zgrat | a1eccc8de0be213f1027b291b8161bd9735906ca17c7835b2dba2f6a3cd40b44

General

Target

file.exe
Size

5.5MB
MD5

a4605dee5e0886edb6ca82bfa5e9778b
SHA1

f9ab8df29e7821be78df8c63d18c45221dba758e
SHA256

a1eccc8de0be213f1027b291b8161bd9735906ca17c7835b2dba2f6a3cd40b44
SHA512

a1673f9ef1129c7112561984483524b6db2b3aef2490219f59c6f0a60cd132493f37a11a0895c9d76b2c2f6c69a9523ca6ff6d0f4bd98c338597a886703bb2a0
SSDEEP

49152:W86Sy06W/cCFdRmF1Ge4uuOzGhKEZAVX0LdcNcw7pAJ4UcTGLgMy1LES98Q4Gc3I:jLzIz+1ISfi1F8QmadgfJAYiYY

Score

10^/10

Malware Config

Signatures

Detect ZGRat V1 2 IoCs

resource	yara_rule
behavioral2/memory/4484-1-0x0000000000BF0000-0x000000000116E000-memory.dmp	family_zgrat_v1
behavioral2/memory/8-13-0x0000000000400000-0x0000000000490000-memory.dmp	family_zgrat_v1

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

Loads dropped DLL 1 IoCs

pid	Process
4484	file.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4484 set thread context of 8	4484	file.exe	98

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1724	4484	WerFault.exe	84

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
8	MsBuild.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	8	MsBuild.exe
Token: SeBackupPrivilege	8	MsBuild.exe
Token: SeSecurityPrivilege	8	MsBuild.exe
Token: SeSecurityPrivilege	8	MsBuild.exe
Token: SeSecurityPrivilege	8	MsBuild.exe
Token: SeSecurityPrivilege	8	MsBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4484 wrote to memory of 3808	4484	file.exe	97
PID 4484 wrote to memory of 3808	4484	file.exe	97
PID 4484 wrote to memory of 3808	4484	file.exe	97
PID 4484 wrote to memory of 8	4484	file.exe	98
PID 4484 wrote to memory of 8	4484	file.exe	98
PID 4484 wrote to memory of 8	4484	file.exe	98
PID 4484 wrote to memory of 8	4484	file.exe	98
PID 4484 wrote to memory of 8	4484	file.exe	98
PID 4484 wrote to memory of 8	4484	file.exe	98
PID 4484 wrote to memory of 8	4484	file.exe	98
PID 4484 wrote to memory of 8	4484	file.exe	98

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4484
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
  2⤵
  PID:3808
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:8
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4484 -s 1012
  2⤵
  - Program crash
  PID:1724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4484 -ip 4484
1⤵
PID:4368

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Protect544cd51a.dll

Filesize
742KB

MD5
544cd51a596619b78e9b54b70088307d

SHA1
4769ddd2dbc1dc44b758964ed0bd231b85880b65

SHA256
dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd

SHA512
f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719

Download Submit
memory/8-26-0x0000000008910000-0x0000000008922000-memory.dmp

Filesize
72KB

Download
memory/8-13-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/8-20-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/8-35-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/8-22-0x0000000005930000-0x000000000593A000-memory.dmp

Filesize
40KB

Download
memory/8-33-0x000000000A7C0000-0x000000000ACEC000-memory.dmp

Filesize
5.2MB

Download
memory/8-32-0x000000000A0C0000-0x000000000A282000-memory.dmp

Filesize
1.8MB

Download
memory/8-31-0x0000000008E40000-0x0000000008E5E000-memory.dmp

Filesize
120KB

Download
memory/8-30-0x0000000009600000-0x0000000009676000-memory.dmp

Filesize
472KB

Download
memory/8-24-0x0000000008E60000-0x0000000009478000-memory.dmp

Filesize
6.1MB

Download
memory/8-29-0x0000000008C60000-0x0000000008CC6000-memory.dmp

Filesize
408KB

Download
memory/8-21-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/8-18-0x0000000005C70000-0x0000000006214000-memory.dmp

Filesize
5.6MB

Download
memory/8-19-0x00000000057A0000-0x0000000005832000-memory.dmp

Filesize
584KB

Download
memory/8-28-0x0000000008AE0000-0x0000000008B2C000-memory.dmp

Filesize
304KB

Download
memory/8-27-0x0000000008970000-0x00000000089AC000-memory.dmp

Filesize
240KB

Download
memory/8-25-0x00000000089D0000-0x0000000008ADA000-memory.dmp

Filesize
1.0MB

Download
memory/4484-14-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4484-23-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4484-17-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4484-0-0x000000007513E000-0x000000007513F000-memory.dmp

Filesize
4KB

Download
memory/4484-9-0x00000000062D0000-0x00000000062E0000-memory.dmp

Filesize
64KB

Download
memory/4484-3-0x0000000005D30000-0x0000000005EC2000-memory.dmp

Filesize
1.6MB

Download
memory/4484-16-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4484-2-0x0000000005B90000-0x0000000005C2C000-memory.dmp

Filesize
624KB

Download
memory/4484-12-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4484-11-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4484-10-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4484-1-0x0000000000BF0000-0x000000000116E000-memory.dmp

Filesize
5.5MB

Download

Analysis

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