276bc7736bd40f07ecfbaa1cc399fb4a7f64fc0b1f27691b1041d498c8787bf1

General

Target

c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
Size

2.2MB
MD5

c788365d5348b71e201c0c15372cc039
SHA1

34de196d6a7160d1baf00c0f6112681fb136a0a3
SHA256

276bc7736bd40f07ecfbaa1cc399fb4a7f64fc0b1f27691b1041d498c8787bf1
SHA512

c51db053d4ba6ef643d2c63240d7b8614ac9c95c10a9a9518a2b823ce9e1e0d0a9c7c81a0267bd05f2ed9dd3ba113f33e3ccb306448f0715a30fa03866cf3000
SSDEEP

49152:jfQnt1Fz5mzc1vvKRNXQ8rcQLqBg6jqJRT7r7lsotbgJST4xfseS19N:zQnLRbKRNXvcQLqgAon

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2848	svchost_ms.exe
2960	svchost_ms.exe

Loads dropped DLL 1 IoCs

pid	Process
2256	cmd.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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	c788365d5348b71e201c0c15372cc039_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
File created	C:\Program Files\Mozilla Firefox\omni.ja.tmp	c788365d5348b71e201c0c15372cc039_JaffaCakes118.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	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.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	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	c788365d5348b71e201c0c15372cc039_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\History\CachePrefix = "Visited:"	svchost_ms.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	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\Content\CachePrefix	svchost_ms.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	svchost_ms.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	svchost_ms.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost_ms.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
2960	svchost_ms.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeTcbPrivilege	2960	svchost_ms.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2256	3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe	30
PID 3016 wrote to memory of 2256	3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe	30
PID 3016 wrote to memory of 2256	3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe	30
PID 3016 wrote to memory of 2256	3016	c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe	30
PID 2256 wrote to memory of 2200	2256	cmd.exe	32
PID 2256 wrote to memory of 2200	2256	cmd.exe	32
PID 2256 wrote to memory of 2200	2256	cmd.exe	32
PID 2256 wrote to memory of 2200	2256	cmd.exe	32
PID 2256 wrote to memory of 2848	2256	cmd.exe	33
PID 2256 wrote to memory of 2848	2256	cmd.exe	33
PID 2256 wrote to memory of 2848	2256	cmd.exe	33
PID 2256 wrote to memory of 2848	2256	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\c788365d5348b71e201c0c15372cc039_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c788365d5348b71e201c0c15372cc039_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:3016
- 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:2256
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 3
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2200
- - C:\Program Files (x86)\SmartData\svchost_ms.exe
    "C:\Program Files (x86)\SmartData\svchost_ms.exe" /start
    3⤵
    - Executes dropped EXE
    PID:2848

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:2960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2.2MB

MD5
c788365d5348b71e201c0c15372cc039

SHA1
34de196d6a7160d1baf00c0f6112681fb136a0a3

SHA256
276bc7736bd40f07ecfbaa1cc399fb4a7f64fc0b1f27691b1041d498c8787bf1

SHA512
c51db053d4ba6ef643d2c63240d7b8614ac9c95c10a9a9518a2b823ce9e1e0d0a9c7c81a0267bd05f2ed9dd3ba113f33e3ccb306448f0715a30fa03866cf3000

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Analysis

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