e5777cdbf2bcfc7d6aec92d41d2634975518a2b0d20d6da136307c8302d6fd8d

Analysis

max time kernel
123s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
17/08/2024, 19:28

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General

Target

a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
Size

124KB
MD5

a3d46b3546ab528e9d852a73186f9671
SHA1

a07a7771d168effcd834aa9d2ac94d3214a5a809
SHA256

e5777cdbf2bcfc7d6aec92d41d2634975518a2b0d20d6da136307c8302d6fd8d
SHA512

3b19dc890029f33e650504c34599c1714fbc8af714e5b9f001e4a054049d22d99122f7d32694d3d93a85a531eaf3bea4e7b48c0b30ca432d491dd7439208926a
SSDEEP

3072:F+vEEEIRBuTJQ5XD1/xGRm3MEn96K3H1UZpXbv9xD13:OEQBuyXD5nqx

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2060	BCSSync.exe
848	BCSSync.exe
2700	BCSSync.exe

Loads dropped DLL 2 IoCs

pid	Process
2160	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
2160	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe

Unexpected DNS network traffic destination 10 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	178.162.181.106
Destination IP	178.162.181.106
Destination IP	178.162.181.106
Destination IP	178.162.181.106
Destination IP	178.162.181.106
Destination IP	178.162.181.106
Destination IP	178.162.181.106
Destination IP	178.162.181.106
Destination IP	178.162.181.106
Destination IP	178.162.181.106

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1916 set thread context of 2616	1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	30
PID 2616 set thread context of 2160	2616	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	31
PID 2060 set thread context of 848	2060	BCSSync.exe	33
PID 848 set thread context of 2700	848	BCSSync.exe	34

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Fonts\5401e0V5w.com	a3d46b3546ab528e9d852a73186f9671_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 7 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	BCSSync .exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BCSSync.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BCSSync.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BCSSync.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2160	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
2700	BCSSync.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
2060	BCSSync.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 2616	1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	30
PID 1916 wrote to memory of 2616	1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	30
PID 1916 wrote to memory of 2616	1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	30
PID 1916 wrote to memory of 2616	1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	30
PID 1916 wrote to memory of 2616	1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	30
PID 1916 wrote to memory of 2616	1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	30
PID 1916 wrote to memory of 2616	1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	30
PID 1916 wrote to memory of 2616	1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	30
PID 1916 wrote to memory of 2616	1916	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	30
PID 2616 wrote to memory of 2160	2616	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	31
PID 2616 wrote to memory of 2160	2616	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	31
PID 2616 wrote to memory of 2160	2616	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	31
PID 2616 wrote to memory of 2160	2616	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	31
PID 2616 wrote to memory of 2160	2616	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	31
PID 2616 wrote to memory of 2160	2616	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	31
PID 2616 wrote to memory of 2160	2616	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	31
PID 2616 wrote to memory of 2160	2616	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	31
PID 2616 wrote to memory of 2160	2616	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	31
PID 2160 wrote to memory of 2060	2160	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	32
PID 2160 wrote to memory of 2060	2160	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	32
PID 2160 wrote to memory of 2060	2160	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	32
PID 2160 wrote to memory of 2060	2160	a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe	32
PID 2060 wrote to memory of 848	2060	BCSSync.exe	33
PID 2060 wrote to memory of 848	2060	BCSSync.exe	33
PID 2060 wrote to memory of 848	2060	BCSSync.exe	33
PID 2060 wrote to memory of 848	2060	BCSSync.exe	33
PID 2060 wrote to memory of 848	2060	BCSSync.exe	33
PID 2060 wrote to memory of 848	2060	BCSSync.exe	33
PID 2060 wrote to memory of 848	2060	BCSSync.exe	33
PID 2060 wrote to memory of 848	2060	BCSSync.exe	33
PID 2060 wrote to memory of 848	2060	BCSSync.exe	33
PID 848 wrote to memory of 2700	848	BCSSync.exe	34
PID 848 wrote to memory of 2700	848	BCSSync.exe	34
PID 848 wrote to memory of 2700	848	BCSSync.exe	34
PID 848 wrote to memory of 2700	848	BCSSync.exe	34
PID 848 wrote to memory of 2700	848	BCSSync.exe	34
PID 848 wrote to memory of 2700	848	BCSSync.exe	34
PID 848 wrote to memory of 2700	848	BCSSync.exe	34
PID 848 wrote to memory of 2700	848	BCSSync.exe	34
PID 848 wrote to memory of 2700	848	BCSSync.exe	34
PID 2700 wrote to memory of 448	2700	BCSSync.exe	35
PID 2700 wrote to memory of 448	2700	BCSSync.exe	35
PID 2700 wrote to memory of 448	2700	BCSSync.exe	35
PID 2700 wrote to memory of 448	2700	BCSSync.exe	35

C:\Users\Admin\AppData\Local\Temp\a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Users\Admin\AppData\Local\Temp\a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Users\Admin\AppData\Local\Temp\a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
    C:\Users\Admin\AppData\Local\Temp\a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
    3⤵
    - Loads dropped DLL
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2160
  - - C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe
      "C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe" DEL:C:\Users\Admin\AppData\Local\Temp\a3d46b3546ab528e9d852a73186f9671_JaffaCakes118.exe
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2060
    - - C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe
        
        "C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:848
      - C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe
        
        "C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe"
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:2700
        
        C:\Program Files (x86)\Microsoft Office\Office14\BCSSync .exe
        
        "C:\Program Files (x86)\Microsoft Office\Office14\BCSSync .exe" "C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe"
        7⤵
        System Location Discovery: System Language Discovery
        
        PID:448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe

Filesize
124KB

MD5
2d43b2f2241c2d1caf6542a75a2707b8

SHA1
b86a04c06314b0ce679ae1985ff19204982ab940

SHA256
df4529e5d3d2d68e44e0fdb191e8ef8acba657e16626e1119a1d81c10902fa91

SHA512
7c2f95b2ade2f489f9cafbefdd4c5731d5222347f1f47962d7d9fa15442dde44e7b34681a766881b9057c8dac11237051bcb32b12afb20208d1fc969afffc4c1

Download Submit
memory/848-56-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/848-42-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2160-14-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2160-21-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2160-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2160-59-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2160-16-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2160-36-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2160-12-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2160-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2160-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2160-35-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2616-2-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2616-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2616-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2616-19-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2700-60-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download