cycbot | 6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10eb

General

Target

6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe
Size

193KB
MD5

7aa3bbee9323a1e34452ccd4c6bb8230
SHA1

53f303da8a0e18533538f91a66639e696d9036dd
SHA256

6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10eb
SHA512

4e2a8f4a0e4645e2f2a558fd809c847d36458642689ae5f6df23f82cca19338f9cbd6468caa7fc290def77350ae35d7202d08182fa76fa4473a7120195ff4244
SSDEEP

3072:pdw8KI2FAwZXhgEYHTWglAGib6nYNw56Fdw0wAIFhgJTZO9/6OCTMFkp3:pd5hMWNHrlabBw5OwA49ijTGe

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 4 IoCs

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

resource	yara_rule
behavioral1/memory/2784-13-0x0000000000400000-0x000000000044E000-memory.dmp	family_cycbot
behavioral1/memory/2772-14-0x0000000000400000-0x000000000044E000-memory.dmp	family_cycbot
behavioral1/memory/2836-91-0x0000000000400000-0x000000000044E000-memory.dmp	family_cycbot
behavioral1/memory/2772-201-0x0000000000400000-0x000000000044E000-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 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2772-2-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/2784-13-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/2772-14-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/2836-91-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/2772-201-0x0000000000400000-0x000000000044E000-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	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2784	2772	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe	30
PID 2772 wrote to memory of 2784	2772	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe	30
PID 2772 wrote to memory of 2784	2772	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe	30
PID 2772 wrote to memory of 2784	2772	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe	30
PID 2772 wrote to memory of 2836	2772	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe	32
PID 2772 wrote to memory of 2836	2772	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe	32
PID 2772 wrote to memory of 2836	2772	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe	32
PID 2772 wrote to memory of 2836	2772	6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe	32

C:\Users\Admin\AppData\Local\Temp\6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe
"C:\Users\Admin\AppData\Local\Temp\6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Users\Admin\AppData\Local\Temp\6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe
  C:\Users\Admin\AppData\Local\Temp\6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2784
- C:\Users\Admin\AppData\Local\Temp\6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe
  C:\Users\Admin\AppData\Local\Temp\6e6e088cf130e883f2ad32f2a73f1d0b22c97ba66b3dcc655e16d0020fdc10ebN.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2836

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\687E.C5C

Filesize
1KB

MD5
ae50e6c1ce0784c0b0aeaf55c7dd000b

SHA1
c4d9da7963bafcb9f77867bfe0a83da238c4eecb

SHA256
b99ea566085b186ee410a8214c7b0b1ec9ea2a2e32a5eeb8207d5b0fc667e444

SHA512
38b1cf6cb06e0f53971a12ef0b079d37a60d0527665ef4fcd5b5e366a62fce3c94fb245e1a119b78125d00aab1a6d79dd49f03db1c4e332c5d0bc70207fd7524

Download Submit
C:\Users\Admin\AppData\Roaming\687E.C5C

Filesize
600B

MD5
828160336823e57529ea07a4e58e2a83

SHA1
df5e1c2439533028e7fe501d709c9750c2e5bc16

SHA256
a7fc21eac3d7fcefa9d6cb974eb2ea573ab300724001f65994b504b496056d6b

SHA512
55b1af66f94bf1b347923ecfc20fdefed5117d18e4980d2e7da92c195476b58cfc356b18ed0eb8f28b626c0e43d57b338c7f086b73977af88a9f4fe1a1f816ba

Download Submit
C:\Users\Admin\AppData\Roaming\687E.C5C

Filesize
996B

MD5
d6c8c248c8ce1e1f56619c4c18672745

SHA1
5d19b3a6dfc186500ea8a6f41dc1614e10e5b6fa

SHA256
4a4ba10397bb21bdfa7a80a90e63f1324af26f82ddba8156d5d8b0f9bec67e9e

SHA512
2a9d9061a3a2db9f1fe375fe7c0266ac00139d36a0b5e92d85e93e959bac7866377a495da05b2c5e633b51d7f11cc0d6763adf30afadbcb36cef4361edcac5b9

Download Submit
memory/2772-1-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2772-2-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2772-14-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2772-201-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2784-13-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2836-89-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2836-91-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2836-166-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

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