emotet | a7bef8dce357e95eee294fd5b0b1eca92003ddcbda65d83344ea19967b14af55

Analysis

max time kernel
55s
max time network
101s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
19-03-2023 22:18

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General

Target

a7bef8dce357e95eee294fd5b0b1eca92003ddcbda65d83344ea19967b14af55.dll
Size

516KB
MD5

f05ea343f2b45820f5702f29bf60f2b6
SHA1

b7eb86a4e9abb9639ce2818d8350c36efd9b3208
SHA256

a7bef8dce357e95eee294fd5b0b1eca92003ddcbda65d83344ea19967b14af55
SHA512

dfd717bc801bacfc569f5370b38f557a8a6f15c6e8949de6f04461970ac0a68a64a729a6b02a7615259b75776ad53312b03f827c8e56121ad9c26b497dbd8b37
SSDEEP

6144:mW1239bnTe+0Qv7NSEBj43USaI6Y/jOpxHRikSYI+QALgIJ1divndEXqn:mW1e9PeexPBjvKSpuvYI+TLgs1dcEXq

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

202.28.34.99:8080

80.211.107.116:8080

175.126.176.79:8080

218.38.121.17:443

139.196.72.155:8080

103.71.99.57:8080

87.106.97.83:7080

178.62.112.199:8080

64.227.55.231:8080

46.101.98.60:8080

54.37.228.122:443

128.199.217.206:443

190.145.8.4:443

209.239.112.82:8080

85.214.67.203:8080

198.199.70.22:8080

128.199.242.164:8080

178.238.225.252:8080

103.85.95.4:8080

103.126.216.86:443

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\nDwIFK.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\XFrcMFtYWnoFqpWgI\\nDwIFK.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3228 regsvr32.exe
3228 regsvr32.exe
4076 regsvr32.exe
4076 regsvr32.exe
4076 regsvr32.exe
4076 regsvr32.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

regsvr32.exe

pid process

3228 regsvr32.exe

pid	process
3228	regsvr32.exe
3228	regsvr32.exe
4076	regsvr32.exe
4076	regsvr32.exe
4076	regsvr32.exe
4076	regsvr32.exe

pid	process
3228	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 3228 wrote to memory of 4076	3228	regsvr32.exe	regsvr32.exe
PID 3228 wrote to memory of 4076	3228	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a7bef8dce357e95eee294fd5b0b1eca92003ddcbda65d83344ea19967b14af55.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3228

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\XFrcMFtYWnoFqpWgI\nDwIFK.dll"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4076

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3228-117-0x0000000180000000-0x000000018002E000-memory.dmp

Filesize
184KB

Download
memory/3228-122-0x0000000002A20000-0x0000000002A21000-memory.dmp

Filesize
4KB

Download