cycbot | 6e8031b5452c7a96064458f2973830fdf365db4e557305de4feafeb4ea7be8d4

General

Target

JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe
Size

198KB
MD5

62057cbb585eec39d846931e1ce50696
SHA1

6eed0fa7b9278b56f7a3678b27bd677de34dfa13
SHA256

6e8031b5452c7a96064458f2973830fdf365db4e557305de4feafeb4ea7be8d4
SHA512

82cec7454cc42008174756d131b7b6fa4ea54c027140f42542cc6e01e86ea15f4a3702dec9984a0025a4f2d9956524c782fef2c5bd772646bee353fdead58449
SSDEEP

6144:53MBEoRKYYnbgZFWACLTtj6vk1TjwWBtVv:58lanZecJjw8n

Score

10^/10

cycbot backdoor discovery rat upx

Malware Config

Signatures

Cycbot
Cycbot is a backdoor and trojan written in C++..
backdoor rat cycbot
Cycbot family
cycbot

Detects Cycbot payload 4 IoCs

Cycbot is a backdoor and trojan written in C++.

resource	yara_rule
behavioral2/memory/5060-11-0x0000000000400000-0x0000000000454000-memory.dmp	family_cycbot
behavioral2/memory/1204-16-0x0000000000400000-0x0000000000454000-memory.dmp	family_cycbot
behavioral2/memory/2012-82-0x0000000000400000-0x0000000000454000-memory.dmp	family_cycbot
behavioral2/memory/1204-186-0x0000000000400000-0x0000000000454000-memory.dmp	family_cycbot

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1204-2-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/5060-9-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/5060-8-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/5060-11-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/1204-16-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/2012-82-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/1204-186-0x0000000000400000-0x0000000000454000-memory.dmp	upx

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	JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1204 wrote to memory of 5060	1204	JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe	82
PID 1204 wrote to memory of 5060	1204	JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe	82
PID 1204 wrote to memory of 5060	1204	JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe	82
PID 1204 wrote to memory of 2012	1204	JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe	83
PID 1204 wrote to memory of 2012	1204	JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe	83
PID 1204 wrote to memory of 2012	1204	JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  PID:5060
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62057cbb585eec39d846931e1ce50696.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  PID:2012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\7B7C.4C5

Filesize
1KB

MD5
c29d84f9f34741b17697f5012b9680de

SHA1
0965e309205c2f8093a4e6646ddc65cb5349b8b9

SHA256
a093a1569a37a4e3e9daae8fefb6aedd8de6f8624199a3638d614048a41e091e

SHA512
ae317b1e2130b32dd0adc6b4c29cec73642fc15fd297868ede561d605ae1e975b59b7fa2a304bee05aa8de8347b58287a9e10d218fbedc493f8ad678f5570595

Download Submit
C:\Users\Admin\AppData\Roaming\7B7C.4C5

Filesize
600B

MD5
e90e2a17ebde0f68e210f568bd218cf8

SHA1
8ab380813cb2f78a240d83a00d84f8ef41abebe3

SHA256
827f68ac16ca7074f9ebeb6ec6f889c10b89566db2f35359911c24134aeb97e8

SHA512
c303104ecef2df8fffd57dd46bd16ce16bed9083c53bfb5093932c9dbb58cf46e5fa4a901216753c4c7589cd99430c438822e52656bdcfcd2d0d64e4f995c367

Download Submit
C:\Users\Admin\AppData\Roaming\7B7C.4C5

Filesize
996B

MD5
d9c995dbb31549daa8c2918c7b36dc86

SHA1
f414ccbb3be8a9c1a8215eaaefe5d10aaa40d5b3

SHA256
49c3c8e6a36c7e186165163ffff93a4c72e939e449702c7256a87355e7735b96

SHA512
ea67cfe0dc947201389d338326d483abe4a670a5fc62bf71f51f2078151e56944c5de9e885cdd1cd83896165bd8a17a7b8f279ae66b5ba989a2975397f74d7e9

Download Submit
memory/1204-1-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1204-2-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1204-16-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1204-186-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2012-81-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2012-82-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/5060-9-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/5060-8-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/5060-11-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download

Analysis

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