cycbot | 081b1d2bf111ffb73c006898c0d780ebf94fd0f588b6682141a2e8d008eb2436

General

Target

d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe
Size

188KB
MD5

d745c96c93f748979cbb107c83b14b47
SHA1

43600e493360d35ca36a37f25aaaa0300b800e39
SHA256

081b1d2bf111ffb73c006898c0d780ebf94fd0f588b6682141a2e8d008eb2436
SHA512

7044785b3c8331c9a5fa2d6ae80a8dec765b56d9bbb54c32103c135f779935d73b20ecd57d62a1f98ec257144cdecf551de9c0735a11f15989653b24fe406ac6
SSDEEP

3072:NCDtmPfvI6ZSnltQiOWChJE5megaGuTKhFKsbiQjoiDedMd/0AwX6Jgb1IP8M6L9:NPPI6ZSlwWE1zaNTK6sbiQjoXUMAwKJM

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/4792-12-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/3680-13-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/3680-14-0x0000000000400000-0x0000000000452000-memory.dmp	family_cycbot
behavioral2/memory/1844-134-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/3680-293-0x0000000000400000-0x0000000000455000-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/3680-2-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4792-12-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/3680-13-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/3680-14-0x0000000000400000-0x0000000000452000-memory.dmp	upx
behavioral2/memory/1844-132-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/1844-134-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/3680-293-0x0000000000400000-0x0000000000455000-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	d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3680 wrote to memory of 4792	3680	d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe	82
PID 3680 wrote to memory of 4792	3680	d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe	82
PID 3680 wrote to memory of 4792	3680	d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe	82
PID 3680 wrote to memory of 1844	3680	d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe	88
PID 3680 wrote to memory of 1844	3680	d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe	88
PID 3680 wrote to memory of 1844	3680	d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3680
- C:\Users\Admin\AppData\Local\Temp\d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe startC:\Program Files (x86)\LP\5286\9D9.exe%C:\Program Files (x86)\LP\5286
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4792
- C:\Users\Admin\AppData\Local\Temp\d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\d745c96c93f748979cbb107c83b14b47_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\68676\6D852.exe%C:\Users\Admin\AppData\Roaming\68676
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1844

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\68676\63F3.867

Filesize
996B

MD5
13a2446475b010bb8f7f1d5d4985ef32

SHA1
5997b25dd97f8c8c66a477fdb6436b5d245f38a6

SHA256
8376154cc65cc649d0923c30d871bb72a19f87f9f8b24655be4fe50d4a551c56

SHA512
6f8c4a564206ce4c5a0349f0d0e8144eeda6cb91746e48d09c9cd7a24546bd566d04eeda27657226d5914e72f367035c282c021a428c7c53c4a10299217dc297

Download Submit
C:\Users\Admin\AppData\Roaming\68676\63F3.867

Filesize
600B

MD5
08ebb9cf6efb097ec5e81655bca74633

SHA1
65919ffeee06c6fbb293495fd296a3c633a5e610

SHA256
364f6905f1175554f7c338fcaeaf86e669c32c1b99a98c0e6b245c43f597ff52

SHA512
feda2ff0f7d3416fc14f361e42f7b5d94cd7b2f4567fc7db3c45f4080a09336a7b93921674fcfa2ea333b831a23a1018ceb6fdf9565229e4b412047b590cd655

Download Submit
C:\Users\Admin\AppData\Roaming\68676\63F3.867

Filesize
1KB

MD5
fe6daa3be71ff2830ff6c374fdb62262

SHA1
f5128a157f921e4f9544c483b212a454c9489916

SHA256
fcae74151cef4250da1745f13fc5d5d947eb234df35eaacfe2709a6679912942

SHA512
74f87c49995c749a17cdc3541715bc9b3d63269cef99d2d1349981697a58eb05097c1f0359ab18f92db322a62ff6cb2bc996c17614165956aac998d126f65c4d

Download Submit
memory/1844-131-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1844-132-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1844-134-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3680-1-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3680-2-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3680-13-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3680-14-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3680-293-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4792-12-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

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