cycbot | 1300081e42078a7a6ee833d501322a567c59f53179ccb6b0a548b9b1f9b12cb5

General

Target

JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe
Size

185KB
MD5

68c5654fddb74d05d8e0ad9aac003592
SHA1

0045dfe6eea676201e629fab12a5b8775b6b39e2
SHA256

1300081e42078a7a6ee833d501322a567c59f53179ccb6b0a548b9b1f9b12cb5
SHA512

8b823e063c993c01d2226e877bf8b1127c35f3de1ec8b135e5fe5ed1b6ccfb27caf03008299e77a86ea6baed3b66ffe2278f02346d4eada5c7821554ee4dd779
SSDEEP

3072:UJofBTHGO+1QGKWR1GZDHUyL/lwORr2riIhWYLX7hr9O3PB++VR9LhgER:8jOcQGZUjUyL/YHLNx2B++VLL9R

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/736-12-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/4384-49-0x0000000000400000-0x0000000000452000-memory.dmp	family_cycbot
behavioral2/memory/4384-50-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/2172-121-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/4384-195-0x0000000000400000-0x0000000000455000-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/4384-2-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4384-1-0x0000000000400000-0x0000000000452000-memory.dmp	upx
behavioral2/memory/736-11-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/736-12-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4384-49-0x0000000000400000-0x0000000000452000-memory.dmp	upx
behavioral2/memory/4384-50-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/2172-121-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4384-195-0x0000000000400000-0x0000000000455000-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_68c5654fddb74d05d8e0ad9aac003592.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4384 wrote to memory of 736	4384	JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe	86
PID 4384 wrote to memory of 736	4384	JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe	86
PID 4384 wrote to memory of 736	4384	JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe	86
PID 4384 wrote to memory of 2172	4384	JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe	87
PID 4384 wrote to memory of 2172	4384	JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe	87
PID 4384 wrote to memory of 2172	4384	JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4384
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe startC:\Program Files (x86)\LP\CC61\649.exe%C:\Program Files (x86)\LP\CC61
  2⤵
  PID:736
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68c5654fddb74d05d8e0ad9aac003592.exe startC:\Users\Admin\AppData\Roaming\108AD\0A4CC.exe%C:\Users\Admin\AppData\Roaming\108AD
  2⤵
  PID:2172

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\108AD\DA3F.08A

Filesize
996B

MD5
1996f53f19738efc49cd862184dd6f2e

SHA1
fe5803417931754da14027503280acf4548257ed

SHA256
f66ef7f455006d13c99398dd91babe984a51f4024c07afb27b1b12b5f4632b8f

SHA512
02fb84daac268a8ba3817cca5800ab36be0b7488eeeede51a2583453d3bf483ca02eb2c66a8add4168a04487c63659538fb62fd93b9073a64ce632fa737065e1

Download Submit
C:\Users\Admin\AppData\Roaming\108AD\DA3F.08A

Filesize
600B

MD5
d435b24f4b6555df8b12493c21f2411e

SHA1
a8c68d9619ed493e300a948a71949b238815989e

SHA256
7ef19a41515b2809710b3e32033b0231d69367b0cbc5508a80a8e7d423086e76

SHA512
49f04678c13ffe9225b44eb81facf21ba17a78865a265206ef6dad3c808652f848530ae739e62e82c7f57cb93d687765124df764b56e0f191b1e4383603caa0d

Download Submit
C:\Users\Admin\AppData\Roaming\108AD\DA3F.08A

Filesize
1KB

MD5
e14f7f5a4cd42e1ae0b6c94ac969bcc8

SHA1
3fcdaf773ce673ba829c5f214ca63b327abc6191

SHA256
aabb2d17009bb24ac27544bba6479649a26172484c722e6ee4bae9e4ee126f7a

SHA512
0011851184140b1edb2596274adfdad5dee1c1c727376611daa5b167a26594c8a4cddaf696c6e0891cf3e0a71d923503310a79852d80096955242b63b672fcc9

Download Submit
memory/736-11-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/736-12-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2172-119-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2172-121-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4384-2-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4384-1-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4384-49-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4384-50-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4384-195-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

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