cobaltstrike | 4fa782f0636f06e4991f8148838713d2a7872a342104c2f08a01a0c20159a5ea

General

Target

f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe
Size

172KB
MD5

f4b3e3fb5742db6ebb72c13b5b9543d6
SHA1

ddf139dc51b7aad80b395cde051e05f4b9a94b5a
SHA256

4fa782f0636f06e4991f8148838713d2a7872a342104c2f08a01a0c20159a5ea
SHA512

617a239b51478ed21b94429878b722854d1105b2dda020b08262a321e219fd92327b588a849d9189b70facef978d0f9c09a041d049ab54b5bf55119324566f8f
SSDEEP

3072:vAMycf2WApd8QaNela4BI88D6VfgpSl9wISOICWhl18h65RL7m6EZ/kdKh5ei3zS:HQaNjj88DO9w/KW/18hIm6EhoKX5zte

Score

10^/10

cobaltstrike 972041620 backdoor trojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

972041620

C2

http://52.15.212.124:443/telemetry_2

Attributes

access_type
512
beacon_type
2048
host
52.15.212.124,/telemetry_2
http_header1
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
http_header2
AAAACgAAABdDYWNoZS1jb250cm9sOiBuby1jYWNoZQAAAAoAAAAWQ29udGVudC1FbmNvZGluZzogZ3ppcAAAAAoAAAARQ29ubmVjdGlvbjogY2xvc2UAAAAHAAAAAQAAAAQAAAAHAAAAAAAAAA0AAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
http_method1
GET
http_method2
POST
jitter
8448
polling_time
300000
port_number
443
sc_process32
%windir%\syswow64\backgroundTaskHost.exe
sc_process64
%windir%\sysnative\mobsync.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCXy7bqekll06mHUWMDlxK9wwJZzgn71reF9u1pCbTVBkBDJPWLpN8yrjpaxz9tsvKdAwjuiIi8OpKuFrHOfJey6nFg+KbGTmpO0JoW//BQlPWpfYYmJfnS+kvpZMEg+tKDndK1Klq16qAF/f0eCLlFqxketa5EvbyrIfOnvr5IrQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
1.700074752e+09
unknown2
AAAABAAAAAIAAAAJAAAAAwAAAA8AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/submit/telemetry/
user_agent
Mozilla/5.0 (Windows NT 10.0; WOW64; rv:63.0) Gecko/20100101 Firefox/63.0
watermark
972041620

Signatures

Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
trojan backdoor cobaltstrike
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe

description pid process target process

PID 1948 created 3424 1948 f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe Explorer.EXE

description	pid	process	target process
PID 1948 created 3424	1948	f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe

pid	process
1948	f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe
1948	f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe
1948	f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe
1948	f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 1948 f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	1948	f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe

description	pid	process	target process
PID 1948 wrote to memory of 4068	1948	f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe	backgroundTaskHost.exe
PID 1948 wrote to memory of 4068	1948	f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe	backgroundTaskHost.exe
PID 1948 wrote to memory of 4068	1948	f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe	backgroundTaskHost.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3424

C:\Users\Admin\AppData\Local\Temp\f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4b3e3fb5742db6ebb72c13b5b9543d6_JaffaCakes118.exe"
2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948

C:\windows\system32\backgroundTaskHost.exe
"C:\windows\system32\backgroundTaskHost.exe"
2⤵
PID:4068

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1948-0-0x0000000000840000-0x0000000000872000-memory.dmp

Filesize
200KB

Download
memory/1948-4-0x00007FFF3F6B0000-0x00007FFF40171000-memory.dmp

Filesize
10.8MB

Download
memory/4068-1-0x0000022AAADA0000-0x0000022AAADE0000-memory.dmp

Filesize
256KB

Download
memory/4068-3-0x0000022AAB120000-0x0000022AAB248000-memory.dmp

Filesize
1.2MB

Download
memory/4068-5-0x0000022AAB120000-0x0000022AAB248000-memory.dmp

Filesize
1.2MB

Download

Analysis

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