cycbot | 0c0702174677b7da692a008545f834555ea9cb8d198ca3fa3100a63228ece9c6

General

Target

JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe
Size

185KB
MD5

13acb361f3c376b521215d1629f714ec
SHA1

008439659ace48e89f9637d631da0301408d4493
SHA256

0c0702174677b7da692a008545f834555ea9cb8d198ca3fa3100a63228ece9c6
SHA512

8d4217d9e50dd4ef648b0458a171f6fc58261a33a136ca2ea78d0d8a5254c4a89142a017e52f652c2b39372ad12e68e9b7c361837b4b2ce587702acea0b77768
SSDEEP

3072:xYj24pmiCxuJOAXJmunGyDHcpAuyJ4TeT3nDmbuJVGSMQJnBJfgGCpOafQEe:xYjUi8uadCcBiKbg0SJVbFBEe

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/4044-13-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/1184-14-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/1184-15-0x0000000000400000-0x0000000000452000-memory.dmp	family_cycbot
behavioral2/memory/2364-74-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/1184-187-0x0000000000400000-0x0000000000455000-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/1184-2-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4044-12-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4044-13-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/1184-14-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/1184-15-0x0000000000400000-0x0000000000452000-memory.dmp	upx
behavioral2/memory/2364-74-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/1184-187-0x0000000000400000-0x0000000000455000-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	JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1184 wrote to memory of 4044	1184	JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe	84
PID 1184 wrote to memory of 4044	1184	JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe	84
PID 1184 wrote to memory of 4044	1184	JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe	84
PID 1184 wrote to memory of 2364	1184	JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe	98
PID 1184 wrote to memory of 2364	1184	JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe	98
PID 1184 wrote to memory of 2364	1184	JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe	98

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe startC:\Program Files (x86)\LP\5281\9D9.exe%C:\Program Files (x86)\LP\5281
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4044
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_13acb361f3c376b521215d1629f714ec.exe startC:\Users\Admin\AppData\Roaming\19909\6D852.exe%C:\Users\Admin\AppData\Roaming\19909
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2364

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\19909\938B.990

Filesize
1KB

MD5
64cbeba836b0d4b8e34e12e84017139e

SHA1
04781d5072aacc35c897088090dad4703dda8b63

SHA256
495e41d606d94139849b9831fa9f539f9bdfeff7a55049a66ea5154f7d70d887

SHA512
1c4bd1925132373baef892bd93b2e7bf98493edb0e7e8d0a03fdc56064f5287171332f5383e5c4bd8471991ff527392a1e510eefbb3adc7fdbcf94dda728a4f4

Download Submit
C:\Users\Admin\AppData\Roaming\19909\938B.990

Filesize
600B

MD5
bf8e73111c4825177c2f2428064e93f5

SHA1
d37b3572ba7d5eb5739c8b5d0d44fd41a895cd75

SHA256
69dde989b803e4f143ce0bcdc07bcf27376d9e43e3e13f1f914c9b99bfede1dc

SHA512
c15fa4e0745f7e4daa0002d2ca43d03afa3ccceb22a48ed5801104ed74887bfe1df46a36cbbba9137f103c5cc29cccd826dc22fefb6cdbf68cdd5d684004e629

Download Submit
C:\Users\Admin\AppData\Roaming\19909\938B.990

Filesize
996B

MD5
c6df7261b8eaea9d01b6ec9d3fa84b41

SHA1
0ea4e72ca447684a40647b280fb216a388de651a

SHA256
fde65149f2eec6a046bd1bf4d84af1b841379487a7e18e74811affe98b797dc4

SHA512
c018bb7c587248d86d6e563432f71fa87a8c696942b921bb2d04b539c7090b2580a77801d7dad379812e42b7d6122365fabef95e6714f298210ee185e0a20d4d

Download Submit
memory/1184-2-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1184-1-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1184-14-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1184-15-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1184-187-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2364-74-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4044-12-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4044-11-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4044-13-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

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