emotet | ef85f1df03308b40716507203a71e1501ceb5ed5d71d74e1a089ddb8d5c0059d

General

Target

ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe
Size

181KB
MD5

ee0b50bfe58e4bbbc51343ad57ad7700
SHA1

5906c02563912ea4f7809d464d2c6c4dae9ad674
SHA256

ef85f1df03308b40716507203a71e1501ceb5ed5d71d74e1a089ddb8d5c0059d
SHA512

792f9b2c53aa7850ec90b138f9bce1bb969acb4794d9a90cb0c937531addc77508d8e99343bc2aa263296bb716e8dbc84df51f3ea105d7a0ae473dbbeb232683
SSDEEP

3072:KJKAjLvW7MmCSth5DZ03sOKIzY9lVlAXBNEcqgT2b6x:ji4MmRDy4yUiR

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	execwhole.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	ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	execwhole.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	execwhole.exe

Modifies data under HKEY_USERS 21 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	execwhole.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	execwhole.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	execwhole.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0a-55-95-89-9e-a2\WpadDecision = "0"	execwhole.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	execwhole.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	execwhole.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	execwhole.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74C95E65-F65E-41E9-B96C-19C91BB3395D}\WpadDecisionTime = 00fe75157f0bdb01	execwhole.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74C95E65-F65E-41E9-B96C-19C91BB3395D}\WpadDecision = "0"	execwhole.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0a-55-95-89-9e-a2	execwhole.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74C95E65-F65E-41E9-B96C-19C91BB3395D}\0a-55-95-89-9e-a2	execwhole.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	execwhole.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	execwhole.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74C95E65-F65E-41E9-B96C-19C91BB3395D}	execwhole.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74C95E65-F65E-41E9-B96C-19C91BB3395D}\WpadDecisionReason = "1"	execwhole.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74C95E65-F65E-41E9-B96C-19C91BB3395D}\WpadNetworkName = "Network 3"	execwhole.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	execwhole.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	execwhole.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	execwhole.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0a-55-95-89-9e-a2\WpadDecisionReason = "1"	execwhole.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0a-55-95-89-9e-a2\WpadDecisionTime = 00fe75157f0bdb01	execwhole.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2796	execwhole.exe
2796	execwhole.exe
2796	execwhole.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2152	ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe

Suspicious use of UnmapMainImage 4 IoCs

pid	Process
1924	ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe
2152	ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe
2044	execwhole.exe
2796	execwhole.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2152	1924	ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe	30
PID 1924 wrote to memory of 2152	1924	ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe	30
PID 1924 wrote to memory of 2152	1924	ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe	30
PID 1924 wrote to memory of 2152	1924	ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe	30
PID 2044 wrote to memory of 2796	2044	execwhole.exe	33
PID 2044 wrote to memory of 2796	2044	execwhole.exe	33
PID 2044 wrote to memory of 2796	2044	execwhole.exe	33
PID 2044 wrote to memory of 2796	2044	execwhole.exe	33

C:\Users\Admin\AppData\Local\Temp\ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Users\Admin\AppData\Local\Temp\ee0b50bfe58e4bbbc51343ad57ad7700_JaffaCakes118.exe
  --5ee4eb83
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of UnmapMainImage
  PID:2152

C:\Windows\SysWOW64\execwhole.exe
"C:\Windows\SysWOW64\execwhole.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Windows\SysWOW64\execwhole.exe
  --f55186dc
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of UnmapMainImage
  PID:2796

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/1924-0-0x00000000001B0000-0x00000000001C1000-memory.dmp

Filesize
68KB

Download
memory/1924-1-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1924-4-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1924-3-0x00000000001B0000-0x00000000001C1000-memory.dmp

Filesize
68KB

Download
memory/2044-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2152-6-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2152-5-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2152-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2152-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2796-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2796-13-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2796-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2796-15-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

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