cycbot | f6b2c8f97afd3a6f62b57fe4c623c923afd81d7977d289d049a542689cd8d5f7

General

Target

9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe
Size

198KB
MD5

9258e644728f23655b2c67a1e0ed7680
SHA1

1c06391c4140bf2db1fe7a9496ad52c790c7b990
SHA256

f6b2c8f97afd3a6f62b57fe4c623c923afd81d7977d289d049a542689cd8d5f7
SHA512

79fd7a8851376dd4952fa5943b08c6d1790fcb7a77a32301de26276f1642f48f87a8112ba7b24f68fa16d280de09e018a4e7505b22ffd845ad45c8de142ed40b
SSDEEP

6144:U9Ne7PVxR16f4nVc5h6yBDi4z43FvAJLH5Cz:U9477oW4ziYJZ

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/3012-3-0x0000000000400000-0x000000000046A000-memory.dmp	family_cycbot
behavioral1/memory/3052-8-0x0000000000400000-0x000000000046A000-memory.dmp	family_cycbot
behavioral1/memory/3012-16-0x0000000000400000-0x000000000046A000-memory.dmp	family_cycbot
behavioral1/memory/1240-84-0x0000000000400000-0x000000000046A000-memory.dmp	family_cycbot
behavioral1/memory/3012-189-0x0000000000400000-0x000000000046A000-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/3012-3-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/3012-1-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/3052-6-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/3052-8-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/3012-16-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/1240-84-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/3012-189-0x0000000000400000-0x000000000046A000-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	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 3052	3012	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe	30
PID 3012 wrote to memory of 3052	3012	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe	30
PID 3012 wrote to memory of 3052	3012	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe	30
PID 3012 wrote to memory of 3052	3012	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe	30
PID 3012 wrote to memory of 1240	3012	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe	33
PID 3012 wrote to memory of 1240	3012	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe	33
PID 3012 wrote to memory of 1240	3012	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe	33
PID 3012 wrote to memory of 1240	3012	9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Users\Admin\AppData\Local\Temp\9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3052
- C:\Users\Admin\AppData\Local\Temp\9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\9258e644728f23655b2c67a1e0ed7680_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1240

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\A769.F09

Filesize
1KB

MD5
80d3d2d7da3c8b9fe04a9f10401e7b16

SHA1
5b3507e179082fc5c4ec9e33bcad702d6074ff95

SHA256
09e9b706d017796c8766486f912ee30f76529cdbb3d2ec5d83638616096a30ce

SHA512
5839e9b7131f502e32c5ab67ad74eed337e44aa04261233f2d781c344812473315d3661b4d6aac39693cb4636ff5d3fe24bfc33149a6063a666e23cbda56d471

Download Submit
C:\Users\Admin\AppData\Roaming\A769.F09

Filesize
600B

MD5
209f966cbd504f7c2f067794eae2c54a

SHA1
52b858eef7e7d841f46188822ebfff503b262ee7

SHA256
103155050c557ede1bce2f2ad0b1c1cd654fd5e810288d8d2e7181ad7f1a205e

SHA512
286b91eb39c289e7954a01e81d1cb293cba23c3c4d343e9dae0aa789d178048a7b95773417792d88d5bc3a22efff7fcb8a537f8e0173fa560dc3c3e844d39fbf

Download Submit
C:\Users\Admin\AppData\Roaming\A769.F09

Filesize
996B

MD5
88707c49d0a0ed3f2f317ac462b07109

SHA1
51689a35232657e6fabe8c9a3b6e15ab415321bf

SHA256
973917d199d06ea66236b51022f9559dcbfc16caeada887ea23a46e595c3bcd8

SHA512
ca3505cecd07b4f62921f075a638a0ba7562f6d45f23cecfa5589b6374616532045894d47b863cc7a02cc2bfecc30e4b16e2733e3b47a804af2421e1518fe5b9

Download Submit
memory/1240-84-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3012-3-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3012-1-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3012-16-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3012-189-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3052-6-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3052-8-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3052-5-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download

Analysis

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