23a9672354247a7a2dbd2f1379346b08b0c8ff6195c8d6f98212d332143ee5eb

General

Target

bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe
Size

202KB
MD5

bdcaaa0091c619d36e34106d6bb1258a
SHA1

fd58b06c018e78c2defac2b652498e55a88fb2bc
SHA256

23a9672354247a7a2dbd2f1379346b08b0c8ff6195c8d6f98212d332143ee5eb
SHA512

d82bf5cbd59099a9b1ee8201474ccea98b942fb3e9ce4b093b14a9ab61e005febf584864e8c38592799c6a9afc122a3de05057fabf7ba39fa064cb6bda4f871d
SSDEEP

6144:jlL1wGvn5EW/8EKegappuZH8wriQ8KSexS:BJzn5h/8EKega/u58wueo

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2448	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2320	hanasys.exe

Loads dropped DLL 2 IoCs

pid	Process
1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe
1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\hanasys00 = "C:\\WINDOWS\\system32\\hanasys.exe"	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\hanasys00 = "C:\\WINDOWS\\system32\\hanasys.exe"	hanasys.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\SysWOW64\hanasys.exe	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe
File created	C:\WINDOWS\SysWOW64\$$336699.bat	hanasys.exe
File created	C:\WINDOWS\SysWOW64\hanasys.exe	bdcaaa0091c619d36e34106d6bb1258a_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 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	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hanasys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe
Token: SeDebugPrivilege	2320	hanasys.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 2448	1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe	30
PID 1988 wrote to memory of 2448	1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe	30
PID 1988 wrote to memory of 2448	1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe	30
PID 1988 wrote to memory of 2448	1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe	30
PID 1988 wrote to memory of 2320	1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe	32
PID 1988 wrote to memory of 2320	1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe	32
PID 1988 wrote to memory of 2320	1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe	32
PID 1988 wrote to memory of 2320	1988	bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe	32
PID 2320 wrote to memory of 2916	2320	hanasys.exe	33
PID 2320 wrote to memory of 2916	2320	hanasys.exe	33
PID 2320 wrote to memory of 2916	2320	hanasys.exe	33
PID 2320 wrote to memory of 2916	2320	hanasys.exe	33

C:\Users\Admin\AppData\Local\Temp\bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bdcaaa0091c619d36e34106d6bb1258a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\$$336699.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2448
- C:\WINDOWS\SysWOW64\hanasys.exe
  "C:\WINDOWS\system32\hanasys.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2320
- - C:\WINDOWS\SysWOW64\cmd.exe
    cmd /c C:\WINDOWS\SysWOW64\$$336699.bat
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\$$336699.bat

Filesize
258B

MD5
b4c2e70f6585911624fd29dcd1304a19

SHA1
55df84244a8a0fe33d9fbfc188d8116983dcd6a7

SHA256
db89aa76a1041a02a598a1940ab2e3b0f1be479d9d6f27d188bd8567d84c26f7

SHA512
1d511f12a866e405038141d56f248cc3adba8acb8e85f9d9b039304b03c155fa6a107a12f5a7a922418d0960fd059f54cb101fe597a06e771bcee8e9921cc2f0

Download Submit
C:\Windows\SysWOW64\$$336699.bat

Filesize
138B

MD5
a76a7489a35d3567fe756186e15e78bf

SHA1
3ffca5e87497de0ab9493cb6a8d04c22cb7139ac

SHA256
2acb25d6c0de4f9eb57b33064df3394b506edaff9415a5454bb6ff7874b6d8a1

SHA512
eab19e5e374b28d63ce2f2f616795225eedd5dc0a8eae9c69256e93a7e7e6a1a19d41e670610c175d67941ebb817a51ec2b6a72ea4b71b66c31ee3a621f775c8

Download Submit
\Windows\SysWOW64\hanasys.exe

Filesize
202KB

MD5
bdcaaa0091c619d36e34106d6bb1258a

SHA1
fd58b06c018e78c2defac2b652498e55a88fb2bc

SHA256
23a9672354247a7a2dbd2f1379346b08b0c8ff6195c8d6f98212d332143ee5eb

SHA512
d82bf5cbd59099a9b1ee8201474ccea98b942fb3e9ce4b093b14a9ab61e005febf584864e8c38592799c6a9afc122a3de05057fabf7ba39fa064cb6bda4f871d

Download Submit
memory/1988-0-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1988-2-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1988-38-0x0000000003680000-0x0000000003729000-memory.dmp

Filesize
676KB

Download
memory/1988-1-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download
memory/1988-22-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1988-21-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download
memory/2320-23-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2320-25-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2320-36-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download
memory/2320-35-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2320-24-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads