emotet | ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
24-07-2022 22:33

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General

Target

ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe
Size

61KB
MD5

b6b3b7ab04cab7927e043a3a1fe795a6
SHA1

c7e23a585698078df1dcc734a78044b04541495c
SHA256

ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c
SHA512

7d851bf0c9503b64525e5294abda713655169cec57cadc282275c1851cdb253d0fc7968551fb2c0c42f9d70efeb3960ff225328a805f94a83045fe0ed641483f

Score

10^/10

emotet banker trojan

Malware Config

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Drops file in System32 directory 4 IoCs

Processes:

routerfoot.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	routerfoot.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	routerfoot.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	routerfoot.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	routerfoot.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies data under HKEY_USERS 3 IoCs

Processes:

routerfoot.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	routerfoot.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	routerfoot.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	routerfoot.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

routerfoot.exe

pid	process
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe
4752	routerfoot.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe

pid process

4508 ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe

pid	process
4508	ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exerouterfoot.exe

description	pid	process	target process
PID 4560 wrote to memory of 4508	4560	ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe	ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe
PID 4560 wrote to memory of 4508	4560	ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe	ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe
PID 4560 wrote to memory of 4508	4560	ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe	ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe
PID 4828 wrote to memory of 4752	4828	routerfoot.exe	routerfoot.exe
PID 4828 wrote to memory of 4752	4828	routerfoot.exe	routerfoot.exe
PID 4828 wrote to memory of 4752	4828	routerfoot.exe	routerfoot.exe

C:\Users\Admin\AppData\Local\Temp\ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe
"C:\Users\Admin\AppData\Local\Temp\ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4560

C:\Users\Admin\AppData\Local\Temp\ae90a26f50161558cba0cc3a4e8e5d58b5cbb25cd73b2e433ec8117206981d9c.exe
--addfee7b
2⤵
- Suspicious behavior: RenamesItself
PID:4508

C:\Windows\SysWOW64\routerfoot.exe
"C:\Windows\SysWOW64\routerfoot.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4828

C:\Windows\SysWOW64\routerfoot.exe
--1d6be269
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:4752

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4508-130-0x0000000000000000-mapping.dmp

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memory/4752-131-0x0000000000000000-mapping.dmp

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