zgrat | d472f4cd0fdab699e6a67a73262682dbf864ed2fb34aeaadeedfe771f4c92b94

General

Target

Mm2 Duplicator.exe
Size

66.5MB
MD5

de4239701e2752924f4cd708058e1270
SHA1

cc22264e5e8b44baee16dc557fac85ccd05d420f
SHA256

9db39c31fee60756e0b08ad1576b699350173eb2476d0c0e06e77e7b02931491
SHA512

67d3b8b6182b73a8e4aa393feaa50c577e1d82b0df4609f00317bfc331784a35a0a30234e80b6924af520c4a402adac9abaa2836c70c9d6c8bb1e7d6c9180f5a
SSDEEP

393216:3HlGwix6bVYeCovVXbiAi95SLc59c25vBFkIeG:3HlTixeYstEH59VfuIeG

Score

10^/10

zgrat discovery execution rat spyware stealer

Malware Config

Signatures

Detect ZGRat V1 2 IoCs

resource	yara_rule
behavioral1/files/0x000a00000001ab66-54.dat	family_zgrat_v1
behavioral1/memory/3392-57-0x00000000007C0000-0x000000000081A000-memory.dmp	family_zgrat_v1

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4076	powershell.exe
4076	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
3392	support1.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4076	powershell.exe
4076	powershell.exe
4076	powershell.exe
3392	support1.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

description	pid	Process
Token: SeDebugPrivilege	4076	powershell.exe
Token: SeIncreaseQuotaPrivilege	4076	powershell.exe
Token: SeSecurityPrivilege	4076	powershell.exe
Token: SeTakeOwnershipPrivilege	4076	powershell.exe
Token: SeLoadDriverPrivilege	4076	powershell.exe
Token: SeSystemProfilePrivilege	4076	powershell.exe
Token: SeSystemtimePrivilege	4076	powershell.exe
Token: SeProfSingleProcessPrivilege	4076	powershell.exe
Token: SeIncBasePriorityPrivilege	4076	powershell.exe
Token: SeCreatePagefilePrivilege	4076	powershell.exe
Token: SeBackupPrivilege	4076	powershell.exe
Token: SeRestorePrivilege	4076	powershell.exe
Token: SeShutdownPrivilege	4076	powershell.exe
Token: SeDebugPrivilege	4076	powershell.exe
Token: SeSystemEnvironmentPrivilege	4076	powershell.exe
Token: SeRemoteShutdownPrivilege	4076	powershell.exe
Token: SeUndockPrivilege	4076	powershell.exe
Token: SeManageVolumePrivilege	4076	powershell.exe
Token: 33	4076	powershell.exe
Token: 34	4076	powershell.exe
Token: 35	4076	powershell.exe
Token: 36	4076	powershell.exe
Token: SeDebugPrivilege	3392	support1.exe
Token: SeBackupPrivilege	3392	support1.exe
Token: SeSecurityPrivilege	3392	support1.exe
Token: SeSecurityPrivilege	3392	support1.exe
Token: SeSecurityPrivilege	3392	support1.exe
Token: SeSecurityPrivilege	3392	support1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 60 wrote to memory of 4076	60	Mm2 Duplicator.exe	74
PID 60 wrote to memory of 4076	60	Mm2 Duplicator.exe	74
PID 60 wrote to memory of 3392	60	Mm2 Duplicator.exe	77
PID 60 wrote to memory of 3392	60	Mm2 Duplicator.exe	77

C:\Users\Admin\AppData\Local\Temp\Mm2 Duplicator.exe
"C:\Users\Admin\AppData\Local\Temp\Mm2 Duplicator.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:60
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -WindowStyle hidden -Command "Add-MpPreference -ExclusionPath \"C:\Users\Admin\AppData\Roaming\""
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4076
- C:\Users\Admin\AppData\Roaming\support1.exe
  C:\Users\Admin\AppData\Roaming\support1.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uuapweb1.f3q.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
C:\Users\Admin\AppData\Roaming\support1.exe

Filesize
337KB

MD5
fd17203a07622e1f2c47b7ee8f69a408

SHA1
cb62caca556d164a83a6cc5173bdb5c66a4573b4

SHA256
784ceb21fb9ec436d79f9c5b3a6f1626ffe75f159e6ece025f8c8cc2045dec54

SHA512
8a9c95de740827c726daf4c1e696e1dce4c2134405f6201aa76af3162f7c28c7ecad4173dc499e877c1f9bd868fe7fc445553088c298c57964fd30d439ea203f

Download Submit
memory/3392-58-0x000000001E460000-0x000000001E56A000-memory.dmp

Filesize
1.0MB

Download
memory/3392-63-0x0000000020110000-0x0000000020636000-memory.dmp

Filesize
5.1MB

Download
memory/3392-62-0x000000001F810000-0x000000001F9D2000-memory.dmp

Filesize
1.8MB

Download
memory/3392-61-0x000000001C4C0000-0x000000001C4DE000-memory.dmp

Filesize
120KB

Download
memory/3392-60-0x000000001E350000-0x000000001E38E000-memory.dmp

Filesize
248KB

Download
memory/3392-59-0x000000001C4A0000-0x000000001C4B2000-memory.dmp

Filesize
72KB

Download
memory/3392-57-0x00000000007C0000-0x000000000081A000-memory.dmp

Filesize
360KB

Download
memory/4076-11-0x00007FFE2ED90000-0x00007FFE2F77C000-memory.dmp

Filesize
9.9MB

Download
memory/4076-50-0x00007FFE2ED90000-0x00007FFE2F77C000-memory.dmp

Filesize
9.9MB

Download
memory/4076-12-0x00000165DB620000-0x00000165DB696000-memory.dmp

Filesize
472KB

Download
memory/4076-2-0x00007FFE2ED93000-0x00007FFE2ED94000-memory.dmp

Filesize
4KB

Download
memory/4076-8-0x00007FFE2ED90000-0x00007FFE2F77C000-memory.dmp

Filesize
9.9MB

Download
memory/4076-5-0x00000165DB470000-0x00000165DB492000-memory.dmp

Filesize
136KB

Download

Analysis

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