emotet | ffd0e98de0f563e7bd41c14a8d78dc401c07c139d888dfb9f441cd6eb16671c9

Analysis

max time kernel
127s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2022, 15:12

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General

Target

4f2c1477a0872f5811c77e88d8065305.dll
Size

882KB
MD5

4f2c1477a0872f5811c77e88d8065305
SHA1

b6dc876c132b8359464f20e231fa41b4e499d778
SHA256

ffd0e98de0f563e7bd41c14a8d78dc401c07c139d888dfb9f441cd6eb16671c9
SHA512

8313ec0d2df73024750e41959eefe8f5c5f4c2e529fad250ff604bfb224875c7c818fa2113564a945aa0cab7ae5a08e6140098261a5bb4c44b49d46205ebf7b3
SSDEEP

12288:OY67TI+4RcCD01BkNsNi0MBpIwz0WMWQdshDQYxA3:Opk+4Rj01BkN3tphz0WMTm5K

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

45.235.8.30:8080

94.23.45.86:4143

119.59.103.152:8080

169.60.181.70:8080

164.68.99.3:8080

172.105.226.75:8080

107.170.39.149:8080

206.189.28.199:8080

1.234.2.232:8080

188.44.20.25:443

186.194.240.217:443

103.43.75.120:443

149.28.143.92:443

159.89.202.34:443

209.97.163.214:443

183.111.227.137:8080

129.232.188.93:443

139.59.126.41:443

110.232.117.186:8080

139.59.56.73:8080

eck1.plain

ecs1.plain

Signatures

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sHJLWkgz.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\CaQOyzYFzVbhTo\\sHJLWkgz.dll\""	regsvr32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{F86F2D09-34EA-4D5D-B14B-1347162DF60B}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{B7A1221A-773E-4F47-BEDA-BFF2EBD09DFE}.catalogItem	svchost.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2228	regsvr32.exe
2228	regsvr32.exe
2660	regsvr32.exe
2660	regsvr32.exe
2660	regsvr32.exe
2660	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2228	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2660	2228	regsvr32.exe	75
PID 2228 wrote to memory of 2660	2228	regsvr32.exe	75

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4f2c1477a0872f5811c77e88d8065305.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\CaQOyzYFzVbhTo\sHJLWkgz.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:2660

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:4272

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2228-132-0x0000000000810000-0x000000000083F000-memory.dmp

Filesize
188KB

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