978d88bed50b31a3844c45fdaee7026a67618368c1252d61ba73d1a05a8ab59d

General

Target

702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe
Size

71KB
MD5

702357deb9d839b23166bd9c5946f5c4
SHA1

873895704d164014b3ebf8a71fe6ec443b9d920e
SHA256

978d88bed50b31a3844c45fdaee7026a67618368c1252d61ba73d1a05a8ab59d
SHA512

4f6c97a835fa586eaa0e1f22f766972259fda887c80129ce6905fa793961419c9fa2eef148e5fda5e1e36d49db79c9d2e88f50b27948d42dcfdf8a5022dadd80
SSDEEP

1536:cFXYPYolZLCV/4XepPOxHHEQ4E4j22LE7NI3qZw8lFY2cMKDN5jy/FZvz4RuGP:cF4YolZs0kOdHEQ4jvLCI3qZw8ldyCbQ

Score

8^/10

discovery persistence

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Winet\Parameters\ServiceDll = "C:\\Windows\\winnet.dll"	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
1184	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2596	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe

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.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\winnet.dll	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe
File created	C:\Windows\winnet.dll	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe
File created	C:\Windows\winnet.dll.uns	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe
File opened for modification	C:\Windows\winnet.dll.uns	702357deb9d839b23166bd9c5946f5c4_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	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2596	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe
2680	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeBackupPrivilege	2596	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 1184	2596	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe	31
PID 2596 wrote to memory of 1184	2596	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe	31
PID 2596 wrote to memory of 1184	2596	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe	31
PID 2596 wrote to memory of 1184	2596	702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\702357deb9d839b23166bd9c5946f5c4_JaffaCakes118.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\DelEx.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:1184

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:2680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

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

C:\Users\Admin\AppData\Local\Temp\DelEx.bat

Filesize
260B

MD5
5c8cc06419d6b5dc4f6f72b8d64ffa69

SHA1
d891f9fd9fb0da400fb6917dbe41b5da44b21679

SHA256
7abea451758fffd04c9e5984e97b541f0f48578327ca68427ca531de3352eb75

SHA512
c73fb7c0865a2aa51ae3f879be6eaced76cb69ca39de66360baa049c9c49c411af7bc444a4cb8590db7b29662dc9225d50e049484aacc61a4e27574f827d28c5

Download Submit
\Users\Admin\AppData\Local\Temp\KKK.dll

Filesize
110KB

MD5
dc9753c2155c474f41dc0b9685c4dc73

SHA1
5d35446c9bebc8ba43af9f3521276adfa85b12b4

SHA256
7a4f4dd1dfa796d785b5a5b983ead05d96d001e4687795a942dc99206ee23c97

SHA512
31d4f30faf4b7fac527439491d80849b1515cdfc1c43d1903a6e5f078ad60da66c0674beaf1982e72d36dcd1663709d9dc6e70a2a59368f8b0d3f2643a8018c9

Download Submit
memory/2596-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2596-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2596-4-0x0000000000260000-0x0000000000283000-memory.dmp

Filesize
140KB

Download
memory/2596-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2680-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2680-23-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download

Analysis

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