cycbot | a612deba068d9ace26485c230da9e96d5fca0eec59adb905b4bf6f005c49bb5f

General

Target

JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe
Size

190KB
MD5

6a644eae0b126e463cb2bc9073c6e65d
SHA1

fbdad709780daff80eda4b366f8c11aed106eaea
SHA256

a612deba068d9ace26485c230da9e96d5fca0eec59adb905b4bf6f005c49bb5f
SHA512

8e612444fdb5ebbdbe45872817150a6398909e61d01314ec2ed3c1fd78dd1f5bf2963c6d691a3f90630b7c05667213e69c430d9338dc2e3bc443fd7847ff241c
SSDEEP

3072:7OMBdOLmzQRSnw9DA5pDmwxKrZ8xWlNIFUHlKEUVsHDzh9IQQWJ/ySDm67:7OMBsmzQRkw9DSmR8wlNImHobVRxE/y2

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/1492-9-0x0000000000400000-0x000000000044E000-memory.dmp	family_cycbot
behavioral1/memory/2056-15-0x0000000000400000-0x000000000044E000-memory.dmp	family_cycbot
behavioral1/memory/2748-78-0x0000000000400000-0x000000000044E000-memory.dmp	family_cycbot
behavioral1/memory/2056-200-0x0000000000400000-0x000000000044E000-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 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2056-2-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/1492-9-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/2056-15-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/2748-77-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/2748-78-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/2056-200-0x0000000000400000-0x000000000044E000-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	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 1492	2056	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe	30
PID 2056 wrote to memory of 1492	2056	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe	30
PID 2056 wrote to memory of 1492	2056	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe	30
PID 2056 wrote to memory of 1492	2056	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe	30
PID 2056 wrote to memory of 2748	2056	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe	33
PID 2056 wrote to memory of 2748	2056	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe	33
PID 2056 wrote to memory of 2748	2056	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe	33
PID 2056 wrote to memory of 2748	2056	JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2056
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1492
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a644eae0b126e463cb2bc9073c6e65d.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2748

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\4D7A.6FB

Filesize
1KB

MD5
210c9e73a1a3909dce7b384fee395404

SHA1
f3a36af7cfaa9db006fdacede260269e27b1ffbb

SHA256
1dec6b45ffb1543d1ee698c598f7bc9ab8748dc2c689e364526387c07193985c

SHA512
800ae48b4488778646ae0854cdae4d38ce78fd0e678fbc20185c7641a49fe5335447e54b14c5bde4506a6fba250b396c7931b44d43a8bb2159bc8bbb96a4509c

Download Submit
C:\Users\Admin\AppData\Roaming\4D7A.6FB

Filesize
600B

MD5
7de41ccf2fb6ff32762cc815ac32d704

SHA1
2842f41a7702caf6c7be9d192ad4d06727d51a79

SHA256
2baa3104fcf7e832fd7d2ad81568d8e610044987d0f833ba8965a7b4ab82f5bd

SHA512
843bd6080129e5518222ddd749ae755c93a162d1dfe16fc37aceb9e2598065f55a709948e3b26169e45dcddfaff31a8bb4e406b181c63e346ba47d9ceb9c5256

Download Submit
C:\Users\Admin\AppData\Roaming\4D7A.6FB

Filesize
996B

MD5
515562135adfb391acd7ec41504ab205

SHA1
844a7e966d96de3f2970431695785b7d82446e33

SHA256
3550e24489c2360cdd22ce0ee913e10fc100e66764f6da5b98fa8e9b6eb5661a

SHA512
0dfe0d68c0ee87c46d4d4446dbbe51f125572ad181e97c60ab05bb59bcd1fee055d4ee334404a489c925bd24a280617a4a9141b7087c51d2b6738153aec6301b

Download Submit
memory/1492-10-0x000000000059D000-0x00000000005BA000-memory.dmp

Filesize
116KB

Download
memory/1492-9-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2056-1-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2056-2-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2056-15-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2056-200-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2748-77-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2748-76-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2748-78-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

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