58e19d3ea468ed30dbf7d2b84186a3276eb8263b701f67d7255435f9fa0edc68

General

Target

eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
Size

45KB
MD5

eabf439a5bc49eec0ca32278e7673311
SHA1

312a1c4e37a96f4507f8b3075784e957b7155755
SHA256

58e19d3ea468ed30dbf7d2b84186a3276eb8263b701f67d7255435f9fa0edc68
SHA512

b82223462f7d034245330bbbf6ce701da5fdd8040abd94e31aa27f4bd296454a565fb6b2ddebe28ed2d7d33a11f9d2dadd813bdbd2e4a71a022644260f313f6b
SSDEEP

768:PTAm5hiTllzeF/AJOTmbWa8RYdiU3/7Shy5nv9/tw/xmcQM/:PLIcNTcWATPuhI9a/x4w

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "Explorer.exe C:\\Windows/system32/SVCH0ST.EXE"	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe

Disables Task Manager via registry modification
evasion

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Agent = "C:\\Windows\\System32\\SVCH0ST.EXE"	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\SVCH0ST.EXE	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\SVCH0ST.EXE	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system\wincirl.com	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
File opened for modification	C:\Windows\system\wincirl.com	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1508 wrote to memory of 2820	1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe	30
PID 1508 wrote to memory of 2820	1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe	30
PID 1508 wrote to memory of 2820	1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe	30
PID 1508 wrote to memory of 2820	1508	eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eabf439a5bc49eec0ca32278e7673311_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Disables RegEdit via registry modification
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1508
- C:\Windows\Explorer.exe
  C:\Windows\Explorer.exe
  2⤵
  PID:2820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

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:\NNYJZAHP.com

Filesize
39KB

MD5
d26fc3fdfe36b229c600a3474c6a4915

SHA1
ec8c923d0763655c7ae2d880486896fc79e86c3e

SHA256
43905e3f480173e01514be4cd98baf57729320d6b22d999f1459c6edc82d7205

SHA512
18f0968141b2eb6b238f06dbfa73041d3c6202124e6159020d0ce0f83bedb2b0228d6f56e45f649b55376437e6dd3e540babefdaef4e3a20880ef574c0b1e39e

Download Submit
memory/1508-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1508-0-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1508-28-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1508-29-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1508-32-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1508-43-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads