19bd064d324ae9f100b794b0ad608e6a693e8e98572778987b11c3c0d49fa2f4

General

Target

ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe
Size

428KB
MD5

ed9c1b185546827c6c5ba251a6d20744
SHA1

0e0308406af1c95dd81c4e9923bb8c07d435272f
SHA256

19bd064d324ae9f100b794b0ad608e6a693e8e98572778987b11c3c0d49fa2f4
SHA512

f1508ff664fb3fdecae29c0d7563dc500d54371f0c41b03c12c07e9ee2355efdbef40824a324dd2b6c47401043abf34fe7e4459a6230adc857a6662d5300fa8d
SSDEEP

12288:h34qJnXzo4Av/xbCIX7MiEP7rH0PlXEF6my9:h34knXz+b9X7ps7ItXVm0

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3248	LNhL5ZcoQTgyAVS.exe
440	CTS.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 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/544-0-0x0000000000930000-0x0000000000947000-memory.dmp	upx
behavioral2/files/0x00090000000231d3-6.dat	upx
behavioral2/memory/544-9-0x0000000000930000-0x0000000000947000-memory.dmp	upx
behavioral2/memory/440-8-0x00000000005F0000-0x0000000000607000-memory.dmp	upx
behavioral2/files/0x0004000000022758-12.dat	upx
behavioral2/memory/440-37-0x00000000005F0000-0x0000000000607000-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"	ed9c1b185546827c6c5ba251a6d20744_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	ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	544	ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe
Token: SeDebugPrivilege	440	CTS.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 544 wrote to memory of 3248	544	ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe	85
PID 544 wrote to memory of 3248	544	ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe	85
PID 544 wrote to memory of 3248	544	ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe	85
PID 544 wrote to memory of 440	544	ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe	86
PID 544 wrote to memory of 440	544	ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe	86
PID 544 wrote to memory of 440	544	ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ed9c1b185546827c6c5ba251a6d20744_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:544
- C:\Users\Admin\AppData\Local\Temp\LNhL5ZcoQTgyAVS.exe
  C:\Users\Admin\AppData\Local\Temp\LNhL5ZcoQTgyAVS.exe
  2⤵
  - Executes dropped EXE
  PID:3248
- 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:440

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:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

Filesize
382KB

MD5
58acdaba0c5b80bb39b4ecb72e640a97

SHA1
38f9cfac585953a2e7599856ff630f0d0056e843

SHA256
b25b9541447e2d922a93b08b4153f1c9d59c13d8031c92466a8a11b5d8536d5c

SHA512
bee5cde7b688af1ed7402c7e8797be5bb518e87fc9677c313dc7ed20b26bee601e5821f1eb8ac3a782822ecd8471c82a6e2f24b6830f707708890db847bbf7de

Download Submit
C:\Users\Admin\AppData\Local\Temp\LNhL5ZcoQTgyAVS.exe

Filesize
369KB

MD5
c13927f8373c24ad2cab29a2df464993

SHA1
3b6e6bdf5413bde06c053756ad5de9c3c45bd46c

SHA256
e149002ba2f0a609d923ad553c1471d4988f18c64aaa28a708b7d5bc226bcb8a

SHA512
976d0ab66784eb59c81d795e87d3064b28692fd2bf39ccdd608b6cf63aae858a1e50380a62f67ea45d0019e39c1999b0657a7638539590b0e7f684829ebd937a

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/440-8-0x00000000005F0000-0x0000000000607000-memory.dmp

Filesize
92KB

Download
memory/440-37-0x00000000005F0000-0x0000000000607000-memory.dmp

Filesize
92KB

Download
memory/544-0-0x0000000000930000-0x0000000000947000-memory.dmp

Filesize
92KB

Download
memory/544-9-0x0000000000930000-0x0000000000947000-memory.dmp

Filesize
92KB

Download
memory/3248-27-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/3248-28-0x0000000001AE0000-0x0000000001AF0000-memory.dmp

Filesize
64KB

Download
memory/3248-29-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/3248-36-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads