet | 016ebc2084ea3bac72069e97b250bf2ea5cc74afda9179eb289b84f031d4f707

General

Target

dvbpurge.exe
Size

357KB
MD5

2408f6020b4b93a433b3440f9966a906
SHA1

9ab9bd4e926bb3c20c6862d4f91c55c1541fcf90
SHA256

016ebc2084ea3bac72069e97b250bf2ea5cc74afda9179eb289b84f031d4f707
SHA512

c6f46ab8611bc2d2bf5d3e1aad3cd94ed50d7e1371ba8a0fd6e7a051e689efc505a8ced2b147989599fc29bb9568d7372e1360265ff57260ae5420f6b5e8bda3

Score

10^/10

emotet lea banker trojan

Malware Config

Extracted

Family

emotet

Botnet

LEA

C2

80.158.53.167:80

80.158.62.194:443

80.158.59.174:8080

80.158.43.136:80

80.158.3.161:443

80.158.51.209:8080

80.158.35.51:80

80.158.63.78:443

rsa_pubkey.plain

Signatures

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

Drops file in System32 directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\counters2.dat	shlpduck.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	shlpduck.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	shlpduck.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	shlpduck.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	shlpduck.exe

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

System Information Discovery
T1082

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\Content\CachePrefix	shlpduck.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	shlpduck.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	shlpduck.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2116	dvbpurge.exe
2116	dvbpurge.exe
2168	dvbpurge.exe
2168	dvbpurge.exe
2728	shlpduck.exe
2728	shlpduck.exe
3548	shlpduck.exe
3548	shlpduck.exe
3548	shlpduck.exe
3548	shlpduck.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2168	dvbpurge.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2168	2116	dvbpurge.exe	75
PID 2116 wrote to memory of 2168	2116	dvbpurge.exe	75
PID 2116 wrote to memory of 2168	2116	dvbpurge.exe	75
PID 2728 wrote to memory of 3548	2728	shlpduck.exe	80
PID 2728 wrote to memory of 3548	2728	shlpduck.exe	80
PID 2728 wrote to memory of 3548	2728	shlpduck.exe	80

C:\Users\Admin\AppData\Local\Temp\dvbpurge.exe
"C:\Users\Admin\AppData\Local\Temp\dvbpurge.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Users\Admin\AppData\Local\Temp\dvbpurge.exe
  --7a7b875f
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  PID:2168

C:\Windows\SysWOW64\shlpduck.exe
"C:\Windows\SysWOW64\shlpduck.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Windows\SysWOW64\shlpduck.exe
  --aec40da4
  2⤵
  - Drops file in System32 directory
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:3548

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2116-114-0x00000000008F0000-0x0000000000906000-memory.dmp

Filesize
88KB

Download
memory/2116-116-0x00000000001D0000-0x00000000001E0000-memory.dmp

Filesize
64KB

Download
memory/2168-120-0x00000000005B0000-0x00000000005C6000-memory.dmp

Filesize
88KB

Download
memory/2728-126-0x0000000000510000-0x0000000000526000-memory.dmp

Filesize
88KB

Download
memory/2728-134-0x00000000004B0000-0x000000000055E000-memory.dmp

Filesize
696KB

Download
memory/3548-130-0x0000000000900000-0x0000000000916000-memory.dmp

Filesize
88KB

Download

Analysis

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