c06e904e12c327e1eb9741063f8ddd514f0982e180b55098d2b69871605b1c35

General

Target

b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe
Size

216KB
MD5

b922276eb5ba5769814225fbe103f6aa
SHA1

1f5d608c63ca12f5ce861d2687cdf28d03a81822
SHA256

c06e904e12c327e1eb9741063f8ddd514f0982e180b55098d2b69871605b1c35
SHA512

03fe9f5cf5c94343c6144ea108f516909d89285b72d92ecf15e94d8183ab8ff4c10d2a6c01a1558c00ca5312d8d610296659a8631c9fbaaacaa8da4c315d4587
SSDEEP

6144:d0u0gQzha+4Vypbkhc1RvOTDkNiCUJvE2C:p0rzv4YpbN1cDYiLhRC

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2360	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
332	csrss.exe

Unexpected DNS network traffic destination 4 IoCs

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

description	ioc
Destination IP	94.242.250.64
Destination IP	94.242.250.64
Destination IP	94.242.250.64
Destination IP	94.242.250.64

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	\systemroot\assembly\GAC_64\Desktop.ini	csrss.exe
File created	\systemroot\assembly\GAC_32\Desktop.ini	csrss.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2808 set thread context of 2360	2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe
2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe
2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe
2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe
332	csrss.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe
Token: SeDebugPrivilege	2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
332	csrss.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 1200	2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe	21
PID 2808 wrote to memory of 332	2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe	2
PID 332 wrote to memory of 2016	332	csrss.exe	30
PID 332 wrote to memory of 2016	332	csrss.exe	30
PID 2808 wrote to memory of 2360	2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe	31
PID 2808 wrote to memory of 2360	2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe	31
PID 2808 wrote to memory of 2360	2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe	31
PID 2808 wrote to memory of 2360	2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe	31
PID 2808 wrote to memory of 2360	2808	b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe	31
PID 332 wrote to memory of 860	332	csrss.exe	13

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:332

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs
1⤵
PID:860
- C:\Windows\system32\wbem\WMIADAP.EXE
  wmiadap.exe /F /T /R
  2⤵
  PID:2016

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b922276eb5ba5769814225fbe103f6aa_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2808
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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:\Windows\system32\consrv.dll

Filesize
52KB

MD5
e60558bda4e220f494f7ef757f0bd725

SHA1
9e1215bdad1a51123a4eb012f1f4e3103ac436ed

SHA256
86a744302786cb7afb20ccf54f8e157fc149906fca8af1bcc62bc56f8d807a98

SHA512
e13e010a99d501a4c462377f144614945346e00b28e1a39936c329f6cdb8ddf24a9188bdb7bd5723925c77b940d6559fd876ad574a8dccac07cd1b1ea13e7576

Download Submit
\??\globalroot\systemroot\assembly\temp\@

Filesize
2KB

MD5
8936ce439d6743f4459ab0572b45bd6d

SHA1
d3d99ecdb48f06a5e34b92497daa38cbecde791d

SHA256
61cd800d5f5001f6bd235a73479ec4245d7d329c89c7311e325b4eb26bcb800c

SHA512
247414d3214f19f1e9004c8925737fee56a5968810365c3e26c8de7428874b76076ab2030f3249262e577f3d9b48d34121d2bbdf5486252a73b582247c626962

Download Submit
memory/332-19-0x0000000000E30000-0x0000000000E31000-memory.dmp

Filesize
4KB

Download
memory/332-30-0x0000000000E60000-0x0000000000E71000-memory.dmp

Filesize
68KB

Download
memory/332-22-0x0000000000E60000-0x0000000000E71000-memory.dmp

Filesize
68KB

Download
memory/332-21-0x0000000000E60000-0x0000000000E71000-memory.dmp

Filesize
68KB

Download
memory/860-34-0x0000000000C60000-0x0000000000C6B000-memory.dmp

Filesize
44KB

Download
memory/860-41-0x0000000000C60000-0x0000000000C6B000-memory.dmp

Filesize
44KB

Download
memory/860-45-0x0000000000E70000-0x0000000000E7B000-memory.dmp

Filesize
44KB

Download
memory/860-37-0x0000000000C60000-0x0000000000C6B000-memory.dmp

Filesize
44KB

Download
memory/860-32-0x0000000000C50000-0x0000000000C58000-memory.dmp

Filesize
32KB

Download
memory/860-42-0x0000000000E70000-0x0000000000E7B000-memory.dmp

Filesize
44KB

Download
memory/1200-6-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1200-14-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1200-5-0x0000000002E00000-0x0000000002E02000-memory.dmp

Filesize
8KB

Download
memory/1200-10-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/2808-4-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2808-3-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2808-0-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2808-29-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2808-1-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2808-27-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2808-25-0x0000000000432000-0x0000000000437000-memory.dmp

Filesize
20KB

Download
memory/2808-26-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2808-2-0x0000000000432000-0x0000000000437000-memory.dmp

Filesize
20KB

Download

Analysis

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