cycbot | 96d6de4ad7e0bb8e549a3f8d211fbe909ad12099b22d24306781609b5837e74b

General

Target

f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe
Size

209KB
MD5

f0ae79bbe8eee0f6521cddf78f9da58a
SHA1

b107cc16ab771802270642919ca545116ebce1e3
SHA256

96d6de4ad7e0bb8e549a3f8d211fbe909ad12099b22d24306781609b5837e74b
SHA512

05a17e9287bbbdcab07ddb16cf090afd0ea3267ea00b3339c4b50dc90fd00cbd6e73dc4a6693871707a52bbdb62704aa2815e6f07eaa6de68725b6d4802657a6
SSDEEP

3072:FuA7oFFY/p43Z4V+iU5ZHkvWcgznIYnYXBOg6OBr7X2voeJ0GJoArILaJYEmQ1Gs:Ff/eBn7vzv8BN7X2gZGBIuTmQ1P

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 4 IoCs

Cycbot is a backdoor and trojan written in C++.

resource	yara_rule
behavioral1/memory/1908-6-0x0000000000400000-0x000000000044F000-memory.dmp	family_cycbot
behavioral1/memory/2368-14-0x0000000000400000-0x000000000044F000-memory.dmp	family_cycbot
behavioral1/memory/2392-78-0x0000000000400000-0x000000000044F000-memory.dmp	family_cycbot
behavioral1/memory/2368-188-0x0000000000400000-0x000000000044F000-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 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2368-2-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/1908-5-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/1908-6-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2368-14-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2392-78-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2368-188-0x0000000000400000-0x000000000044F000-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	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 1908	2368	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe	30
PID 2368 wrote to memory of 1908	2368	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe	30
PID 2368 wrote to memory of 1908	2368	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe	30
PID 2368 wrote to memory of 1908	2368	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe	30
PID 2368 wrote to memory of 2392	2368	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe	33
PID 2368 wrote to memory of 2392	2368	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe	33
PID 2368 wrote to memory of 2392	2368	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe	33
PID 2368 wrote to memory of 2392	2368	f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Users\Admin\AppData\Local\Temp\f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1908
- C:\Users\Admin\AppData\Local\Temp\f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f0ae79bbe8eee0f6521cddf78f9da58a_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2392

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\EACA.32C

Filesize
1KB

MD5
433226e4f6aab954538b6ee0d70a390b

SHA1
bfe019f9df396e7d2314e86175fcdee1c8b0bdae

SHA256
3dfa0eec2cf5719db66a9e62b5a1ad9df906dd839787bf90a0a7cca5856450ff

SHA512
2fbefa39478276e78a4a9910a2180bd5a8dfb5a252941efbd556ea82f9e52cc88bc9d396644b590fbd2439438c5c96156037fb32eb6a0e4ec05218d445fea109

Download Submit
C:\Users\Admin\AppData\Roaming\EACA.32C

Filesize
600B

MD5
1c72fba53d8818c0230fa02a01b2b6a5

SHA1
fe3865d19326e2659d1a9a012b9e2005de8d904e

SHA256
a5034536fbbb8808bd0b9b9f888cac431d026643e0e03b187ce6f3db14e6b92a

SHA512
9d3d8b81d0a1e7216c60bdfddafb9935e0ccfca008d9992d957509e9dd76c381a4d42d2ecfd55f85a6485cb75e020741b84abc9dea1da24a3f11ec85fe469547

Download Submit
memory/1908-5-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1908-6-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2368-1-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2368-2-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2368-14-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2368-188-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2392-78-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download

Analysis

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