cycbot | 92824d639e6d56922ebe05235329dabcb3b96a82dd7950dc01b787511b85c010

General

Target

ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe
Size

178KB
MD5

ffed977c76f042fccb3ae104a60e55c3
SHA1

361189ae98d921bc53fe585ecda4c07b9152474e
SHA256

92824d639e6d56922ebe05235329dabcb3b96a82dd7950dc01b787511b85c010
SHA512

062fca573be024b724eaf6d0a1a455234de3417b774e837ddfcc6c42cd10aeed22067a76dcf718ed42dd68f037b174b159a1168aac3ea53c217168cbb7842ac4
SSDEEP

3072:Sd+8HtiltxypIcQV96ERNfXDZxcrazq0V0PBEq0fhjByNiazwqTEkbuZVQwwLfug:o+itiltkpIcC6E3fXlOpwISByNiQzTE+

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/780-16-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/840-17-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/840-18-0x0000000000400000-0x0000000000452000-memory.dmp	family_cycbot
behavioral1/memory/3048-113-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral1/memory/840-276-0x0000000000400000-0x0000000000455000-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 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/840-3-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/780-16-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/840-17-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/840-18-0x0000000000400000-0x0000000000452000-memory.dmp	upx
behavioral1/memory/3048-112-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/3048-113-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/840-276-0x0000000000400000-0x0000000000455000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 780	840	ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe	29
PID 840 wrote to memory of 780	840	ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe	29
PID 840 wrote to memory of 780	840	ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe	29
PID 840 wrote to memory of 780	840	ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe	29
PID 840 wrote to memory of 3048	840	ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe	31
PID 840 wrote to memory of 3048	840	ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe	31
PID 840 wrote to memory of 3048	840	ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe	31
PID 840 wrote to memory of 3048	840	ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:840
- C:\Users\Admin\AppData\Local\Temp\ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe startC:\Program Files (x86)\LP\B66B\826.exe%C:\Program Files (x86)\LP\B66B
  2⤵
  PID:780
- C:\Users\Admin\AppData\Local\Temp\ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\ffed977c76f042fccb3ae104a60e55c3_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\B75DB\FBEB6.exe%C:\Users\Admin\AppData\Roaming\B75DB
  2⤵
  PID:3048

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\B75DB\B6FB.75D

Filesize
996B

MD5
c0d3cfe8af4e90cf9697879a12cde5c7

SHA1
9f1faed3c72ce2756f35694a6453ef444f1af6fd

SHA256
2bfb3176ffe82a42b8ca263337e957627891074b77af2a165d1ddcf48c9985ea

SHA512
6c721bf2f76a35b836a6c329f643cd86ad303883cb5e42065b74de5a7a40f6ae354383c03aefab20b5a5520f15c4de181000b18ad8c9823c0bd8589bbe8f57aa

Download Submit
C:\Users\Admin\AppData\Roaming\B75DB\B6FB.75D

Filesize
600B

MD5
0366573d6f9687ef2ff507c22a278841

SHA1
c8a755319118d841589fdfad0d570fa6f316d699

SHA256
ffc22aaaff55ce97045c83ca489f524790426a1b77e8610ccb81262ffd3c33f0

SHA512
4fcbf743be474e990c2ac7fa71aa6c1788cd91e72838300faa7129ed8e186cb5f391df0bcec2a3bfe0850f8d92c48cc23f04c580076a9b376f651f0ec45562ce

Download Submit
C:\Users\Admin\AppData\Roaming\B75DB\B6FB.75D

Filesize
1KB

MD5
826fd4573b366f5d1f1d2e81161039c2

SHA1
e81ca802bd83d4dbe16523ad3c78f5a693db4977

SHA256
7e2740872b2db0e5c9a2bc4e9bfe486f4258331b27f7347ce5b656ac6e1f9535

SHA512
9a7c68eddaed1144f0edc5fd0613b899c94fa7523245facca011f55698c611e48ced9dad3b628f97f4fcd06bca564548a747f3adcb4334fca899028c0253c191

Download Submit
memory/780-13-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/780-15-0x0000000000646000-0x000000000065B000-memory.dmp

Filesize
84KB

Download
memory/780-16-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/840-17-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/840-18-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/840-0-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/840-3-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/840-2-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/840-276-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3048-112-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3048-113-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

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