emotet | 3fb189dc99f52402bb2cb1336b35afd2e221e607f60a7b3780528c6543409fea

General

Target

a0c73bb846506a8d8aad74c2cd0ce50e_JaffaCakes118.exe
Size

183KB
MD5

a0c73bb846506a8d8aad74c2cd0ce50e
SHA1

ffafddcf73f45da75d67f772ce24b93fb7e6e5b1
SHA256

3fb189dc99f52402bb2cb1336b35afd2e221e607f60a7b3780528c6543409fea
SHA512

e3680feacbd85982896570eab2bed24bf4bc6111f1d727bba7635a6b89f0b73277f7023246eaffc72f7ff8bc86def9dd1207e0f6bf313e744787d8db2be3bc1f
SSDEEP

3072:fLAjPvW7MmCSth5DZ03sOKIzY9l/1AXBNEcqgT2b6B:zO4MmRDy44Uih

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	langsribbon.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	langsribbon.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	langsribbon.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	langsribbon.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	a0c73bb846506a8d8aad74c2cd0ce50e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a0c73bb846506a8d8aad74c2cd0ce50e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	langsribbon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	langsribbon.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	langsribbon.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	langsribbon.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	langsribbon.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe
840	langsribbon.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1128	a0c73bb846506a8d8aad74c2cd0ce50e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 316 wrote to memory of 1128	316	a0c73bb846506a8d8aad74c2cd0ce50e_JaffaCakes118.exe	86
PID 316 wrote to memory of 1128	316	a0c73bb846506a8d8aad74c2cd0ce50e_JaffaCakes118.exe	86
PID 316 wrote to memory of 1128	316	a0c73bb846506a8d8aad74c2cd0ce50e_JaffaCakes118.exe	86
PID 2900 wrote to memory of 840	2900	langsribbon.exe	93
PID 2900 wrote to memory of 840	2900	langsribbon.exe	93
PID 2900 wrote to memory of 840	2900	langsribbon.exe	93

C:\Users\Admin\AppData\Local\Temp\a0c73bb846506a8d8aad74c2cd0ce50e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a0c73bb846506a8d8aad74c2cd0ce50e_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:316
- C:\Users\Admin\AppData\Local\Temp\a0c73bb846506a8d8aad74c2cd0ce50e_JaffaCakes118.exe
  --667964f9
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:1128

C:\Windows\SysWOW64\langsribbon.exe
"C:\Windows\SysWOW64\langsribbon.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2900
- C:\Windows\SysWOW64\langsribbon.exe
  --27b5b3f1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:840

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/316-0-0x0000000002180000-0x0000000002191000-memory.dmp

Filesize
68KB

Download
memory/316-1-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/316-4-0x0000000002180000-0x0000000002191000-memory.dmp

Filesize
68KB

Download
memory/840-13-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/840-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/840-15-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/840-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1128-5-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1128-6-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1128-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2900-7-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2900-8-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download

Analysis

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