840314d4b2d64e0682c572d8724e95af3444dec1e8c8c553ec7b8836a3be02e6

General

Target

94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
Size

35KB
MD5

94619c824c2079a51e4c1f1003121493
SHA1

0482b80d52ad2768eef5e25eef38b5736480e3f9
SHA256

840314d4b2d64e0682c572d8724e95af3444dec1e8c8c553ec7b8836a3be02e6
SHA512

39d1b5e7344affde52f5fc1f687e79bf22e44cf466d0fefdcbd5337bddec097e7fd2acf80d70c46df12c7a8feccb1a46567425ba1c77cdba4e16300f59b13723
SSDEEP

384:x9RlQG13BLgexxxaR0O834rfmAT/5bcicoAVmaqsj7T0oY7cQ67oJk1Ziwf6hycM:TQGpmes+olciha/sw8cF6srxLwN97jO

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2800	BCSSync.exe
2404	BCSSync.exe

Loads dropped DLL 3 IoCs

pid	Process
2352	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
2352	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
2800	BCSSync.exe

Unexpected DNS network traffic destination 5 IoCs

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

description	ioc
Destination IP	83.133.119.139
Destination IP	83.133.119.139
Destination IP	83.133.119.139
Destination IP	83.133.119.139
Destination IP	83.133.119.139

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2480 set thread context of 2352	2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	30
PID 2800 set thread context of 2404	2800	BCSSync.exe	32

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	94619c824c2079a51e4c1f1003121493_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 5 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	BCSSync.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BCSSync .exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2352	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
2800	BCSSync.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 2352	2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	30
PID 2480 wrote to memory of 2352	2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	30
PID 2480 wrote to memory of 2352	2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	30
PID 2480 wrote to memory of 2352	2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	30
PID 2480 wrote to memory of 2352	2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	30
PID 2480 wrote to memory of 2352	2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	30
PID 2480 wrote to memory of 2352	2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	30
PID 2480 wrote to memory of 2352	2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	30
PID 2480 wrote to memory of 2352	2480	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	30
PID 2352 wrote to memory of 2800	2352	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	31
PID 2352 wrote to memory of 2800	2352	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	31
PID 2352 wrote to memory of 2800	2352	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	31
PID 2352 wrote to memory of 2800	2352	94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe	31
PID 2800 wrote to memory of 2404	2800	BCSSync.exe	32
PID 2800 wrote to memory of 2404	2800	BCSSync.exe	32
PID 2800 wrote to memory of 2404	2800	BCSSync.exe	32
PID 2800 wrote to memory of 2404	2800	BCSSync.exe	32
PID 2800 wrote to memory of 2404	2800	BCSSync.exe	32
PID 2800 wrote to memory of 2404	2800	BCSSync.exe	32
PID 2800 wrote to memory of 2404	2800	BCSSync.exe	32
PID 2800 wrote to memory of 2404	2800	BCSSync.exe	32
PID 2800 wrote to memory of 2404	2800	BCSSync.exe	32
PID 2404 wrote to memory of 2584	2404	BCSSync.exe	33
PID 2404 wrote to memory of 2584	2404	BCSSync.exe	33
PID 2404 wrote to memory of 2584	2404	BCSSync.exe	33
PID 2404 wrote to memory of 2584	2404	BCSSync.exe	33

C:\Users\Admin\AppData\Local\Temp\94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Users\Admin\AppData\Local\Temp\94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2352
- - 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\94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of WriteProcessMemory
    PID:2800
  - - 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\94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2404
    - - 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" DEL:C:\Users\Admin\AppData\Local\Temp\94619c824c2079a51e4c1f1003121493_JaffaCakes118.exe
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2584

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

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

Filesize
35KB

MD5
6d1a8c4940224a70d938810f9c0e7880

SHA1
d0e9f67c010ef7cfa1add33ae2815520637fe4dd

SHA256
46e8f36cc0da05cbd6245594de5d211da7e699cbc21a2f2a35207e5e6bcccb45

SHA512
62dccb362c4d6c83d63d07eb2ceb95464b12624bbda920d95bdc20b4b73db5944a373a11c78d828ca9c53f0c4632ddcec7ffe18c98dea246c039c0e444b93444

Download Submit
memory/2352-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2352-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2352-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2352-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2352-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2352-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2352-12-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2352-39-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2404-41-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

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