cycbot | badd77727362a58a585447ac520391c35b8994bfef847d21a479667fba45c122

General

Target

ce00b42308508babf890107af3114066_JaffaCakes118.exe
Size

175KB
MD5

ce00b42308508babf890107af3114066
SHA1

f26ee97eca361d00369ad4fa9d3dff9e26eb7bbb
SHA256

badd77727362a58a585447ac520391c35b8994bfef847d21a479667fba45c122
SHA512

b6afa2dc9aa31c9f5b2d6bfaf44a446b3476b9dd1a5a165618ec589e7e131cd2f7f1590fe0323228dad0175420077f7b43148e740b35ae66698be04d097deb40
SSDEEP

3072:MhUAPGWlyhLE0aA0x3Sg3AJL4hN08T6/CP5hLZ4OUdpAayChQ0w4Gxe1TGyUyZNn:aUiGeyhLEmZoN08T+Cr9ZUoQUeVGy7Zh

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 5 IoCs

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

resource	yara_rule
behavioral1/memory/2512-8-0x0000000000400000-0x0000000000463000-memory.dmp	family_cycbot
behavioral1/memory/2360-18-0x0000000000400000-0x0000000000463000-memory.dmp	family_cycbot
behavioral1/memory/2016-83-0x0000000000400000-0x0000000000463000-memory.dmp	family_cycbot
behavioral1/memory/2360-173-0x0000000000400000-0x0000000000463000-memory.dmp	family_cycbot
behavioral1/memory/2360-204-0x0000000000400000-0x0000000000463000-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 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2360-2-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2512-8-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2360-18-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2016-82-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2016-83-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2360-173-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2360-204-0x0000000000400000-0x0000000000463000-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	ce00b42308508babf890107af3114066_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ce00b42308508babf890107af3114066_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ce00b42308508babf890107af3114066_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2512	2360	ce00b42308508babf890107af3114066_JaffaCakes118.exe	31
PID 2360 wrote to memory of 2512	2360	ce00b42308508babf890107af3114066_JaffaCakes118.exe	31
PID 2360 wrote to memory of 2512	2360	ce00b42308508babf890107af3114066_JaffaCakes118.exe	31
PID 2360 wrote to memory of 2512	2360	ce00b42308508babf890107af3114066_JaffaCakes118.exe	31
PID 2360 wrote to memory of 2016	2360	ce00b42308508babf890107af3114066_JaffaCakes118.exe	33
PID 2360 wrote to memory of 2016	2360	ce00b42308508babf890107af3114066_JaffaCakes118.exe	33
PID 2360 wrote to memory of 2016	2360	ce00b42308508babf890107af3114066_JaffaCakes118.exe	33
PID 2360 wrote to memory of 2016	2360	ce00b42308508babf890107af3114066_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\ce00b42308508babf890107af3114066_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ce00b42308508babf890107af3114066_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Users\Admin\AppData\Local\Temp\ce00b42308508babf890107af3114066_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\ce00b42308508babf890107af3114066_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2512
- C:\Users\Admin\AppData\Local\Temp\ce00b42308508babf890107af3114066_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\ce00b42308508babf890107af3114066_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2016

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\932D.02F

Filesize
1KB

MD5
07f4dffe29baaa217fbd7bc598e6e153

SHA1
e711b75f15abce77bc2b51ffae5ef7ecefb54973

SHA256
6a17e7c0e51e2a1ca09d4ebc74afc5a301bd0e45a4f4fcadaa9d7197326d5c17

SHA512
69e02b9a0e9a9c5b092c203e9eee0d81c55c6ee5fd3b55237b1efe94cc7b78f36f09b250de26985c0e2aa3ea3d36138fb63f01cf8a59193ba4833cd5d7a1cdd6

Download Submit
C:\Users\Admin\AppData\Roaming\932D.02F

Filesize
897B

MD5
87dd82185711a65110b223915e72083f

SHA1
5c10c017b956ae1adf5f72e6d7faf21f57e1762f

SHA256
288bea34a2ab4d4757ab2249edfa67aba2bf2ef710bcde6707865338f1cfc45d

SHA512
44f553addc4d933e6e198e2d3eed81a6c6be5abe055d1f3a6baf8f3596d486fc7f96b53c341d9d38c07280aedb83f77bd1f5cfcb65accb1b54647a8e71f96790

Download Submit
C:\Users\Admin\AppData\Roaming\932D.02F

Filesize
1KB

MD5
9e2fcd1a725dc599b06fb41377fbc691

SHA1
6ec873eb530365528f1af7ab4703821bf899089a

SHA256
781cfcaa15500eb8217cd183cfa0f2bb3b6a1b79ac709d4c8149fe0ef69e6daf

SHA512
d39690c44823073a5d9defc192664db7aadfe0ca2b4d159a72104ec1a8af34aef35742717cea76ae28c1d6f578e8ba1842a1c8f90b4d4a9cf21c953c843658a7

Download Submit
memory/2016-82-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2016-83-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2360-1-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2360-2-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2360-18-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2360-173-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2360-204-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2512-8-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2512-6-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download

Analysis

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