cycbot | 6eaa92b2ffbfce363bfa6ac3b04afeb966b19f629486aeb99284682b201eb26f

General

Target

JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe
Size

173KB
MD5

e6384eeb12c12050f41823d9d5babc47
SHA1

46c8a5ec9357ac40eeb772d4cc609508560ddeea
SHA256

6eaa92b2ffbfce363bfa6ac3b04afeb966b19f629486aeb99284682b201eb26f
SHA512

efc05200ebfcaf1f51b76b2570f53812401b25531bf7a30b40ee1ebe80d3e2f2aecfee337a0adc6078eda9bba16571a35c8b7a20b7bb0b0f46cd3328d144d940
SSDEEP

3072:tYc3AyXNWdNo+YFLs1Ilg1EGfvCjxKyeW2kRPz+0XqjQdf5cKDFoc43Jh+S9vc1R:Sc3AeNWdNo+N1l1EXdPBXqUdB5FoJqSM

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++.

resource	yara_rule
behavioral1/memory/2128-14-0x0000000000400000-0x000000000046C000-memory.dmp	family_cycbot
behavioral1/memory/2072-15-0x0000000000400000-0x000000000046C000-memory.dmp	family_cycbot
behavioral1/memory/1840-80-0x0000000000400000-0x000000000046C000-memory.dmp	family_cycbot
behavioral1/memory/2072-178-0x0000000000400000-0x000000000046C000-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 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2072-2-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/2128-12-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/2128-13-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/2128-14-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/2072-15-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/1840-78-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/1840-80-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/2072-178-0x0000000000400000-0x000000000046C000-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_e6384eeb12c12050f41823d9d5babc47.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 2128	2072	JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe	30
PID 2072 wrote to memory of 2128	2072	JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe	30
PID 2072 wrote to memory of 2128	2072	JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe	30
PID 2072 wrote to memory of 2128	2072	JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe	30
PID 2072 wrote to memory of 1840	2072	JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe	33
PID 2072 wrote to memory of 1840	2072	JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe	33
PID 2072 wrote to memory of 1840	2072	JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe	33
PID 2072 wrote to memory of 1840	2072	JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2128
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6384eeb12c12050f41823d9d5babc47.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1840

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\0865.ADC

Filesize
1KB

MD5
08ddb6422438a37db206c19641378d9c

SHA1
09c6d7f9cbb1c115e5204fb044c6e4bc8588e9f5

SHA256
1e10b1be01166ce581ca5e549d651d4f545c797ba1b46fd349e9d1f2f976e9ba

SHA512
b8e5faebe542f76558665f272f371f625178cda1d7af29c2f96fac5a6c3aedddb18fe51a9f896962845dba4972c41c2f231354fcc9e5a0473caa43c8ae2a8869

Download Submit
C:\Users\Admin\AppData\Roaming\0865.ADC

Filesize
600B

MD5
054476215a4a107638a3ca2415710295

SHA1
d5b356008da234b79fd9436e668a1d6a101bad3b

SHA256
94d92069b9ab8efbf95fd33434ca951ce206c3b9689e4ecacd5decb3faa038f2

SHA512
58e770751f4f2b39bbcf3cefb3a642e6e1076b6f3a4bf07f7c15ae547a7695772b4764b478f3df66dde66f783664e7474ec36d7e1983ea4dc7c5bf4096f01d19

Download Submit
C:\Users\Admin\AppData\Roaming\0865.ADC

Filesize
996B

MD5
1ccd76249b7107d4f5790283c5875541

SHA1
f719eada87c022812eee29fad5c8b9600e7e2477

SHA256
b2119672e6466c6a91160558e50525e299428b864ff8cf1fbeb430031327b325

SHA512
febe20b4ccf30ef33e954eb44496aaa524b103e9c903d6899e517f7b07849c5d7c611982a74f7f91bc6ee69e54c3f3937d5d7746f4e9a68b1e0aa7626d3cc4b4

Download Submit
memory/1840-78-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1840-80-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2072-1-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2072-2-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2072-15-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2072-178-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2128-12-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2128-13-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2128-14-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download

Analysis

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