emotet | 8d3bb8fd36d20868dbb952eff9dd1c6ee326064dacdb44ea4e0b81dc68a4b138

Analysis

max time kernel
101s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2022, 22:50

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General

Target
em.dll
Size 727KB
Sample221102-2r89gsceb2
SHA256 8d3bb8fd36d20868dbb952eff9dd1c6ee326064dacdb44ea4e0b81dc68a4b138
MD5 d9b469ea18de530d3bb94a10220c4d82
SHA1 af5a16c5e4c418c7491b684c0f21aa636a4751c0
SHA512 0f8190ba901c7f46e770e151a7628d964faa48276fec17b92553a51ef4c55995ac30e16a401d7aa190d146e538470572fb392c59999556c66895bc7cebea497a
SSDEEP 12288:ezhsu7PWe6Fth9tmzQS+37pzGIz/mXpo1z+ZSjq+DsCJqzfo:ktR6rhjmzhsT/Yg6gjtJqzf
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

emotet banker persistence trojan

Malware Config

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\YEaI.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\CeYFfkGTqwZfwThF\\YEaI.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4908	regsvr32.exe
4908	regsvr32.exe
1532	regsvr32.exe
1532	regsvr32.exe
1532	regsvr32.exe
1532	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4908	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4908 wrote to memory of 1532	4908	regsvr32.exe	82
PID 4908 wrote to memory of 1532	4908	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\em.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4908
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\CeYFfkGTqwZfwThF\YEaI.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:1532

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4908-132-0x0000000180000000-0x0000000180030000-memory.dmp

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