1e6cb8c1bfe58703a54f865f9979f0bf20c59cec96d2540519e74d645b698b62

General

Target

b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe
Size

45KB
MD5

b7c49c997c4f6c078602670e28021bc9
SHA1

94c10e85dd81e5f21b5f58755ad91046b2409074
SHA256

1e6cb8c1bfe58703a54f865f9979f0bf20c59cec96d2540519e74d645b698b62
SHA512

e035d50f4e81a5012ed1f9f49454feba586a55e448e5ba74ec030066bae10a7d43750b6561b919fb33baf710dfff4651034808fb25e9292fd912115e3e32edd8
SSDEEP

768:nM5H6qaGfY2SsUF2lzJQGJFARhrRGRL5GOZHMq9adEyYQUK3jSot0+FJx:nDq3Y2xVlaDRhrRGR5Lp9adiK3uKJx

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2388	aaasrvs.exe
2028	aaasrvs.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AaA Services = "C:\\Users\\Admin\\AppData\\Local\\Temp\\aaasrvs.exe"	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AaA Services = "C:\\Users\\Admin\\AppData\\Local\\Temp\\aaasrvs.exe"	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3724 set thread context of 3544	3724	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	84
PID 2388 set thread context of 2028	2388	aaasrvs.exe	92

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3216	3724	WerFault.exe	83
2008	2388	WerFault.exe	91

System Location Discovery: System Language Discovery 1 TTPs 3 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	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aaasrvs.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3724	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe
2388	aaasrvs.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3724 wrote to memory of 3544	3724	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	84
PID 3724 wrote to memory of 3544	3724	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	84
PID 3724 wrote to memory of 3544	3724	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	84
PID 3724 wrote to memory of 3544	3724	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	84
PID 3724 wrote to memory of 3544	3724	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	84
PID 3724 wrote to memory of 3544	3724	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	84
PID 3724 wrote to memory of 3544	3724	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	84
PID 3724 wrote to memory of 3544	3724	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	84
PID 3544 wrote to memory of 2388	3544	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	91
PID 3544 wrote to memory of 2388	3544	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	91
PID 3544 wrote to memory of 2388	3544	b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe	91
PID 2388 wrote to memory of 2028	2388	aaasrvs.exe	92
PID 2388 wrote to memory of 2028	2388	aaasrvs.exe	92
PID 2388 wrote to memory of 2028	2388	aaasrvs.exe	92
PID 2388 wrote to memory of 2028	2388	aaasrvs.exe	92
PID 2388 wrote to memory of 2028	2388	aaasrvs.exe	92
PID 2388 wrote to memory of 2028	2388	aaasrvs.exe	92
PID 2388 wrote to memory of 2028	2388	aaasrvs.exe	92
PID 2388 wrote to memory of 2028	2388	aaasrvs.exe	92

C:\Users\Admin\AppData\Local\Temp\b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3724
- C:\Users\Admin\AppData\Local\Temp\b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b7c49c997c4f6c078602670e28021bc9_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3544
- - C:\Users\Admin\AppData\Local\Temp\aaasrvs.exe
    "C:\Users\Admin\AppData\Local\Temp\aaasrvs.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2388
  - - C:\Users\Admin\AppData\Local\Temp\aaasrvs.exe
      C:\Users\Admin\AppData\Local\Temp\aaasrvs.exe
      4⤵
      Executes dropped EXE
      PID:2028
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 468
      4⤵
      Program crash
      PID:2008
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3724 -s 480
  2⤵
  - Program crash
  PID:3216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3724 -ip 3724
1⤵
PID:4720

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2388 -ip 2388
1⤵
PID:2188

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 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\aaasrvs.exe

Filesize
45KB

MD5
b7c49c997c4f6c078602670e28021bc9

SHA1
94c10e85dd81e5f21b5f58755ad91046b2409074

SHA256
1e6cb8c1bfe58703a54f865f9979f0bf20c59cec96d2540519e74d645b698b62

SHA512
e035d50f4e81a5012ed1f9f49454feba586a55e448e5ba74ec030066bae10a7d43750b6561b919fb33baf710dfff4651034808fb25e9292fd912115e3e32edd8

Download Submit
memory/2028-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-22-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3544-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3544-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3544-19-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/3544-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3724-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3724-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads