f859131ad0bd17c647f2cb6c3eb31f334ff27ce825546f89ee443bf3e7d0823d

General

Target

81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
Size

217KB
MD5

81c36b059e1a6a1aca07cd37a28a02db
SHA1

ec15ccfd6da7d837cc4cfabd7a59fd3c21d424ac
SHA256

f859131ad0bd17c647f2cb6c3eb31f334ff27ce825546f89ee443bf3e7d0823d
SHA512

689f572ca653c20a07bbe83f052a200ef706c2d03b9371425c29f1e69cde5f90a8e3ccd603b0e56694443e7ff7ee51e0c777fdad6918ec7f101915ef49fd37bd
SSDEEP

6144:yw2S2iMNBKx3HiKfjztUhzTuVfkfsn7J:yA3MoHXmfsfkfsn7J

Score

7^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2072	cmd.exe

Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
persistence privilege_escalation

Component Object Model Hijacking
T1546.015

Executes dropped EXE 2 IoCs

pid	Process
1300	Explorer.EXE
464	services.exe

Unexpected DNS network traffic destination 9 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	\systemroot\assembly\GAC_64\Desktop.ini	services.exe
File created	\systemroot\assembly\GAC_32\Desktop.ini	services.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2296 set thread context of 2072	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2212144002-1172735686-1556890956-1000\\$da45e7138226974de1b88a65f19f6f1a\\n."	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$da45e7138226974de1b88a65f19f6f1a\\n."	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\clsid	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
464	services.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
Token: SeDebugPrivilege	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
Token: SeDebugPrivilege	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
Token: SeDebugPrivilege	464	services.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 1300	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe	21
PID 2296 wrote to memory of 1300	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe	21
PID 2296 wrote to memory of 464	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe	6
PID 2296 wrote to memory of 2072	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe	30
PID 2296 wrote to memory of 2072	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe	30
PID 2296 wrote to memory of 2072	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe	30
PID 2296 wrote to memory of 2072	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe	30
PID 2296 wrote to memory of 2072	2296	81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe	30

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:464

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
PID:1300
- C:\Users\Admin\AppData\Local\Temp\81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\81c36b059e1a6a1aca07cd37a28a02db_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2296
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2072

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Component Object Model Hijacking

1

T1546.015

Privilege Escalation

Event Triggered Execution

1

T1546

Component Object Model Hijacking

1

T1546.015

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

Loading Replay Monitor...

Downloads

C:\$Recycle.Bin\S-1-5-18\$da45e7138226974de1b88a65f19f6f1a\@

Filesize
2KB

MD5
9f54075815d41597cd4c6bb90a85f68f

SHA1
8bbd77c494dd22a076e1307d081069705881cb18

SHA256
f024ae5e35269d4beb8205a4f41f3ccd7f7fdf34e0381fc78815ceb76aabc71b

SHA512
4b7f5d0ca3508dd3a32da027427b8efa32f2c203d707bb14aa6928090119ffd9fb4cc3949e3d02221b3c78fb04a4f4b293f129d7cfdf6dbdc081a05ca901a41b

Download Submit
C:\$Recycle.Bin\S-1-5-21-2212144002-1172735686-1556890956-1000\$da45e7138226974de1b88a65f19f6f1a\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
memory/464-23-0x0000000000760000-0x0000000000761000-memory.dmp

Filesize
4KB

Download
memory/464-14-0x0000000000760000-0x0000000000761000-memory.dmp

Filesize
4KB

Download
memory/1300-4-0x0000000002220000-0x0000000002221000-memory.dmp

Filesize
4KB

Download
memory/1300-8-0x0000000002220000-0x0000000002221000-memory.dmp

Filesize
4KB

Download
memory/2296-3-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2296-2-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2296-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2296-18-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2296-19-0x0000000000434000-0x000000000043C000-memory.dmp

Filesize
32KB

Download
memory/2296-22-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2296-1-0x0000000000434000-0x000000000043C000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing