cycbot | df2d505c721aa11e01e704b8e6073f701163545205cdf0efcd601fa3fd04eeb4

General

Target

JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe
Size

189KB
MD5

2ce2188b248190061f6b0d1908245ed3
SHA1

ba6d5a85af3647485da29f27b83bb7756d211e0f
SHA256

df2d505c721aa11e01e704b8e6073f701163545205cdf0efcd601fa3fd04eeb4
SHA512

d495a065a63265619b7b922f6e415eb96b53ff3f0121d4f3f2d10b563b2acead21835cda46c3e91130d9b15d8909f74aa3022df52172d79024f33a755409f961
SSDEEP

3072:NkIv64EqlXJUeT3/0w7fHBLByRR0U0xLrmzrJC69k8iZn58abHbqvyZ78d+FqCeM:NkN0Xqq3sw7hSILrmFC6d25Xqv88d+FR

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 3 IoCs

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

resource	yara_rule
behavioral1/memory/2252-6-0x0000000000400000-0x0000000000446000-memory.dmp	family_cycbot
behavioral1/memory/2308-13-0x0000000000400000-0x0000000000446000-memory.dmp	family_cycbot
behavioral1/memory/2104-82-0x0000000000400000-0x0000000000446000-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/2308-2-0x0000000000400000-0x0000000000446000-memory.dmp	upx
behavioral1/memory/2252-5-0x0000000000400000-0x0000000000446000-memory.dmp	upx
behavioral1/memory/2252-6-0x0000000000400000-0x0000000000446000-memory.dmp	upx
behavioral1/memory/2308-13-0x0000000000400000-0x0000000000446000-memory.dmp	upx
behavioral1/memory/2104-81-0x0000000000400000-0x0000000000446000-memory.dmp	upx
behavioral1/memory/2104-82-0x0000000000400000-0x0000000000446000-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_2ce2188b248190061f6b0d1908245ed3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 2252	2308	JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe	30
PID 2308 wrote to memory of 2252	2308	JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe	30
PID 2308 wrote to memory of 2252	2308	JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe	30
PID 2308 wrote to memory of 2252	2308	JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe	30
PID 2308 wrote to memory of 2104	2308	JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe	32
PID 2308 wrote to memory of 2104	2308	JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe	32
PID 2308 wrote to memory of 2104	2308	JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe	32
PID 2308 wrote to memory of 2104	2308	JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2252
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ce2188b248190061f6b0d1908245ed3.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2104

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\850C.15D

Filesize
600B

MD5
150aace94e935b16c768076b18c0aad4

SHA1
e075c7139b4f8fc4788a49c8bba69f24a0a214ad

SHA256
3e55e177713d0ea4eec506921b6d16823cbf1b1fff885352495cc545731adc0c

SHA512
aefd1dcbaf66011f47f99b1bbf00e39591c454f22c3dd13b03d8e80ae7b6da6f9c29e52ac58b6572699c63f37f213afd7fbe56c349f0cb8797e7f23da7243937

Download Submit
C:\Users\Admin\AppData\Roaming\850C.15D

Filesize
996B

MD5
5f70246e290974ba1142c3ed26e8411e

SHA1
54bb8f9551eb547a5c2791eba3857d36d417dcf8

SHA256
7d771264b014a47c860b87d82cf050c65fecdca9cbbc5d20d896ee00f7e84465

SHA512
922228497e8efea33331794c669d883587c7fac3a0ffa1048b38770390a0df900e24357beb2a02d6717f8a031c705a34c78288232c702d082b135fe0002032ac

Download Submit
memory/2104-81-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2104-82-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2252-5-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2252-6-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2308-1-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2308-2-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2308-13-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download

Analysis

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