cycbot | ffa1e4c116708149bab021997e1485dc700ff0289f3f1bf89e62a4e07320daf5

General

Target

97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe
Size

186KB
MD5

97d8416ee6747bd5ec38ae0898f6ff28
SHA1

4f4805ce6ce7510a02bc63731868a20e6f588739
SHA256

ffa1e4c116708149bab021997e1485dc700ff0289f3f1bf89e62a4e07320daf5
SHA512

12d35b8e277f2bf2ba53deedfb4beabbbc3674426b2256cdfedeac580fdd2d99731834ab1c813ea49d898d37d34369ca83ea7b974e7d200ac5b9b40a40119b8d
SSDEEP

3072:sHR73HHWa7wZQChd2U6vXxjUzx+kE8DcSR5RMDU8O82UxlgJLLZggdi:sHl3MQCVx+kE8ASRLMDR2Ux8fZgsi

Score

10^/10

cycbot backdoor discovery rat 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
behavioral2/memory/4912-11-0x0000000000400000-0x000000000044E000-memory.dmp	family_cycbot
behavioral2/memory/4080-16-0x0000000000400000-0x000000000044E000-memory.dmp	family_cycbot
behavioral2/memory/3684-84-0x0000000000400000-0x000000000044E000-memory.dmp	family_cycbot
behavioral2/memory/4080-197-0x0000000000400000-0x000000000044E000-memory.dmp	family_cycbot

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4080-2-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral2/memory/4912-9-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral2/memory/4912-11-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral2/memory/4080-16-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral2/memory/3684-83-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral2/memory/3684-84-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral2/memory/4080-197-0x0000000000400000-0x000000000044E000-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	97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4080 wrote to memory of 4912	4080	97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe	82
PID 4080 wrote to memory of 4912	4080	97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe	82
PID 4080 wrote to memory of 4912	4080	97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe	82
PID 4080 wrote to memory of 3684	4080	97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe	90
PID 4080 wrote to memory of 3684	4080	97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe	90
PID 4080 wrote to memory of 3684	4080	97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4080
- C:\Users\Admin\AppData\Local\Temp\97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4912
- C:\Users\Admin\AppData\Local\Temp\97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\97d8416ee6747bd5ec38ae0898f6ff28_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\07E2.B2C

Filesize
1KB

MD5
58c0e2e0e866aa793a16697b194252ef

SHA1
70b894b4847286d8cfeaa3f9f388f9e03e9ed349

SHA256
807d54193bbf20f19c3fb25d3171c21b86d97644caa851d82977cd361521b67e

SHA512
7935bcfe099011634eacaf372cf01cac73141fe89d7d46ecdb16d1f3c4112669af0a2b7bcf7375832f43a56cb89c0c202cdf279d90ef34bf2871a822922be36f

Download Submit
C:\Users\Admin\AppData\Roaming\07E2.B2C

Filesize
600B

MD5
c78751d196a49aa870aca7be0221897c

SHA1
ca496c072fe64872b4b4ae87e0056e9599ce1df7

SHA256
5a2ae12319cf703c27fc0976519a568082a30962ee34ba323c3d8d8bbd7e070e

SHA512
083d93e7346b246139ef939e33f656485326bd70d7b0a31bc46da5cb075725946f22f7e8d82431435ca396789ae56fe7c5f3f8ac59f3dc4f5103bf0834731d8d

Download Submit
C:\Users\Admin\AppData\Roaming\07E2.B2C

Filesize
996B

MD5
522241c31ccf0508840983a410ccf3cd

SHA1
acf87c2e75aabfca38df3fe408ce029350c6f172

SHA256
b57e3fd90d7b270785a57080c69c505b162da9018e8d6f1e88f15cb6176a8ea5

SHA512
6d5ac8a7abbf75facd18ec0c66221e8da50412e11710eab22fc4db0fe1175c81617e27898da0a564c3aacf8f84a0efdd9c2c0770b8dc5569820e8cb7a3687e9a

Download Submit
memory/3684-83-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3684-84-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4080-1-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4080-2-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4080-16-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4080-197-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4912-8-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4912-9-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4912-11-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

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