cycbot | ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325b

General

Target

ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe
Size

167KB
MD5

d1cf59b3e6d7bc3cdd521e7158e65d20
SHA1

baa2f928205102668cb27a8a4e3e6462850ae6d7
SHA256

ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325b
SHA512

d08501c0315956ff77dc084325550e198f845e64a32c69de63970ae87fc2740a0cfcfa9dd00ddf102fba8e2e3d60c4a146558662850880cb56d90ec444570f1d
SSDEEP

3072:1/JT+YPf75ysw4dB6eWth+WU8wTtNUFLwvPITiyTRbd0v0m:pJy+24dc7h+p8wwFZiSRbd6

Score

10^/10

cycbot backdoor discovery persistence 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 5 IoCs

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

resource	yara_rule
behavioral1/memory/2680-10-0x0000000000400000-0x0000000000445000-memory.dmp	family_cycbot
behavioral1/memory/3032-15-0x0000000000400000-0x0000000000445000-memory.dmp	family_cycbot
behavioral1/memory/3032-76-0x0000000000400000-0x0000000000445000-memory.dmp	family_cycbot
behavioral1/memory/2816-78-0x0000000000400000-0x0000000000445000-memory.dmp	family_cycbot
behavioral1/memory/3032-182-0x0000000000400000-0x0000000000445000-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

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\conhost = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\conhost.exe"	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3032-2-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2680-10-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2680-9-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2680-8-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/3032-15-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/3032-76-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2816-78-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/3032-182-0x0000000000400000-0x0000000000445000-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	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2680	3032	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe	30
PID 3032 wrote to memory of 2680	3032	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe	30
PID 3032 wrote to memory of 2680	3032	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe	30
PID 3032 wrote to memory of 2680	3032	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe	30
PID 3032 wrote to memory of 2816	3032	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe	32
PID 3032 wrote to memory of 2816	3032	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe	32
PID 3032 wrote to memory of 2816	3032	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe	32
PID 3032 wrote to memory of 2816	3032	ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe	32

C:\Users\Admin\AppData\Local\Temp\ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe
"C:\Users\Admin\AppData\Local\Temp\ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Users\Admin\AppData\Local\Temp\ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe
  C:\Users\Admin\AppData\Local\Temp\ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2680
- C:\Users\Admin\AppData\Local\Temp\ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe
  C:\Users\Admin\AppData\Local\Temp\ce69fc82fe74b2e45813d029d908d8ec4d5a788df80c823abe40e11f0a08325bN.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2816

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

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\5AB7.99E

Filesize
1KB

MD5
335a01720e7a0eb13ac7b38b22850aac

SHA1
869ee3d52e14ac38a691b5aeaf71dc29cf7039f3

SHA256
c1e8cbeb619e0d48065c80460023f700a10236efc8c09c923e71701fb83b1e8c

SHA512
9b0556e503ea327bc291143128326c34291fe60cbe0581c67bad121d3fba1f6ce2a222ad189266b96d33107bc6a1707dde8279ad86870377124eb3986f6b1bf4

Download Submit
C:\Users\Admin\AppData\Roaming\5AB7.99E

Filesize
600B

MD5
5f90bbc6d83d125a2398a22629689d26

SHA1
2d1e629a34b8077d59ebe24328fa419aa84dc297

SHA256
ea05d3d926c0062c2cb315148a06ea25e912c2fc1e0545288a06b646ca4ae6f3

SHA512
0cbcb784ab4f50ebd514116e2f621cc2d2712b39a76dd51631a5962b7bcc8549672bf03d3eab761321365336da9348fff5553614da6eb596cd5553576616ef49

Download Submit
C:\Users\Admin\AppData\Roaming\5AB7.99E

Filesize
996B

MD5
ba6c1be5a9fe822000689771c056b5be

SHA1
a99423638416f46e82a55586da0583497e315ca7

SHA256
324b66e4af87cc0c832cddb3a4de8cf133fcdf997ff15aa4c48c9e44051ddd6a

SHA512
1caa1f58163bfdab481d0a6983aa09467e965db8dbcf4a799fa0264b21552c580baa8cc409c4e412b33f79d83936278daf1ad7c751cb9aaf8feee6b87ac2f7e6

Download Submit
memory/2680-10-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2680-9-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2680-8-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2816-78-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/3032-2-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/3032-1-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/3032-15-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/3032-76-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/3032-182-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads