0c8f60fd860bae0ddb4fcf9c5c1f42aee00a3f89fc69a1a7d188ef3edbcb6601

General

Target

3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
Size

177KB
MD5

3f0925c1fd8aaefdf93df7ba8f303f44
SHA1

a3eeec9bf477d757ef7ae440d8271ba3d47cee3f
SHA256

0c8f60fd860bae0ddb4fcf9c5c1f42aee00a3f89fc69a1a7d188ef3edbcb6601
SHA512

3e70c06089b30fa8f872ebb6c0a4ded1e375e2468ee58cdd5a8590d4d67c05cd699e1c69127fec7483d1aac5be78ef607b32c5e444c415fa0f4b842b96477f4b
SSDEEP

3072:J2JPSziqoylUumgeNoDFbQgvuBisXjQIsE66OIT26L8Tz6YAIbKWPikObX7G+uoY:YeXlwgeNkUgGBxXJeI/L8SWPiJYn

Score

7^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2488	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
1184	Explorer.EXE
476	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_32\Desktop.ini	services.exe
File created	\systemroot\assembly\GAC_64\Desktop.ini	services.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2192 set thread context of 2488	2192	3f0925c1fd8aaefdf93df7ba8f303f44_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	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 6 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2039016743-699959520-214465309-1000\\$7fe4d3be1f8a9b486d8a0afbdba8b849\\n."	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$7fe4d3be1f8a9b486d8a0afbdba8b849\\n."	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\clsid	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
476	services.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
Token: SeDebugPrivilege	2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
Token: SeDebugPrivilege	2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
Token: SeDebugPrivilege	476	services.exe
Token: SeBackupPrivilege	476	services.exe
Token: SeRestorePrivilege	476	services.exe
Token: SeSecurityPrivilege	476	services.exe
Token: SeTakeOwnershipPrivilege	476	services.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 1184	2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe	21
PID 2192 wrote to memory of 1184	2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe	21
PID 2192 wrote to memory of 476	2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe	6
PID 2192 wrote to memory of 2488	2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe	30
PID 2192 wrote to memory of 2488	2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe	30
PID 2192 wrote to memory of 2488	2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe	30
PID 2192 wrote to memory of 2488	2192	3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe	30
PID 2192 wrote to memory of 2488	2192	3f0925c1fd8aaefdf93df7ba8f303f44_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:476

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
PID:1184
- C:\Users\Admin\AppData\Local\Temp\3f0925c1fd8aaefdf93df7ba8f303f44_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3f0925c1fd8aaefdf93df7ba8f303f44_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:2192
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2488

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

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Downloads

C:\$Recycle.Bin\S-1-5-18\$7fe4d3be1f8a9b486d8a0afbdba8b849\@

Filesize
2KB

MD5
22842e490d628d3c6262b1417a6d48d7

SHA1
d91339f1efcd1f139315ce6e362537f0233c1bc4

SHA256
ea7f07d3d4a1f8e7fcac5feebadb963aeb5508f4c36dbbdde69965d23abb61ff

SHA512
5007c2748aeb2f15841abea0c45e412a8d61001bde5c6ef0ff993fe2a1df5dea309cdbcd5e99500a1726fdcdef4e108b5069b1c76e436bd1eea22c7d97db6c66

Download Submit
C:\$Recycle.Bin\S-1-5-21-2039016743-699959520-214465309-1000\$7fe4d3be1f8a9b486d8a0afbdba8b849\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
memory/476-23-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/476-15-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/1184-6-0x0000000002500000-0x0000000002501000-memory.dmp

Filesize
4KB

Download
memory/1184-10-0x0000000002500000-0x0000000002501000-memory.dmp

Filesize
4KB

Download
memory/2192-5-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2192-0-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2192-4-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2192-2-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2192-3-0x0000000000428000-0x000000000042F000-memory.dmp

Filesize
28KB

Download
memory/2192-21-0x0000000000428000-0x000000000042F000-memory.dmp

Filesize
28KB

Download
memory/2192-22-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2192-1-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download

Analysis

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