cycbot | 368445784f09b5b87ecfca40903054267d1fe48b25c65f36cbf77bbbbae9a6b2

General

Target

fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe
Size

185KB
MD5

fe037a6ff3d8edcde6b865f1b8a76cb8
SHA1

721d8689fce8145ee0e28a43ef8b20348f20a15b
SHA256

368445784f09b5b87ecfca40903054267d1fe48b25c65f36cbf77bbbbae9a6b2
SHA512

9521ade78df131b2cd26d9788b68514fa472913caa67ca68effff98426da39f86f655d779e00eb8f5559b099acb4bfb989b76c5845f80cdcf14a1704fb7cab66
SSDEEP

3072:58H1G9fgqDP6J8G8Wk1Cu24r4n02o0nOxQo+OJlTH2hLY4NWDI0gVlfK+B:iH0LG8Wu2trOj+uaLYVDIm

Score

10^/10

cycbot backdoor discovery rat spyware stealer upx

Malware Config

Signatures

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

Detects Cycbot payload 6 IoCs

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

resource	yara_rule
behavioral1/memory/1668-14-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/2960-15-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/2960-16-0x0000000000400000-0x0000000000452000-memory.dmp	family_cycbot
behavioral1/memory/2068-78-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/2960-181-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/2960-182-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2960-2-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/1668-14-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/1668-12-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2960-15-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2960-16-0x0000000000400000-0x0000000000452000-memory.dmp	upx
behavioral1/memory/2068-77-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2068-78-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2960-181-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2960-182-0x0000000000400000-0x0000000000455000-memory.dmp	upx

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	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 1668	2960	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1668	2960	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1668	2960	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1668	2960	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe	30
PID 2960 wrote to memory of 2068	2960	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe	32
PID 2960 wrote to memory of 2068	2960	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe	32
PID 2960 wrote to memory of 2068	2960	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe	32
PID 2960 wrote to memory of 2068	2960	fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Users\Admin\AppData\Local\Temp\fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe startC:\Program Files (x86)\LP\7D69\21B.exe%C:\Program Files (x86)\LP\7D69
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1668
- C:\Users\Admin\AppData\Local\Temp\fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fe037a6ff3d8edcde6b865f1b8a76cb8_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\96259\3B37D.exe%C:\Users\Admin\AppData\Roaming\96259
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\96259\98CC.625

Filesize
1KB

MD5
98784ffc702f633803283f3a33a2c5a5

SHA1
564246043e18a4bc6fac4a3269798765233f1c54

SHA256
4e06e3def9d81e5a1ab4e6562ae094f2cc9f4e7174e67254fcef3454db71612e

SHA512
046ff80cd2f39e5363de23979ea36cde40e243da3dc36fa57505962053d6a3e4bd10e4baf78d6f305ac3cb9fb46abab1cb3ee7582ef8524292ebf68c4c99843a

Download Submit
C:\Users\Admin\AppData\Roaming\96259\98CC.625

Filesize
600B

MD5
d1eb380ae0cd08bf84f0f8dc42938fe4

SHA1
33f7c91b30eea7e9625839aaca965a5a776e2367

SHA256
22417d157b7f0b7983592f1df92ec0359ea6b3957782bcb5cd956ade324632ee

SHA512
3b53c0c4bb0cdea00f585aaea1061dd1272868f29a821c64bb902b24cbba4ad2f3dea8a50dc78fb185886204438486b998682862bed9af67905d42eb4a3bf44f

Download Submit
C:\Users\Admin\AppData\Roaming\96259\98CC.625

Filesize
996B

MD5
62439232e999e398999facc7872d8826

SHA1
293bd27a5b5244547197007996a5211ac8fc62a3

SHA256
17bc9d15668bfacf9d96cbc807020a5c1cf8b2c0b8e81ae2490d7e84c56824ff

SHA512
85a0c7b96c188bbfe84605f6213b9bc65b8d57657f0c99ff1530328eb658a6b67f2e52bf2d30c98444200f93aea6f5ca33e6fe3c746134c9647b5f08388cfb14

Download Submit
memory/1668-14-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1668-12-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1668-11-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2068-78-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2068-77-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2960-16-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2960-1-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2960-15-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2960-2-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2960-181-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2960-182-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

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