cycbot | 7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90

General

Target

7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe
Size

174KB
MD5

824fe0a451db07cd5d52227e05612600
SHA1

8f1b568d7beb8b67c53b01d34c578aaee4459fe4
SHA256

7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90
SHA512

21cd6ec5c69153a5351141b84db021caa421daaa24603557cbfc35978d560a3081054e4c62b546e38da08d75ccf8a40efdf93275ae2768684d569b5b39b66162
SSDEEP

3072:sPHCZRKkA3gjhw8LLzkDS17ANWvRD43YtvDM/7rOrp/oOPe3teA:s4KR3gjusv+SJxJs3asarpooedeA

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++.

Processes:

resource	yara_rule
behavioral1/memory/2652-7-0x0000000000400000-0x000000000044B000-memory.dmp	family_cycbot
behavioral1/memory/1892-15-0x0000000000400000-0x000000000044B000-memory.dmp	family_cycbot
behavioral1/memory/2080-80-0x0000000000400000-0x000000000044B000-memory.dmp	family_cycbot
behavioral1/memory/1892-184-0x0000000000400000-0x000000000044B000-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 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1892-2-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2652-5-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2652-7-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1892-15-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2080-78-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2080-80-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1892-184-0x0000000000400000-0x000000000044B000-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

Processes:

7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe

description	pid	Process	procid_target
PID 1892 wrote to memory of 2652	1892	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe	30
PID 1892 wrote to memory of 2652	1892	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe	30
PID 1892 wrote to memory of 2652	1892	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe	30
PID 1892 wrote to memory of 2652	1892	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe	30
PID 1892 wrote to memory of 2080	1892	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe	32
PID 1892 wrote to memory of 2080	1892	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe	32
PID 1892 wrote to memory of 2080	1892	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe	32
PID 1892 wrote to memory of 2080	1892	7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe	32

C:\Users\Admin\AppData\Local\Temp\7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe
"C:\Users\Admin\AppData\Local\Temp\7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Users\Admin\AppData\Local\Temp\7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe
  C:\Users\Admin\AppData\Local\Temp\7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2652
- C:\Users\Admin\AppData\Local\Temp\7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe
  C:\Users\Admin\AppData\Local\Temp\7cf3171db67f95dafccccdebd657cab606268dc84704dad1f168c533057c1a90N.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2080

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

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Downloads

C:\Users\Admin\AppData\Roaming\A677.00E

Filesize
600B

MD5
89dfeb71925dbedfbb36839ccdaa7003

SHA1
c55fb7d71e189c9b95e44ee727733a28e2dd5365

SHA256
371f5d0d143ffc976861abeeff922e7ce7e0460ba31dacbcdf91cbdafc73aeba

SHA512
a71c5cd4bcce3f73c08064a7f0b78b8a548e19ed15bd6befcf02686926b9cc28ad3365e4083d5fcb200cb11f674adebb20d0fb798c0e250aff7a336adc41e687

Download Submit
C:\Users\Admin\AppData\Roaming\A677.00E

Filesize
1KB

MD5
b059a4487a134a3c5a1d39ee295b36ba

SHA1
2905541f8d03bf8546460671ed44bc99b2ca5775

SHA256
d8e1af536346e581458fc3dcc01a9915d62b5cc58f1d668c20bb271e16a87749

SHA512
1e3f0188f7fd6d88adbfabd3fba360b62edecf150f5ed0119195f89321f7991a3fa88e34c62d21da9f48c76951363ce624ca07b5d88e27df074c231ad376d2db

Download Submit
C:\Users\Admin\AppData\Roaming\A677.00E

Filesize
996B

MD5
e2ea165248786f7a5bea24667e4024b6

SHA1
f4a51f3dbdf1dbbe258c908166288df424e4a576

SHA256
2b1fc8a5506f8dda10c03cc9a6b4814aa0e4587dc62464b0a2d93dd1a148d190

SHA512
5f339984b8b6367c910450bfec1b985e52235e2036b4d992801d8902dec8b8c4a0bd56dba9122d1ea5c4146af0acc8ed0e1d793c5071491852de717fdeb7b8dd

Download Submit
memory/1892-1-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-15-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-184-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2080-78-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2080-80-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2652-5-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2652-7-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads