3e7f821b5386fc8b6983811a9c9e969ddb15b567969f203fda5617553575fe00

General

Target

cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe
Size

2.1MB
MD5

cf561040aabd774294335baec2e9ea00
SHA1

356cdf6eb0e727cda63547bc110d2f3a2a7fae0f
SHA256

3e7f821b5386fc8b6983811a9c9e969ddb15b567969f203fda5617553575fe00
SHA512

483f0f1c3a8d981a443a31e287d7596d6ec9fef44641dc9c9c887b1d6d29cb05a7620f6b5cad36180bb64ed6f5e3cab22a32e912c9b136569e700031874e2e57
SSDEEP

49152:yiqXjFPE6KQaqz5HgrqhPLKqXZj8wTbDyhsotbgJSg79g3Ze7:yzzFM7q1Hg2hP2ofo

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2460	svchost_ms.exe
2804	svchost_ms.exe

Loads dropped DLL 1 IoCs

pid	Process
2304	cmd.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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	svchost_ms.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\SmartData\svchost_ms.exe	cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\SmartData\svchost_ms.exe	cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe
File created	C:\Program Files (x86)\SmartData\performer.exe	svchost_ms.exe
File opened for modification	C:\Program Files (x86)\SmartData\performer.exe	svchost_ms.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 3 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Bios	cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	svchost_ms.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	svchost_ms.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	svchost_ms.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	svchost_ms.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost_ms.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost_ms.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	svchost_ms.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	svchost_ms.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost_ms.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1972	cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe
2804	svchost_ms.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeTcbPrivilege	2804	svchost_ms.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2304	1972	cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe	30
PID 1972 wrote to memory of 2304	1972	cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe	30
PID 1972 wrote to memory of 2304	1972	cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe	30
PID 1972 wrote to memory of 2304	1972	cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe	30
PID 2304 wrote to memory of 868	2304	cmd.exe	32
PID 2304 wrote to memory of 868	2304	cmd.exe	32
PID 2304 wrote to memory of 868	2304	cmd.exe	32
PID 2304 wrote to memory of 868	2304	cmd.exe	32
PID 2304 wrote to memory of 2460	2304	cmd.exe	33
PID 2304 wrote to memory of 2460	2304	cmd.exe	33
PID 2304 wrote to memory of 2460	2304	cmd.exe	33
PID 2304 wrote to memory of 2460	2304	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cf561040aabd774294335baec2e9ea00_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /S /C choice /C Y /N /D Y /T 3 & "C:\Program Files (x86)\SmartData\svchost_ms.exe" /start
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 3
    3⤵
    - System Location Discovery: System Language Discovery
    PID:868
- - C:\Program Files (x86)\SmartData\svchost_ms.exe
    "C:\Program Files (x86)\SmartData\svchost_ms.exe" /start
    3⤵
    - Executes dropped EXE
    PID:2460

C:\Program Files (x86)\SmartData\svchost_ms.exe
"C:\Program Files (x86)\SmartData\svchost_ms.exe" /srv
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Program Files (x86)\SmartData\svchost_ms.exe

Filesize
2.1MB

MD5
cf561040aabd774294335baec2e9ea00

SHA1
356cdf6eb0e727cda63547bc110d2f3a2a7fae0f

SHA256
3e7f821b5386fc8b6983811a9c9e969ddb15b567969f203fda5617553575fe00

SHA512
483f0f1c3a8d981a443a31e287d7596d6ec9fef44641dc9c9c887b1d6d29cb05a7620f6b5cad36180bb64ed6f5e3cab22a32e912c9b136569e700031874e2e57

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Analysis

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