cycbot | 1310f06fb2af00b140391ac0085549ac36465194b3f50cd2aacf6d5a1c889f02

General

Target

JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe
Size

177KB
MD5

34ccb809ab57d6606df991ce278b99bf
SHA1

6b493627726192d069fa29ed3ebd8c55c9239073
SHA256

1310f06fb2af00b140391ac0085549ac36465194b3f50cd2aacf6d5a1c889f02
SHA512

7d0934e9a55af82e4532a927fadb55512c01cda8a3c032d49132fee0143415280089d48bf76170d30476a32484dd6e67b691cf230dbe5509d2e1bd98cd81c971
SSDEEP

3072:pHNcIPMhL3li1h0FQzZdrhoslmqCt7Hzh8Ovr9pYPaQqn24f7OMcg:ptdPMZChuQldh/BCxek92

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/2748-13-0x0000000000400000-0x0000000000456000-memory.dmp	family_cycbot
behavioral1/memory/3048-14-0x0000000000400000-0x0000000000453000-memory.dmp	family_cycbot
behavioral1/memory/3048-15-0x0000000000400000-0x0000000000456000-memory.dmp	family_cycbot
behavioral1/memory/2888-79-0x0000000000400000-0x0000000000456000-memory.dmp	family_cycbot
behavioral1/memory/3048-142-0x0000000000400000-0x0000000000456000-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 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3048-2-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/2748-11-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/2748-13-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/3048-14-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/3048-15-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/2888-79-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/2888-138-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/3048-142-0x0000000000400000-0x0000000000456000-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_34ccb809ab57d6606df991ce278b99bf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2748	3048	JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe	30
PID 3048 wrote to memory of 2748	3048	JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe	30
PID 3048 wrote to memory of 2748	3048	JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe	30
PID 3048 wrote to memory of 2748	3048	JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe	30
PID 3048 wrote to memory of 2888	3048	JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe	32
PID 3048 wrote to memory of 2888	3048	JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe	32
PID 3048 wrote to memory of 2888	3048	JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe	32
PID 3048 wrote to memory of 2888	3048	JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe startC:\Program Files (x86)\LP\9FD4\CF5.exe%C:\Program Files (x86)\LP\9FD4
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2748
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34ccb809ab57d6606df991ce278b99bf.exe startC:\Users\Admin\AppData\Roaming\44A03\2169F.exe%C:\Users\Admin\AppData\Roaming\44A03
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2888

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\44A03\3124.4A0

Filesize
600B

MD5
73fad17b1e59fe8ec9b15c172d21aad8

SHA1
72ecb3f0cc1cc158410945cad95d8dba817b29ba

SHA256
bc553f90eae50e172d5aa6eadeeaa615e8379b17bb628c461e5e5e11fed5aae0

SHA512
cf961e4619ca8206ca6d2352289bd774cff5606afc1f9c3f4dd480c8396e2fd65b9b21556f2bf60c3bffaf1e34da3ef4d50a40295a750b42f41c2c5d4f1ad046

Download Submit
C:\Users\Admin\AppData\Roaming\44A03\3124.4A0

Filesize
1KB

MD5
d44fd36f822fc14f4a7f13bdc7902c30

SHA1
a61876e9b069fa355b1b4554edfc8e3e0faab3e4

SHA256
adaf83d5b173ac9776145b14a47a93f2451988e390f35d29cf441103c489422a

SHA512
52e93cf42624ad02e90a7e9354bb742274a971768a23931c9cd6b5e27a31b2031eeee4dbfd7364979b0444d5ec09aa0d56335ab7096407f200b119c4d4e0872b

Download Submit
memory/2748-11-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2748-13-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2888-77-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2888-79-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2888-138-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/3048-1-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3048-2-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/3048-14-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3048-15-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/3048-142-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download

Analysis

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