emotet | a326f075ff50d6a0846457831bb80c88dd4b958d3da24e875e6ee5619dd115a9

Analysis

max time kernel
54s
max time network
104s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
04/11/2022, 10:19

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General

Target

a326f075ff50d6a0846457831bb80c88dd4b958d3da24e875e6ee5619dd115a9.dll
Size

529KB
MD5

077e253872d8239765f7fb41ba395376
SHA1

da014343cd3b2ec71b5234fcd3afe30b6961002a
SHA256

a326f075ff50d6a0846457831bb80c88dd4b958d3da24e875e6ee5619dd115a9
SHA512

c5cf2f016efbac5ec442e3fdae63f369d68bb01160d034a5b5a69668793d934807526982ae128aee8f2aff4901ab038a394cc89e69229cba6e9aba33bf58b3b9
SSDEEP

6144:CvmTyW3ZBck+bvI0dfzJoQ/hVOjkIrkYKNGK6VWWOI0edWx7IBq9B:Cw09X38gGtWWOwdWlIB

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\AAVRTKChKDI.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\OIOYAa\\AAVRTKChKDI.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4672	regsvr32.exe
4672	regsvr32.exe
3320	regsvr32.exe
3320	regsvr32.exe
3320	regsvr32.exe
3320	regsvr32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4672	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4672 wrote to memory of 3320	4672	regsvr32.exe	66
PID 4672 wrote to memory of 3320	4672	regsvr32.exe	66

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a326f075ff50d6a0846457831bb80c88dd4b958d3da24e875e6ee5619dd115a9.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4672
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\OIOYAa\AAVRTKChKDI.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:3320

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/4672-115-0x0000000000D50000-0x0000000000D7F000-memory.dmp

Filesize
188KB

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