emotet | dfde9f01184bdd3870172c825fd88d86f749e02bac86e9128d6464a97c85d75f

General

Target

f1be23d1a11b5bb27f4ca43d5e25bee1_JaffaCakes118.exe
Size

121KB
MD5

f1be23d1a11b5bb27f4ca43d5e25bee1
SHA1

4cda3dc05271679d83959efca4f75a0dbe8c2c9d
SHA256

dfde9f01184bdd3870172c825fd88d86f749e02bac86e9128d6464a97c85d75f
SHA512

ffa13617b769fcf966655547071a4bfc31d00e7286f45a561f4e81d28c878a5a56d9e298fd1daa689c0e6983864c33574675c7a2382a7d4c9bfb19701a84ba42
SSDEEP

3072:MF/b2S5lX/1SvgDJ6gwBq1DH1xIW58b7g8zrg:MFf5o6JvwA1DHDM/gMr

Score

10^/10

emotet banker discovery 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

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

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	matrixpnf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	matrixpnf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1be23d1a11b5bb27f4ca43d5e25bee1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1be23d1a11b5bb27f4ca43d5e25bee1_JaffaCakes118.exe

Modifies data under HKEY_USERS 3 IoCs

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

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
5008	matrixpnf.exe
5008	matrixpnf.exe
5008	matrixpnf.exe
5008	matrixpnf.exe
5008	matrixpnf.exe
5008	matrixpnf.exe
5008	matrixpnf.exe
5008	matrixpnf.exe
5008	matrixpnf.exe
5008	matrixpnf.exe
5008	matrixpnf.exe
5008	matrixpnf.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3664	f1be23d1a11b5bb27f4ca43d5e25bee1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4068 wrote to memory of 3664	4068	f1be23d1a11b5bb27f4ca43d5e25bee1_JaffaCakes118.exe	82
PID 4068 wrote to memory of 3664	4068	f1be23d1a11b5bb27f4ca43d5e25bee1_JaffaCakes118.exe	82
PID 4068 wrote to memory of 3664	4068	f1be23d1a11b5bb27f4ca43d5e25bee1_JaffaCakes118.exe	82
PID 4320 wrote to memory of 5008	4320	matrixpnf.exe	91
PID 4320 wrote to memory of 5008	4320	matrixpnf.exe	91
PID 4320 wrote to memory of 5008	4320	matrixpnf.exe	91

C:\Users\Admin\AppData\Local\Temp\f1be23d1a11b5bb27f4ca43d5e25bee1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f1be23d1a11b5bb27f4ca43d5e25bee1_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4068
- C:\Users\Admin\AppData\Local\Temp\f1be23d1a11b5bb27f4ca43d5e25bee1_JaffaCakes118.exe
  --7ce8b08a
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:3664

C:\Windows\SysWOW64\matrixpnf.exe
"C:\Windows\SysWOW64\matrixpnf.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4320
- C:\Windows\SysWOW64\matrixpnf.exe
  --7f4473dd
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:5008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3664-13-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3664-5-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3664-6-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3664-7-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3664-9-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4068-1-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4068-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4068-4-0x0000000002160000-0x0000000002171000-memory.dmp

Filesize
68KB

Download
memory/4068-0-0x0000000002160000-0x0000000002171000-memory.dmp

Filesize
68KB

Download
memory/4320-8-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4320-10-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/5008-15-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/5008-16-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/5008-17-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/5008-19-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download

Analysis

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