metasploit | ce5846f5d2f24fc11ba5e5945d943355bfe25607e0e2f57d7a15a867b44ea500

General

Target

f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe
Size

579KB
MD5

f586546746324fa08547a9a5f5732cc1
SHA1

90e13b0bae0cd8e49c3ad9a265e6d84700556550
SHA256

ce5846f5d2f24fc11ba5e5945d943355bfe25607e0e2f57d7a15a867b44ea500
SHA512

1d2a93818ffa201abcc3a113d8b1c231657c471cf73c0cf207cf0952e007fae870e10fa608c07d99843cd60440db6cf17cb90947212ff59a49899f04efe7bae4
SSDEEP

12288:A8tQ+kjqFVZA6zxtSFOjQnTPi069REv26wX95BXSgCa0E/POePp:A81kjqFkmxtSFOjQTa069REv26wX9DX5

Score

10^/10

metasploit backdoor evasion trojan

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit
Drops file in Drivers directory 1 IoCs

Processes:

wmisync.exe

description ioc process

File created C:\Windows\SysWOW64\drivers\sysdrv32.sys wmisync.exe
Deletes itself 1 IoCs

Processes:

wmisync.exe

pid process

2124 wmisync.exe
Executes dropped EXE 1 IoCs

Processes:

wmisync.exe

pid process

2124 wmisync.exe

description	ioc	process
File created	C:\Windows\SysWOW64\drivers\sysdrv32.sys	wmisync.exe

pid	process
2124	wmisync.exe

pid	process
2124	wmisync.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Wine	f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

Processes:

wmisync.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	wmisync.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exewmisync.exe

pid process

3016 f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe
2124 wmisync.exe

pid	process
3016	f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe
2124	wmisync.exe

Drops file in Windows directory 2 IoCs

Processes:

f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe

description	ioc	process
File created	C:\Windows\system\wmisync.exe	f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe
File opened for modification	C:\Windows\system\wmisync.exe	f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe

Modifies data under HKEY_USERS 6 IoCs

Processes:

wmisync.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	wmisync.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	wmisync.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	wmisync.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	wmisync.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	wmisync.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	wmisync.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exewmisync.exe

pid process

3016 f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe
2124 wmisync.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

468
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

wmisync.exe

description pid process

Token: SeDebugPrivilege 2124 wmisync.exe

pid	process
3016	f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe
2124	wmisync.exe

pid	process
468

description	pid	process
Token: SeDebugPrivilege	2124	wmisync.exe

C:\Users\Admin\AppData\Local\Temp\f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f586546746324fa08547a9a5f5732cc1_JaffaCakes118.exe"
1⤵
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:3016

C:\Windows\system\wmisync.exe
"C:\Windows\system\wmisync.exe"
1⤵
- Drops file in Drivers directory
- Deletes itself
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\system\wmisync.exe
Filesize
579KB

MD5
f586546746324fa08547a9a5f5732cc1

SHA1
90e13b0bae0cd8e49c3ad9a265e6d84700556550

SHA256
ce5846f5d2f24fc11ba5e5945d943355bfe25607e0e2f57d7a15a867b44ea500

SHA512
1d2a93818ffa201abcc3a113d8b1c231657c471cf73c0cf207cf0952e007fae870e10fa608c07d99843cd60440db6cf17cb90947212ff59a49899f04efe7bae4

Download Submit
memory/2124-23-0x0000000003FA0000-0x0000000003FA1000-memory.dmp

Filesize
4KB

Download
memory/2124-39-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-44-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-43-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-42-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-41-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-21-0x0000000004000000-0x0000000004001000-memory.dmp

Filesize
4KB

Download
memory/2124-40-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-38-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-12-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-13-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-37-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-16-0x0000000004010000-0x0000000004011000-memory.dmp

Filesize
4KB

Download
memory/2124-14-0x0000000003FB0000-0x0000000003FB2000-memory.dmp

Filesize
8KB

Download
memory/2124-17-0x0000000003F40000-0x0000000003F41000-memory.dmp

Filesize
4KB

Download
memory/2124-18-0x0000000003FE0000-0x0000000003FE1000-memory.dmp

Filesize
4KB

Download
memory/2124-19-0x0000000003FD0000-0x0000000003FD1000-memory.dmp

Filesize
4KB

Download
memory/2124-24-0x0000000003FF0000-0x0000000003FF1000-memory.dmp

Filesize
4KB

Download
memory/2124-36-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-35-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-20-0x0000000003FC0000-0x0000000003FC1000-memory.dmp

Filesize
4KB

Download
memory/2124-25-0x0000000003F90000-0x0000000003F91000-memory.dmp

Filesize
4KB

Download
memory/2124-26-0x0000000003F80000-0x0000000003F81000-memory.dmp

Filesize
4KB

Download
memory/2124-28-0x0000000003F30000-0x0000000003F31000-memory.dmp

Filesize
4KB

Download
memory/2124-29-0x0000000003F60000-0x0000000003F61000-memory.dmp

Filesize
4KB

Download
memory/2124-30-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-31-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-32-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-33-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/2124-34-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/3016-2-0x0000000003FF0000-0x0000000003FF2000-memory.dmp

Filesize
8KB

Download
memory/3016-9-0x0000000004040000-0x0000000004041000-memory.dmp

Filesize
4KB

Download
memory/3016-15-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/3016-1-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/3016-0-0x0000000000400000-0x00000000005AC000-memory.dmp

Filesize
1.7MB

Download
memory/3016-10-0x0000000004000000-0x0000000004001000-memory.dmp

Filesize
4KB

Download
memory/3016-3-0x0000000004050000-0x0000000004051000-memory.dmp

Filesize
4KB

Download
memory/3016-4-0x0000000003F80000-0x0000000003F81000-memory.dmp

Filesize
4KB

Download
memory/3016-6-0x0000000004020000-0x0000000004021000-memory.dmp

Filesize
4KB

Download
memory/3016-5-0x0000000004010000-0x0000000004011000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads