emotet | 8753c575d6be6f8638d17934b087fd1050c83a3eed5968641d219a201359d039

General

Target

fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe
Size

180KB
MD5

fcdb92d72edcb8a7971732307cac1734
SHA1

45a8e58e26e4fdc38eca1c2b8f3e76dd84aee220
SHA256

8753c575d6be6f8638d17934b087fd1050c83a3eed5968641d219a201359d039
SHA512

3f9fab7322d8c40da77c73d47fc2000c2d5f371eff05fdafe44482d2e7a0793bc4824c73048eb63f094a532673f00ad09b48643ae9b66de1ab7fc6824817df3a
SSDEEP

3072:2+iMvNP54eNhUB0SN72g7va+0rM6dwcR2IXhBRZUYvrc9LTl2:23MB55UB0SN7n0HjoujDPQP

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 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	tsdtexas.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	fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tsdtexas.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tsdtexas.exe

Modifies data under HKEY_USERS 18 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	tsdtexas.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CC3CEE90-FC83-4AED-AF5B-78B42F7F7325}\WpadDecisionReason = "1"	tsdtexas.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CC3CEE90-FC83-4AED-AF5B-78B42F7F7325}\WpadDecisionTime = 002ffb24d111db01	tsdtexas.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CC3CEE90-FC83-4AED-AF5B-78B42F7F7325}\aa-ca-f0-57-92-4a	tsdtexas.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	tsdtexas.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-ca-f0-57-92-4a\WpadDecisionReason = "1"	tsdtexas.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	tsdtexas.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	tsdtexas.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	tsdtexas.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	tsdtexas.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-ca-f0-57-92-4a	tsdtexas.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	tsdtexas.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00a2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	tsdtexas.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CC3CEE90-FC83-4AED-AF5B-78B42F7F7325}	tsdtexas.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CC3CEE90-FC83-4AED-AF5B-78B42F7F7325}\WpadDecision = "0"	tsdtexas.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CC3CEE90-FC83-4AED-AF5B-78B42F7F7325}\WpadNetworkName = "Network 3"	tsdtexas.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-ca-f0-57-92-4a\WpadDecisionTime = 002ffb24d111db01	tsdtexas.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-ca-f0-57-92-4a\WpadDecision = "0"	tsdtexas.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2276	fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe
2388	fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe
1980	tsdtexas.exe
1788	tsdtexas.exe
1788	tsdtexas.exe
1788	tsdtexas.exe
1788	tsdtexas.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2388	fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2388	2276	fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe	28
PID 2276 wrote to memory of 2388	2276	fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe	28
PID 2276 wrote to memory of 2388	2276	fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe	28
PID 2276 wrote to memory of 2388	2276	fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe	28
PID 1980 wrote to memory of 1788	1980	tsdtexas.exe	30
PID 1980 wrote to memory of 1788	1980	tsdtexas.exe	30
PID 1980 wrote to memory of 1788	1980	tsdtexas.exe	30
PID 1980 wrote to memory of 1788	1980	tsdtexas.exe	30

C:\Users\Admin\AppData\Local\Temp\fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Users\Admin\AppData\Local\Temp\fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fcdb92d72edcb8a7971732307cac1734_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  PID:2388

C:\Windows\SysWOW64\tsdtexas.exe
"C:\Windows\SysWOW64\tsdtexas.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Windows\SysWOW64\tsdtexas.exe
  "C:\Windows\SysWOW64\tsdtexas.exe"
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:1788

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/1788-29-0x0000000000240000-0x0000000000257000-memory.dmp

Filesize
92KB

Download
memory/1980-14-0x0000000000280000-0x0000000000297000-memory.dmp

Filesize
92KB

Download
memory/1980-19-0x0000000000260000-0x0000000000277000-memory.dmp

Filesize
92KB

Download
memory/1980-20-0x00000000002A0000-0x00000000002C0000-memory.dmp

Filesize
128KB

Download
memory/1980-18-0x0000000000280000-0x0000000000297000-memory.dmp

Filesize
92KB

Download
memory/2276-0-0x0000000000270000-0x0000000000287000-memory.dmp

Filesize
92KB

Download
memory/2276-5-0x0000000000250000-0x0000000000267000-memory.dmp

Filesize
92KB

Download
memory/2276-6-0x0000000000290000-0x00000000002B0000-memory.dmp

Filesize
128KB

Download
memory/2276-4-0x0000000000270000-0x0000000000287000-memory.dmp

Filesize
92KB

Download
memory/2388-7-0x0000000000240000-0x0000000000257000-memory.dmp

Filesize
92KB

Download
memory/2388-8-0x0000000000260000-0x0000000000277000-memory.dmp

Filesize
92KB

Download
memory/2388-13-0x0000000000280000-0x00000000002A0000-memory.dmp

Filesize
128KB

Download
memory/2388-21-0x0000000000240000-0x0000000000257000-memory.dmp

Filesize
92KB

Download
memory/2388-27-0x0000000003000000-0x0000000003035000-memory.dmp

Filesize
212KB

Download
memory/2388-28-0x0000000000240000-0x0000000000257000-memory.dmp

Filesize
92KB

Download
memory/2388-12-0x0000000000260000-0x0000000000277000-memory.dmp

Filesize
92KB

Download

Analysis

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