cycbot | 1213557ca68812da445c3e1d7caeb68c1219bb7cfaa31db9e6e80c1380592fbe

General

Target

JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe
Size

179KB
MD5

3e3fdd5c9eba65c58d45acf822b16b87
SHA1

616a4735529406aa7e47c17799ec2b84ec6bc23c
SHA256

1213557ca68812da445c3e1d7caeb68c1219bb7cfaa31db9e6e80c1380592fbe
SHA512

4613abbf1865dbf71eeb4359d23cca0883e5c6dcfcabf6b97356d53753ded64b6abd71530ed156b7f4c8ca26f8b83ef0da2da3ff19b5ca6997a8723616166761
SSDEEP

3072:JFVYMk5EvtCgERIsquXZ1iy7LiJQ+gIod7q1SJJmfVDfmcqvXqRu8a3:U+VeWE7r+gIohqQJg4cqPWM

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/1712-19-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/4152-20-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/4152-21-0x0000000000400000-0x0000000000452000-memory.dmp	family_cycbot
behavioral2/memory/4572-131-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/4152-270-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4152-3-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/1712-18-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/1712-19-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4152-20-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4152-21-0x0000000000400000-0x0000000000452000-memory.dmp	upx
behavioral2/memory/4572-131-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4152-270-0x0000000000400000-0x0000000000455000-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_3e3fdd5c9eba65c58d45acf822b16b87.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4152 wrote to memory of 1712	4152	JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe	84
PID 4152 wrote to memory of 1712	4152	JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe	84
PID 4152 wrote to memory of 1712	4152	JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe	84
PID 4152 wrote to memory of 4572	4152	JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe	96
PID 4152 wrote to memory of 4572	4152	JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe	96
PID 4152 wrote to memory of 4572	4152	JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe	96

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4152
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe startC:\Program Files (x86)\LP\D04A\F88.exe%C:\Program Files (x86)\LP\D04A
  2⤵
  PID:1712
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e3fdd5c9eba65c58d45acf822b16b87.exe startC:\Users\Admin\AppData\Roaming\A7630\6F8D0.exe%C:\Users\Admin\AppData\Roaming\A7630
  2⤵
  PID:4572

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\A7630\09CA.763

Filesize
597B

MD5
7f9e8f7198f5808e2ec86ddec99f9348

SHA1
e30eab6754822c1b0e8bb637462eac76617cd95c

SHA256
0699287772cc07253711c5e77d6038c29df6e36907398dddf4e6bbe0b8128873

SHA512
9ef95a709692da1e69e1b3757f7e21bc2fe2df1e834eae7bb99392521b191380a7371e71ec4d3596eaa467ac9b47936909edc3efa187bcdec0628ff24f10b401

Download Submit
C:\Users\Admin\AppData\Roaming\A7630\09CA.763

Filesize
1KB

MD5
4d20ee21715a686b05b2b17592b66987

SHA1
8a97a5e64962ff02bce33cb87ab9221cae9bf952

SHA256
814cd26cb489110dd8a29658ccfbe87d4897c64867cd1f7afdb2b8aad29e64a9

SHA512
6b86311c5412fa215d9141897128447810a967cbde0e921590d4d00ac890221065078b79fa5f3735935c94babf1a7507114a318a53ba88fa1f01b5c83cd7e778

Download Submit
C:\Users\Admin\AppData\Roaming\A7630\09CA.763

Filesize
897B

MD5
37ecef10841f4764b3cfaea07c471a21

SHA1
3825b0d022e48b34d069d4e283790993eeb071ec

SHA256
8f3c90813466c53e75bc344772d21c90ae15a54bff5957855a4ee25b60c84ca1

SHA512
eba5e42c8608f8a49d4dbf9012a4060078178d717b6d7c78e96ad74a350f4298bb691e6c3aab92fb962044169ea3f439d4a7c8fc6405be0b400c64a49f93e623

Download Submit
C:\Users\Admin\AppData\Roaming\A7630\09CA.763

Filesize
1KB

MD5
bffcb0d170a565e875989da7643f55f6

SHA1
ba4a41e2e95f80a1136019d6bbc1f0948cccbf65

SHA256
414d44ff68007bf81e90fe3aeeaae0f191f61ce5a7834b0ca2df240a4127a436

SHA512
7d85700c3253a92456220752c9993d3bc323411f3bf57c6bc5a1b2bf81f8268b783a5a857fb65334d0e179d329975737cb154c47842d2d48f912948d3f96a49d

Download Submit
memory/1712-18-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1712-19-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4152-20-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4152-21-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4152-0-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4152-3-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4152-2-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4152-270-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4572-131-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

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