cycbot | 30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade

General

Target

30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe
Size

167KB
MD5

9e54d1068d912e2ad14d14ca6844114a
SHA1

dab658a004f10cc5af9e1db907c0f24d20a4b45e
SHA256

30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade
SHA512

35b76faa74db79b700930899bb94d89ca438c58027b406aa4cb74ac537917e113b45d6271abee760230ca103b429bc30952c2422317651660f8b0ba03a1003aa
SSDEEP

3072:1/JT+YPf75ysw4dB6eWth+WU8wTtNUFLwvPITiyTRbd0v0m7:pJy+24dc7h+p8wwFZiSRbd67

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/2780-10-0x0000000000400000-0x0000000000445000-memory.dmp	family_cycbot
behavioral1/memory/2736-15-0x0000000000400000-0x0000000000445000-memory.dmp	family_cycbot
behavioral1/memory/2304-87-0x0000000000400000-0x0000000000445000-memory.dmp	family_cycbot
behavioral1/memory/2736-153-0x0000000000400000-0x0000000000445000-memory.dmp	family_cycbot
behavioral1/memory/2736-194-0x0000000000400000-0x0000000000445000-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"	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2736-1-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2780-8-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2780-7-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2780-10-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2736-15-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2304-85-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2304-87-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2736-153-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral1/memory/2736-194-0x0000000000400000-0x0000000000445000-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	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 2780	2736	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe	30
PID 2736 wrote to memory of 2780	2736	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe	30
PID 2736 wrote to memory of 2780	2736	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe	30
PID 2736 wrote to memory of 2780	2736	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe	30
PID 2736 wrote to memory of 2304	2736	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe	32
PID 2736 wrote to memory of 2304	2736	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe	32
PID 2736 wrote to memory of 2304	2736	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe	32
PID 2736 wrote to memory of 2304	2736	30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe	32

C:\Users\Admin\AppData\Local\Temp\30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe
"C:\Users\Admin\AppData\Local\Temp\30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Users\Admin\AppData\Local\Temp\30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe
  C:\Users\Admin\AppData\Local\Temp\30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2780
- C:\Users\Admin\AppData\Local\Temp\30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe
  C:\Users\Admin\AppData\Local\Temp\30b2f7b57388ffbe29f99042d4d34812e6e8b2e68df5667709c24a589334cade.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2304

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

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Downloads

C:\Users\Admin\AppData\Roaming\22D6.15D

Filesize
1KB

MD5
3323e74498b595e6733be5b93b29e4b4

SHA1
f8e80dbe30858623eb427542bedae5ca6d7a105d

SHA256
ca5de49975139c01a7016e74e8ac48cce769f8f199c03d06a9030b16c87b1447

SHA512
093d69bc94bd20f993dc013b43719d86cc861c12e04f9fb686ff4180c1866491f0669da2e53c1e9f152084ca8e05c920a2ef6c199d3a964f44babb4f1dd747ea

Download Submit
C:\Users\Admin\AppData\Roaming\22D6.15D

Filesize
600B

MD5
4aa58cab29ee79ee7f95028693edbaac

SHA1
39976a174b38b8d1f28f74e4ba0ea9df1e3805f1

SHA256
8934893966215652a851147db74e8e1da76a8069298addd36b1f3c17c0c506ea

SHA512
2f0a9b61920f4c7add7f20eb4f07e11a982060d5c8273392c6dc95ece03d22c9191c78f6f3aa6e81a15df650e37f02a31d485c42a89138597b9830281df47880

Download Submit
C:\Users\Admin\AppData\Roaming\22D6.15D

Filesize
996B

MD5
6ee1f9f60b6e757a932f289a4dac63f8

SHA1
bc688ba16a7a1624431081f12ccc60d37a5609bf

SHA256
8b815708d6466921d29db7758684a4a092bd19f08556877226e8fa8df0469280

SHA512
237c03eccd59f74281223dbe18438fea4ded5b76c5c8a7f298a8035d6958e963ba9e3019dfcdf735da24f9112aa94d24beb742eedc21401037da94e22adcb9ec

Download Submit
memory/2304-85-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2304-87-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2304-84-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2736-15-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2736-1-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2736-153-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2736-194-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2780-10-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2780-7-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2780-8-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads