cycbot | 2b9223e59fc80dac2e4d447b8059de000b87743985bb2e9aab8969305e729287

General

Target

JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe
Size

180KB
MD5

7854f659cee962818055d8e5e068acc4
SHA1

708cda3618bbe2d578750a24efac6e7bb07641d7
SHA256

2b9223e59fc80dac2e4d447b8059de000b87743985bb2e9aab8969305e729287
SHA512

ff116f195c4527d13f7368e9bfc2de08b083c722a8f9d0fa0ed131c0b21004050ef7d83f58f40facf676b1fa7ec01f21a89a333c9036b3d3ab841f091ff54a56
SSDEEP

3072:/vox12+nf24ert0IsrgQ8lIdGxblSHepOg6X7VLy7Oo2MXvQVxQUMrxsL9RlM2b:noxR2xZsUlIIzSOOg6X7VLk2MXvAxQUn

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/1648-15-0x0000000000400000-0x0000000000454000-memory.dmp	family_cycbot
behavioral1/memory/1800-16-0x0000000000400000-0x0000000000454000-memory.dmp	family_cycbot
behavioral1/memory/1800-17-0x0000000000400000-0x0000000000452000-memory.dmp	family_cycbot
behavioral1/memory/3000-115-0x0000000000400000-0x0000000000454000-memory.dmp	family_cycbot
behavioral1/memory/1800-290-0x0000000000400000-0x0000000000454000-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 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1800-3-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1648-13-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1648-15-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1800-16-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1800-17-0x0000000000400000-0x0000000000452000-memory.dmp	upx
behavioral1/memory/3000-115-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1800-290-0x0000000000400000-0x0000000000454000-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	JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 1648	1800	JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe	31
PID 1800 wrote to memory of 1648	1800	JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe	31
PID 1800 wrote to memory of 1648	1800	JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe	31
PID 1800 wrote to memory of 1648	1800	JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe	31
PID 1800 wrote to memory of 3000	1800	JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe	33
PID 1800 wrote to memory of 3000	1800	JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe	33
PID 1800 wrote to memory of 3000	1800	JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe	33
PID 1800 wrote to memory of 3000	1800	JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe startC:\Program Files (x86)\LP\D052\18D.exe%C:\Program Files (x86)\LP\D052
  2⤵
  PID:1648
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7854f659cee962818055d8e5e068acc4.exe startC:\Users\Admin\AppData\Roaming\2E90F\D97D0.exe%C:\Users\Admin\AppData\Roaming\2E90F
  2⤵
  PID:3000

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\2E90F\F9CF.E90

Filesize
996B

MD5
a0ca6dd424971b9780c6c0dbe49c236a

SHA1
cc2f776e069f7fd7bff44b7a42293cfe8c16cbf2

SHA256
7df61cc75a1ede2a3c8354be030d5f87cabc1e1b562087ee9daa39312868af55

SHA512
28e70cfdbb57e6e4fefa658f1fc09d7f171e12f63e7d44cb92df293ba6320ae01ea8f6931b4047bc305075170810d77988c1e33b195242c04fbecacd855fcde6

Download Submit
C:\Users\Admin\AppData\Roaming\2E90F\F9CF.E90

Filesize
600B

MD5
dfc26ca2787de42474a4623e08070e7e

SHA1
0ac91ed0768a1b38362f770a00e4a25c402d870a

SHA256
59fdb92061b8a5d4a71236607a68cbb9f4b3d91edeb9012933c89177d11f7eaa

SHA512
46c6f2fb07fe7abb9902a8134b4af91973e85bd0680f00e0f42f8e1b79279635a0761038dcd455e53e86f4da3e2ef516365fd0526b568ad45c1d0adc41043b98

Download Submit
C:\Users\Admin\AppData\Roaming\2E90F\F9CF.E90

Filesize
1KB

MD5
8d8f1edb12a0efc1a9b2437941790fa5

SHA1
d4746f539de5e7e659d4d3a0424c86117517faa7

SHA256
90442b7694d75183496922dddfcdb9cb3ae4bf6f75cf0b3b9e87bf2649572ce5

SHA512
1d13013c0aacf661fc1125c2ca4414d06f8e2c6d13520ed62c1b4697ec30e8aecd7d8caa506bdf755e2ca3d6c67215628260d6ddaa9b1b94cf3da0b25ce0e291

Download Submit
memory/1648-13-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1648-15-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1800-0-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1800-2-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1800-3-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1800-16-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1800-17-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1800-290-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/3000-115-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download

Analysis

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