7021a3dae8d35b1036e93a8fd17199b32fe3974724c585ed9d411661159d8507

Analysis

max time kernel
90s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
23-03-2023 17:57

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General

Target

emotet.dll
Size

348KB
MD5

c6415d70b8d540c78766a3e4b671b97c
SHA1

fe305bc8aeac9a79ca5ece68c9a89a418a331072
SHA256

7021a3dae8d35b1036e93a8fd17199b32fe3974724c585ed9d411661159d8507
SHA512

6f18a3ac33c3932198fd807a0655fa5b113f5310e8552ff1615a24517145e9440d56da10177e3f84b5f6966c6980aa44cd1895379cb755c4748eb6d5d37ac72e
SSDEEP

6144:BX1K0hROWQHfYtH4ve6REwSBPuuOVN7Oc5jthTq5wzDigKa:F1KMEWQHfaYveI6OT7x/1Digb

Score

6^/10

persistence

Malware Config

Signatures

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\mAcJyi.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\HqhNpXPNbItPubnO\\mAcJyi.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3564 regsvr32.exe
3564 regsvr32.exe
2684 regsvr32.exe
2684 regsvr32.exe
2684 regsvr32.exe
2684 regsvr32.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

regsvr32.exe

pid process

3564 regsvr32.exe

pid	process
3564	regsvr32.exe
3564	regsvr32.exe
2684	regsvr32.exe
2684	regsvr32.exe
2684	regsvr32.exe
2684	regsvr32.exe

pid	process
3564	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 3564 wrote to memory of 2684	3564	regsvr32.exe	regsvr32.exe
PID 3564 wrote to memory of 2684	3564	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3564

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\HqhNpXPNbItPubnO\mAcJyi.dll"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:2684

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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