emotet | 1619d95473545836b1d77c3052cea6e8a5c2a1e016ebcbd6efb7ae6604d3b83d

Analysis

max time kernel
132s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
28-03-2023 12:49

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General

Target

scxNRbSkPfKNRA.dll
Size

523.9MB
MD5

32ec97bbc9826ee88697362023ba68ed
SHA1

3ec2429c7e2713b0f9f40042e1da5da9eaa5d2a8
SHA256

1247d21002b20a15def542f68b04915e14daf29c8eb6a8814539501fe36324f7
SHA512

c2a4afaaff566c7ddd95d02e5bb722fd8b25f19c41dfa5780894d79de54983bc21d1718ecff791acce601824136db14fafcf16e9554d3d6523ac595f364da827
SSDEEP

12288:6iWi2RszBxSICcO5w6SudYEW/N4HTJ4NYu3cX:4inOcO5wJVETHTJwYusX

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

213.239.212.5:443

129.232.188.93:443

103.43.75.120:443

197.242.150.244:8080

1.234.2.232:8080

110.232.117.186:8080

95.217.221.146:8080

159.89.202.34:443

159.65.88.10:8080

82.223.21.224:8080

169.57.156.166:8080

45.176.232.124:443

45.235.8.30:8080

173.212.193.249:8080

107.170.39.149:8080

119.59.103.152:8080

167.172.199.165:8080

91.207.28.33:8080

185.4.135.165:8080

104.168.155.143:8080

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

Processes:

regsvr32.exe

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

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3600 regsvr32.exe
3600 regsvr32.exe
3784 regsvr32.exe
3784 regsvr32.exe
3784 regsvr32.exe
3784 regsvr32.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

regsvr32.exe

pid process

3600 regsvr32.exe

pid	process
3600	regsvr32.exe
3600	regsvr32.exe
3784	regsvr32.exe
3784	regsvr32.exe
3784	regsvr32.exe
3784	regsvr32.exe

pid	process
3600	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 3600 wrote to memory of 3784	3600	regsvr32.exe	regsvr32.exe
PID 3600 wrote to memory of 3784	3600	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\scxNRbSkPfKNRA.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3600
- C:\Windows\system32\regsvr32.exe
  C:\Windows\system32\regsvr32.exe "C:\Windows\system32\LxzIjYc\AAocSUAbuvGWXbxV.dll"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:3784

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

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Downloads

memory/3600-133-0x0000000002BD0000-0x0000000002C2A000-memory.dmp

Filesize
360KB

Download
memory/3600-137-0x0000000001370000-0x0000000001371000-memory.dmp

Filesize
4KB

Download