cycbot | 2c404d422aef34d43a9314a81774169de410805bdf4f0bbcceacc99a3428cec4

General

Target

JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe
Size

184KB
MD5

285a0fe5693190534f8428ee7adbf367
SHA1

aaa02d70c669eef1142e57d95aa225f0e7804631
SHA256

2c404d422aef34d43a9314a81774169de410805bdf4f0bbcceacc99a3428cec4
SHA512

70f987598a509d07f7e2f034c56075df932acf84ab0a43069f4c341fa778608459c4fbf362ff0365ab946a714e0d15dd8e9412fd8274fb0de1dd74194c2259b2
SSDEEP

3072:wBZ5p2ZbLhatS+lk54YpeJtRRAoClwireGMFwisq46gZl8BXDIGYOQhaSC3urTZ:wBDp2ZbLc8+IpeJtfAoCNMFwisq46Ql3

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/2188-12-0x0000000000400000-0x0000000000454000-memory.dmp	family_cycbot
behavioral1/memory/2652-16-0x0000000000400000-0x0000000000451000-memory.dmp	family_cycbot
behavioral1/memory/2652-17-0x0000000000400000-0x0000000000454000-memory.dmp	family_cycbot
behavioral1/memory/2176-86-0x0000000000400000-0x0000000000454000-memory.dmp	family_cycbot
behavioral1/memory/2652-189-0x0000000000400000-0x0000000000454000-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/2652-2-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2188-9-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2188-12-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2652-16-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/2652-17-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2176-84-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2176-86-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2652-189-0x0000000000400000-0x0000000000454000-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_285a0fe5693190534f8428ee7adbf367.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2188	2652	JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe	30
PID 2652 wrote to memory of 2188	2652	JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe	30
PID 2652 wrote to memory of 2188	2652	JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe	30
PID 2652 wrote to memory of 2188	2652	JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe	30
PID 2652 wrote to memory of 2176	2652	JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe	32
PID 2652 wrote to memory of 2176	2652	JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe	32
PID 2652 wrote to memory of 2176	2652	JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe	32
PID 2652 wrote to memory of 2176	2652	JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe startC:\Program Files (x86)\LP\24DE\389.exe%C:\Program Files (x86)\LP\24DE
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2188
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_285a0fe5693190534f8428ee7adbf367.exe startC:\Users\Admin\AppData\Roaming\E1192\BE724.exe%C:\Users\Admin\AppData\Roaming\E1192
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2176

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\E1192\2090.119

Filesize
1KB

MD5
2edb9353ce9d538d824411ef83fda699

SHA1
4813086205876a5a8e973a229fae4458f766ca85

SHA256
06117dc6baa0a5f0397dea400c23d4331af2a0965ca2b9fd8ba3bbb875778884

SHA512
8452bb8a8357113a843f7b11e4e162c70fe3125647c18f9da26c7c1517df80ba01358717a26d871efd6c902c90db0d3a961257461e902581b8dc8e5db89b61a1

Download Submit
C:\Users\Admin\AppData\Roaming\E1192\2090.119

Filesize
600B

MD5
4056ea31f10358246c07afec8c88a79a

SHA1
f564d96c5cbeecc308fdc1780e6f74eedc787873

SHA256
18357b84141a02d88df44bfd8ab0e41cbdfef0b0311c77de0c356cabda84f1b2

SHA512
cfefac09f9dfcfa60c44d1ad7217a14ce34e23464bffca5b0f2850fc7da2c2e7aa6a29494ef42a62dbfe4b8341cc4099e51d48d0f2754f279bf0f97ad4033bcd

Download Submit
C:\Users\Admin\AppData\Roaming\E1192\2090.119

Filesize
996B

MD5
7ffeecd8bec762720de5a53201f7ac5b

SHA1
e69c5649b84bb517bbb37f15fcf41c4fbe14bcf2

SHA256
98c17653f2d505b25db61ab38caafa2e2c08d802ecc68f4eca139ad89251c3e5

SHA512
c93d9249cb20dbfdd54f8f52a419e2b8ff473e17c46bdeeb4d29b5673fdda2cbee8d95c06c7441f96cdc27e68932314e16d0f265bff9d910dad6c5165571cfe7

Download Submit
memory/2176-86-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2176-84-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2188-8-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2188-12-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2188-9-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2652-17-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2652-16-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2652-1-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2652-2-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2652-189-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download

Analysis

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