89bb1f9efa68539b8ef29f833ed379535649e7a3f1645255e567921e396cc5ba

General

Target

109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe
Size

15KB
MD5

109b14650a1d0f7213029619ba7f3cb9
SHA1

d12076fbfca72ffd76a94ce6fd17f80728310603
SHA256

89bb1f9efa68539b8ef29f833ed379535649e7a3f1645255e567921e396cc5ba
SHA512

5dd10af5eee7131097c548a4e71d7fd47fdb646a7ade5246638c5d3bdd8e3788dcc37db177fb1cf6491bd43adc43161fc6450f556f3c06637b18afd9b78c3dba
SSDEEP

384:wBbbcqKdv1aGuIFm3UGtTk8mm2bN0U0ofZS2YPMX:a3Kdv15OkGeuiS2YPM

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1948	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2528	ld09.exe

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\sysldtray = "c:\\windows\\ld09.exe"	ld09.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2112-0-0x0000000000400000-0x000000000040C000-memory.dmp	upx
behavioral1/memory/2112-19-0x0000000000400000-0x000000000040C000-memory.dmp	upx
behavioral1/memory/2528-20-0x0000000000400000-0x000000000040C000-memory.dmp	upx
behavioral1/files/0x00080000000173fb-17.dat	upx
behavioral1/memory/2528-22-0x0000000000400000-0x000000000040C000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\ld09.exe	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe
File created	\??\c:\windows\ld09.exe	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe

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	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ld09.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2528	2112	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe	30
PID 2112 wrote to memory of 2528	2112	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe	30
PID 2112 wrote to memory of 2528	2112	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe	30
PID 2112 wrote to memory of 2528	2112	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe	30
PID 2112 wrote to memory of 1948	2112	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe	31
PID 2112 wrote to memory of 1948	2112	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe	31
PID 2112 wrote to memory of 1948	2112	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe	31
PID 2112 wrote to memory of 1948	2112	109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\109b14650a1d0f7213029619ba7f3cb9_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112
- \??\c:\windows\ld09.exe
  c:\windows\ld09.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2528
- C:\Windows\SysWOW64\cmd.exe
  cmd /c c:\d45.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:1948

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:\Windows\ld09.exe

Filesize
15KB

MD5
109b14650a1d0f7213029619ba7f3cb9

SHA1
d12076fbfca72ffd76a94ce6fd17f80728310603

SHA256
89bb1f9efa68539b8ef29f833ed379535649e7a3f1645255e567921e396cc5ba

SHA512
5dd10af5eee7131097c548a4e71d7fd47fdb646a7ade5246638c5d3bdd8e3788dcc37db177fb1cf6491bd43adc43161fc6450f556f3c06637b18afd9b78c3dba

Download Submit
C:\d45.bat

Filesize
263B

MD5
a00a319e17bb60b441e9ced656d8a143

SHA1
bf201368ce5719c21f139bc41192a35453e2e2c2

SHA256
693e3d3523ce2f3726e0b04eb15c85751247dfa6390e89b1b1a1c8168d23f9fb

SHA512
df598ce857a8afcbcb0c99b085d66c0dfce41e9ce8b26bba6e988c7f1d3fea313cb225179305e1ec4cb40e9ff6b7d78cda5c2f4c6a84b04ab5a6ecce4601a3a0

Download Submit
memory/2112-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2112-19-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2112-16-0x00000000001B0000-0x00000000001BC000-memory.dmp

Filesize
48KB

Download
memory/2528-20-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2528-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads