cycbot | 7067387ab1858bd5f412ca66ac3f6a6d1ff0b26639b276479dd2d255484db4a6

General

Target

JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe
Size

185KB
MD5

7ab5c7d03341e191b6e3bedad1cd9083
SHA1

e20ef03123d56e2b9f3a2e242a1433c024a495de
SHA256

7067387ab1858bd5f412ca66ac3f6a6d1ff0b26639b276479dd2d255484db4a6
SHA512

ad22b0d1c57693cb1c4ba2661d82de670c17df09b75a63add7f538aa513f967b355e79769f309850043891168a707d6a8c238884d2e9b1907f4916fa083e6621
SSDEEP

3072:ulDOnvgim3zDYBynZGyxdHXUm/mF67ODWgG97Oker6L0INKKa2oPpaNi/nx1op:qb3PznsYXUmuI7rhZ4Gq2gcNanIp

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 5 IoCs

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

resource	yara_rule
behavioral2/memory/316-11-0x0000000000400000-0x0000000000456000-memory.dmp	family_cycbot
behavioral2/memory/1804-12-0x0000000000400000-0x0000000000453000-memory.dmp	family_cycbot
behavioral2/memory/1804-13-0x0000000000400000-0x0000000000456000-memory.dmp	family_cycbot
behavioral2/memory/4024-80-0x0000000000400000-0x0000000000456000-memory.dmp	family_cycbot
behavioral2/memory/1804-187-0x0000000000400000-0x0000000000456000-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/1804-2-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/316-11-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/1804-12-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1804-13-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/4024-79-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/4024-80-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/1804-187-0x0000000000400000-0x0000000000456000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 316	1804	JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe	82
PID 1804 wrote to memory of 316	1804	JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe	82
PID 1804 wrote to memory of 316	1804	JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe	82
PID 1804 wrote to memory of 4024	1804	JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe	87
PID 1804 wrote to memory of 4024	1804	JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe	87
PID 1804 wrote to memory of 4024	1804	JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe startC:\Program Files (x86)\LP\DF6E\5CE.exe%C:\Program Files (x86)\LP\DF6E
  2⤵
  PID:316
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ab5c7d03341e191b6e3bedad1cd9083.exe startC:\Users\Admin\AppData\Roaming\E7981\932DF.exe%C:\Users\Admin\AppData\Roaming\E7981
  2⤵
  PID:4024

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\E7981\1C14.798

Filesize
600B

MD5
3474e66ad69cef0f18b9fee00a0c69f9

SHA1
bea39faff20c68761688f496bdd85616e69cbad1

SHA256
a474ff7f6ad2c1fa3b475cd6527966522454ce27488a5b54c2a8dfb3e9b7a961

SHA512
3519de4c9b0b07ec2b3421690b455f2a7ec1d6bc5014a1839ce3918b4c2572a99fa2ac6148ff184133bab4b150f92443164679c74589ebc4e9a0719280cfcfc7

Download Submit
C:\Users\Admin\AppData\Roaming\E7981\1C14.798

Filesize
1KB

MD5
aa1cdb6f347fb9b382142f7fd2c253d0

SHA1
cb5143d53d8a57a520c8b125755a55f957991618

SHA256
4ff0cc69e158c40b4b322fb6a64702220827d4a28d97ce3b5e85b32d013825d4

SHA512
92d8f70f2e33de7cb65ba780b944211eb7ff3c904389d4a8f15e76b57aef653d6198b556c7b8b28045551bdcd047639c47258c49e966853d460877a2331ed7ab

Download Submit
C:\Users\Admin\AppData\Roaming\E7981\1C14.798

Filesize
996B

MD5
bec9e7f4bfc74b0c752b863963b52652

SHA1
6d5bb333e62a82a50e8d1d83d7ab34ed5b2f4635

SHA256
e5e3523137720917ed8631b49e9efd201fcdf8404522da4c49bc30e025de77fc

SHA512
f480c80dd065ab9e8896a578fbeb215455d33e4b7245da912ae95c73897137516718f56d01a4a21769c4130ab4208c8d44cf4ab3d9efa10df5031cb252fe5ec3

Download Submit
memory/316-11-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1804-1-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1804-2-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1804-12-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1804-13-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1804-187-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/4024-79-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/4024-78-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/4024-80-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download

Analysis

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