zgrat | e3de17ce0136b0f7d4b4e70bafebad816327439fcb8fe31616e544eda740bb05

General

Target

7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
Size

706KB
MD5

7f8d95a40be2afb46b0d6607612f2385
SHA1

0c00049869559e107d0ba7fa7bdd3751742b9e35
SHA256

e3de17ce0136b0f7d4b4e70bafebad816327439fcb8fe31616e544eda740bb05
SHA512

f4afae413a48f62111ace8613233ced562460ce5cfe5f91a7ee471ca5f2410e6aa9325ace9fb44b02c7ece5bc33231df07f6de3823698bc345d93813f21f8d1c
SSDEEP

12288:GLrU1emH5/VWAtDlJ9K1ecu5mjzCi6cZsrMOWg37uL5WDSCYgnxlNyIRm9v:GLgcQ1zJR5mjuqsRWg3aL5kSCYwZRm

Score

10^/10

zgrat collection rat

Malware Config

Signatures

Detect ZGRat V2 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2860-4-0x00000000081E0000-0x0000000008224000-memory.dmp	family_zgrat_v2

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 checkip.dyndns.org
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe

pid process

2860 7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe

description pid process target process

PID 2860 set thread context of 2436 2860 7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe InstallUtil.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 2860 set thread context of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exeInstallUtil.exe

pid	process
2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
2436	InstallUtil.exe
2436	InstallUtil.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe

pid process

2860 7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 2860 7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
Token: SeDebugPrivilege 2436 InstallUtil.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

InstallUtil.exe

pid process

2436 InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
Token: SeDebugPrivilege	2436	InstallUtil.exe

pid	process
2436	InstallUtil.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe

description	pid	process	target process
PID 2860 wrote to memory of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe
PID 2860 wrote to memory of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe
PID 2860 wrote to memory of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe
PID 2860 wrote to memory of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe
PID 2860 wrote to memory of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe
PID 2860 wrote to memory of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe
PID 2860 wrote to memory of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe
PID 2860 wrote to memory of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe
PID 2860 wrote to memory of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe
PID 2860 wrote to memory of 2436	2860	7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7f8d95a40be2afb46b0d6607612f2385_JaffaCakes118.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2860

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2436

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2436-14-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2436-9-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download
memory/2436-13-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2436-18-0x0000000000460000-0x000000000046A000-memory.dmp

Filesize
40KB

Download
memory/2436-11-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2436-16-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2436-15-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2436-10-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2860-6-0x000000007405E000-0x000000007405F000-memory.dmp

Filesize
4KB

Download
memory/2860-4-0x00000000081E0000-0x0000000008224000-memory.dmp

Filesize
272KB

Download
memory/2860-8-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2860-2-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2860-0-0x000000007405E000-0x000000007405F000-memory.dmp

Filesize
4KB

Download
memory/2860-7-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2860-1-0x0000000000D90000-0x0000000000E46000-memory.dmp

Filesize
728KB

Download
memory/2860-17-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2860-3-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads