cycbot | 0d06768defb5ccffbd8433e4396857c89d4471bf45428f4e1db8aee26d6d2b84

General

Target

JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe
Size

174KB
MD5

3535f952b096701b7cfb099a1d9c591d
SHA1

53b927e6b8b8244f28129e83ff19615a94977b9a
SHA256

0d06768defb5ccffbd8433e4396857c89d4471bf45428f4e1db8aee26d6d2b84
SHA512

c9ba11722ad6ce15ec8b6a76973f79532c6c1a7ab2c81dc421d5e9ea351b2aa49aaa3cf492769970ae442a57dd1deb07433af4ab812ae36e33ba431a490df609
SSDEEP

3072:SN/TXFHuay6CyilCNm/YUUEa2ipPyW0lPN9LvMYJ5MSSHvD+Ymcq2pN9A7:4BLiPvJa2ipPyPlPN9dTMzCwNW7

Score

10^/10

cycbot backdoor discovery rat 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
behavioral2/memory/3360-13-0x0000000000400000-0x0000000000456000-memory.dmp	family_cycbot
behavioral2/memory/920-14-0x0000000000400000-0x0000000000456000-memory.dmp	family_cycbot
behavioral2/memory/920-15-0x0000000000400000-0x0000000000453000-memory.dmp	family_cycbot
behavioral2/memory/4988-77-0x0000000000400000-0x0000000000456000-memory.dmp	family_cycbot
behavioral2/memory/920-178-0x0000000000400000-0x0000000000456000-memory.dmp	family_cycbot

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/memory/920-2-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/3360-12-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/3360-13-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/920-14-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/920-15-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4988-76-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/4988-77-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/920-178-0x0000000000400000-0x0000000000456000-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_3535f952b096701b7cfb099a1d9c591d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 920 wrote to memory of 3360	920	JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe	82
PID 920 wrote to memory of 3360	920	JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe	82
PID 920 wrote to memory of 3360	920	JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe	82
PID 920 wrote to memory of 4988	920	JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe	88
PID 920 wrote to memory of 4988	920	JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe	88
PID 920 wrote to memory of 4988	920	JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:920
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe startC:\Program Files (x86)\LP\F9D6\59B.exe%C:\Program Files (x86)\LP\F9D6
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3360
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3535f952b096701b7cfb099a1d9c591d.exe startC:\Users\Admin\AppData\Roaming\62EBF\C41F9.exe%C:\Users\Admin\AppData\Roaming\62EBF
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\62EBF\FB0D.2EB

Filesize
1KB

MD5
eccb2ac0e1c2501b65b5e92e6fd5dc9c

SHA1
b68dfc9fb6a3c0ba29c9ad5f89ee4a08d853161b

SHA256
9f5b6b8699c57292a233f1e2c6c6d86c57e4d957a35e255017a0ec5ab41e0a8e

SHA512
92dbfe2155a559782f54bb14d658da6c87802fcc52a160e2b0abe047d94f8e65f0690b4a9f4d80748258b1f98e1cab5464e517529614e353fef1f0a089b0ab3c

Download Submit
C:\Users\Admin\AppData\Roaming\62EBF\FB0D.2EB

Filesize
600B

MD5
5058bc15c499bc17d4de57c1c5ba345a

SHA1
ae9cd23e8cf35e7d15b994805cc438f9801f4ee8

SHA256
738d5939ef9f6b9d50bb83b215c6104b3c08689ec421577fa8aa7981e4a9ca36

SHA512
bb3c7293a2987babb7df80e0a34d589f965838ddbbc3742b08572eb6e663b2b99892fe03a430dc5fd99b538061e74fa806ecc10c55e706cc408a52bc0b84029d

Download Submit
C:\Users\Admin\AppData\Roaming\62EBF\FB0D.2EB

Filesize
996B

MD5
1901e1bdc8cf0ef97651f49914e8036d

SHA1
c4bdae81488a205cf8e606acaecfbf4bef285513

SHA256
38b31f8d04dc936d002e9faae71ea1954048c8a6b2a5df3d716af2555cf44ab1

SHA512
d4317f6e52cbfc37028f2c8ea52180c232afed26a1ec55504e0025d171626c247bde7172ed968dec12310359366c83ea11ae8b8555d7cdd99848d78026159373

Download Submit
memory/920-2-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/920-1-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/920-178-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/920-14-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/920-15-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3360-12-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/3360-13-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/3360-11-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/4988-77-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/4988-76-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download

Analysis

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