cycbot | 4e7e2fa0d551dc5c92779ffa1600a753a63980c790e8842a748ae784a23664aa

Analysis

max time kernel
150s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-01-2025 14:16

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General

Target

JaffaCakes118_ac08672418512482890282360e02641b.exe
Size

183KB
MD5

ac08672418512482890282360e02641b
SHA1

9a3aeda39e487ddac0038dfdde7e3e00554373f5
SHA256

4e7e2fa0d551dc5c92779ffa1600a753a63980c790e8842a748ae784a23664aa
SHA512

5e7b862095d28b3bc6bdd78c7c644909f02b74fa00378a31d931a98a53190fe30d88f045066d9d20f3488a8c656950dc4d883b34259bf5275bddf5f4cd143a15
SSDEEP

3072:GQqyoLnifPc5dmBJ1TZDYe8QwPwtFGGY9DlAHfwz2i7D4Ua:GQqLifPZBHNDYe8QwgFUdK

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 4 IoCs

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

resource	yara_rule
behavioral2/memory/3004-13-0x0000000000400000-0x0000000000471000-memory.dmp	family_cycbot
behavioral2/memory/396-14-0x0000000000400000-0x0000000000471000-memory.dmp	family_cycbot
behavioral2/memory/1972-87-0x0000000000400000-0x0000000000471000-memory.dmp	family_cycbot
behavioral2/memory/396-187-0x0000000000400000-0x0000000000471000-memory.dmp	family_cycbot

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/396-1-0x0000000000400000-0x0000000000471000-memory.dmp	upx
behavioral2/memory/3004-11-0x0000000000400000-0x0000000000471000-memory.dmp	upx
behavioral2/memory/3004-13-0x0000000000400000-0x0000000000471000-memory.dmp	upx
behavioral2/memory/396-14-0x0000000000400000-0x0000000000471000-memory.dmp	upx
behavioral2/memory/1972-87-0x0000000000400000-0x0000000000471000-memory.dmp	upx
behavioral2/memory/396-187-0x0000000000400000-0x0000000000471000-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_ac08672418512482890282360e02641b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 396 wrote to memory of 3004	396	JaffaCakes118_ac08672418512482890282360e02641b.exe	85
PID 396 wrote to memory of 3004	396	JaffaCakes118_ac08672418512482890282360e02641b.exe	85
PID 396 wrote to memory of 3004	396	JaffaCakes118_ac08672418512482890282360e02641b.exe	85
PID 396 wrote to memory of 1972	396	JaffaCakes118_ac08672418512482890282360e02641b.exe	87
PID 396 wrote to memory of 1972	396	JaffaCakes118_ac08672418512482890282360e02641b.exe	87
PID 396 wrote to memory of 1972	396	JaffaCakes118_ac08672418512482890282360e02641b.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac08672418512482890282360e02641b.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac08672418512482890282360e02641b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:396
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac08672418512482890282360e02641b.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac08672418512482890282360e02641b.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  PID:3004
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac08672418512482890282360e02641b.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac08672418512482890282360e02641b.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  PID:1972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\CCC2.945

Filesize
1KB

MD5
37781d96039b0896521c720fabf1138c

SHA1
9fc4ede6d98fd577ccc167eb64289af95d99ec40

SHA256
ce7a7e2faec74d736a34ceffb267eaa01a82bd20cdb9b1978866d283d3c2cb5d

SHA512
21a403be25076edb8fe748bdfdf51df41e4119291c3e8314643fbee7dc8b2fc03337206e1bbadf3800287b22597f31a68b7546e1f554f0c0420c31b7cc7373e5

Download Submit
C:\Users\Admin\AppData\Roaming\CCC2.945

Filesize
600B

MD5
50688d1f0e5fc262d43c9e6babfe150f

SHA1
7859834d76800c82c0b45a15737c165b4ca53252

SHA256
b04c7d9efdca397744a2da45c39768731687a09999e65be617a27f3d8428bb06

SHA512
80a2a2769b684c115d982802e6caa490e61b8dbe3d3aa4f942e790390740f08ee15db2481f5da32b14b59caa16b223d4cbb0667d64652f875d35793be8d257e3

Download Submit
C:\Users\Admin\AppData\Roaming\CCC2.945

Filesize
996B

MD5
efa4e9c9604e6f9b16664ebd84f8242a

SHA1
a40639831f91537283a3c46c1208544bf9944d0d

SHA256
9404b385befccc933c1ffdfcee1b47368e7cf7ee81eb59214410609be7566543

SHA512
85fda788198422ca03324529059b2cfcd9cd43a45173199f9d50b9b26d51a63c639a35cedd9a667077885ee736a9520ba7c503fceea53b730000cc66738c3314

Download Submit
memory/396-1-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/396-14-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/396-187-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/1972-86-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/1972-87-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3004-11-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3004-13-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download