cycbot | 6511c7451d8c45ad25111e6488bdf7d2ce0f0d91d5d37dbee82a16e738e3b04d

General

Target

JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe
Size

192KB
MD5

7dc18ea3968011baae13911dbfdbc7a4
SHA1

c40f3ee72d6439a5aea08624b24d8b5d8113a26c
SHA256

6511c7451d8c45ad25111e6488bdf7d2ce0f0d91d5d37dbee82a16e738e3b04d
SHA512

06b3a2239cbf9eff0399d600c16980012396075e136e3b2548b9fadc4c89d2eb2800b34a7b6f581a310d8590a199117f5ac6d4ee7144a5a8940db253ab6877a0
SSDEEP

6144:m3EJLSL/1FuwlymAZc+Jv7FIq4NxevIanpYXQl:YEJLQ/1wo/qrgxevIanpJ

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/2740-13-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/844-14-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/2844-91-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/2844-93-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/844-200-0x0000000000400000-0x0000000000455000-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/844-2-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2740-13-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/844-14-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2844-91-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2844-93-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/844-200-0x0000000000400000-0x0000000000455000-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	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 844 wrote to memory of 2740	844	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe	30
PID 844 wrote to memory of 2740	844	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe	30
PID 844 wrote to memory of 2740	844	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe	30
PID 844 wrote to memory of 2740	844	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe	30
PID 844 wrote to memory of 2844	844	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe	32
PID 844 wrote to memory of 2844	844	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe	32
PID 844 wrote to memory of 2844	844	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe	32
PID 844 wrote to memory of 2844	844	JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:844
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2740
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7dc18ea3968011baae13911dbfdbc7a4.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2844

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\1013.A25

Filesize
1KB

MD5
133b214fbbe3c25bbacdbeefd502d6f3

SHA1
0a4307e5234c20017583a2d849b7de2b972e697b

SHA256
b5837f406c5fb40f8b48ca6e4e55ef9a0de1986e152730a03b09429e4ea757b4

SHA512
9bcca3ea81962e3ee1a983316e0ad645c5b58ab2c4ff58a2badaab22f5b1146d543e687865bf01153b80c3b4f474da6be477d8dc4037e4a6df98d5e858d5e636

Download Submit
C:\Users\Admin\AppData\Roaming\1013.A25

Filesize
600B

MD5
06be9b4e553f67edac5bed9f932c45b1

SHA1
47d34bce04add9e35e6026e7897531889e1dd691

SHA256
e47fa70db68a9273f1795e780cc6fd1b1c6a5dafdd06aaaddf4a180dd221fc9c

SHA512
2f95b02cb826933ca12e060759272f155d877a51c938a16d548cdbfe6b0266471c9160a7cf873a20f96b9fb7ceb8e68786d5bd2297ca782f28e6bf7ac9d5f06f

Download Submit
C:\Users\Admin\AppData\Roaming\1013.A25

Filesize
996B

MD5
ba4e4d7592ffb8338c14cc16bf01f35e

SHA1
b441708739155176dbb733e0feba7a93495ac379

SHA256
3bb24190ea4e9cf0a90a781e87720464518e7b989d8c76eca755f5fd78d67d93

SHA512
335e0d1eba8da7ec8e6f029d8837d22d2200cec8df9d84b55c6e284d9819d6c304fc24892ecd18cb467b355d4e0eeb91ea60752d1c1966a3272938a7da62db37

Download Submit
memory/844-1-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/844-2-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/844-14-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/844-200-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2740-13-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2844-91-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2844-93-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

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