8a58f3bd25dd85ec272d9f440f004cfc16a3f8f2b0de4083cf096986baa103cb

General

Target

ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe
Size

97KB
MD5

ff1c318907719636f9a1922e86d4e165
SHA1

bb3cd5554123e35e5b4a53a6d5ca4912a814980f
SHA256

8a58f3bd25dd85ec272d9f440f004cfc16a3f8f2b0de4083cf096986baa103cb
SHA512

0a28398ba866416fac5be5ef59b4117835f0990ce2bd83d5b52b9a663eea381a9e9dc9e76b9661d0a552c14991ef1d3a6ae3fd4b38aee2a001c22587d9087f14
SSDEEP

3072:SKcWmjRrz3cTR/AaFWi27p82t4uT6pPrJ9KmbyyHY:hGyad7p8SHiPdwUY

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2912	lQCkVU9Kwq5JUIz.exe
2540	CTS.exe

Loads dropped DLL 2 IoCs

pid	Process
2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe
2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2700-0-0x0000000000DD0000-0x0000000000DE7000-memory.dmp	upx
behavioral1/files/0x000d00000001231c-16.dat	upx
behavioral1/memory/2540-17-0x00000000008F0000-0x0000000000907000-memory.dmp	upx
behavioral1/memory/2700-15-0x0000000000DD0000-0x0000000000DE7000-memory.dmp	upx
behavioral1/memory/2540-21-0x00000000008F0000-0x0000000000907000-memory.dmp	upx

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\CTS = "C:\\Windows\\CTS.exe"	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe
Token: SeDebugPrivilege	2540	CTS.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 2912	2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe	28
PID 2700 wrote to memory of 2912	2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe	28
PID 2700 wrote to memory of 2912	2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe	28
PID 2700 wrote to memory of 2912	2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe	28
PID 2700 wrote to memory of 2540	2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe	29
PID 2700 wrote to memory of 2540	2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe	29
PID 2700 wrote to memory of 2540	2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe	29
PID 2700 wrote to memory of 2540	2700	ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ff1c318907719636f9a1922e86d4e165_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Users\Admin\AppData\Local\Temp\lQCkVU9Kwq5JUIz.exe
  C:\Users\Admin\AppData\Local\Temp\lQCkVU9Kwq5JUIz.exe
  2⤵
  - Executes dropped EXE
  PID:2912
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:2540

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

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\CTS.exe

Filesize
29KB

MD5
70aa23c9229741a9b52e5ce388a883ac

SHA1
b42683e21e13de3f71db26635954d992ebe7119e

SHA256
9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

SHA512
be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

Download Submit
\Users\Admin\AppData\Local\Temp\lQCkVU9Kwq5JUIz.exe

Filesize
67KB

MD5
50e9d1438f14e3e345db6b9f15473be0

SHA1
20b511d23f4df169b10d6cd022e90b3441af038a

SHA256
6852f4faa2d0ae8be06c198c40875c9ecc466c2da9f6899b6d1f80e7df80b5e9

SHA512
65dcd5c3ee197727beef8c5bfef4073d9ed93c6662827721310dcbc0ea02c8334dbe42a47a2aee1cbe35a2943d6518c93a1d77325e58ad74cb93828b6c691ea9

Download Submit
memory/2540-17-0x00000000008F0000-0x0000000000907000-memory.dmp

Filesize
92KB

Download
memory/2540-21-0x00000000008F0000-0x0000000000907000-memory.dmp

Filesize
92KB

Download
memory/2700-0-0x0000000000DD0000-0x0000000000DE7000-memory.dmp

Filesize
92KB

Download
memory/2700-15-0x0000000000DD0000-0x0000000000DE7000-memory.dmp

Filesize
92KB

Download
memory/2700-11-0x0000000000070000-0x0000000000087000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads