meduza | ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82

Analysis

max time kernel
130s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 02:04

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General

Target

ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82.exe
Size

157KB
MD5

5790d1417f8f00bd7ec6fb7011c79d9c
SHA1

36076ed9457c45d94e664ea291eb01e5c70d084b
SHA256

ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82
SHA512

b19195510624ad16a4730282c97b68d05e4890a33d91f86f24eaf921e23e7786649e4e31aaaec2d9d6c7bb3695c615851d7aed3e53b13083e03acbc8d0543ef0
SSDEEP

3072:XahKyd2n31D5GWp1icKAArDZz4N9GhbkrNEk1eT:XahOfp0yN90QEB

Score

10^/10

meduza zgrat collection persistence rat stealer

Malware Config

Extracted

Family

meduza

109.107.181.83

Signatures

Detect ZGRat V1 35 IoCs

resource	yara_rule
behavioral1/memory/1228-10-0x000002069A310000-0x000002069A586000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-11-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-12-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-14-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-16-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-18-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-20-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-22-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-24-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-26-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-28-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-30-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-32-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-34-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-36-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-38-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-40-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-42-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-44-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-46-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-48-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-50-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-52-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-54-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-56-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-58-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-60-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-62-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-64-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-66-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-68-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-70-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-72-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1228-74-0x000002069A310000-0x000002069A581000-memory.dmp	family_zgrat_v1
behavioral1/memory/1648-4929-0x0000000006BC0000-0x0000000006E76000-memory.dmp	family_zgrat_v1

Meduza
Meduza is a crypto wallet and info stealer written in C++.
stealer meduza

Meduza Stealer payload 2 IoCs

resource	yara_rule
behavioral1/memory/1220-4903-0x0000000140000000-0x00000001400DA000-memory.dmp	family_meduza
behavioral1/memory/1220-5742-0x0000000140000000-0x00000001400DA000-memory.dmp	family_meduza

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

Detects executables packed with SmartAssembly 6 IoCs

resource	yara_rule
behavioral1/files/0x000700000002326f-6.dat	INDICATOR_EXE_Packed_SmartAssembly
behavioral1/memory/1228-7-0x00000206FF690000-0x00000206FF696000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly
behavioral1/memory/1228-9-0x000002069A200000-0x000002069A210000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly
behavioral1/memory/1228-2887-0x000002069A200000-0x000002069A210000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly
behavioral1/files/0x0008000000023412-4905.dat	INDICATOR_EXE_Packed_SmartAssembly
behavioral1/memory/1648-4920-0x00000000008E0000-0x00000000008E8000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Executes dropped EXE 2 IoCs

pid	Process
1228	responsibilitylead.exe
1648	responsiibilitylead.exe

Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
47	api.ipify.org
48	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1228 set thread context of 1220	1228	responsibilitylead.exe	94

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1220	InstallUtil.exe
1220	InstallUtil.exe
3520	powershell.exe
3520	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1228	responsibilitylead.exe
Token: SeDebugPrivilege	1228	responsibilitylead.exe
Token: SeDebugPrivilege	3520	powershell.exe
Token: SeDebugPrivilege	1648	responsiibilitylead.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 1228	2728	ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82.exe	85
PID 2728 wrote to memory of 1228	2728	ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82.exe	85
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 1220	1228	responsibilitylead.exe	94
PID 1228 wrote to memory of 3520	1228	responsibilitylead.exe	95
PID 1228 wrote to memory of 3520	1228	responsibilitylead.exe	95
PID 2728 wrote to memory of 1648	2728	ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82.exe	96
PID 2728 wrote to memory of 1648	2728	ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82.exe	96
PID 2728 wrote to memory of 1648	2728	ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82.exe	96

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82.exe
"C:\Users\Admin\AppData\Local\Temp\ad07503bc046f5b3d65eb61646fa826bc39560916c6e1ef2c3437b6465b30a82.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsibilitylead.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsibilitylead.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1228
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_office_path
    - outlook_win_path
    PID:1220
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell" Start-Sleep -Seconds 5; Remove-Item -Path 'C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsibilitylead.exe' -Force
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3520
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsiibilitylead.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsiibilitylead.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsibilitylead.exe

Filesize
6KB

MD5
f7930c4859ccd34bd2b80a9995f49926

SHA1
8b5b95fb51619e20246f90d60f2137da7654fc5e

SHA256
163969ebee8180e125eb00c02307adda1eb31174ba6f7e011b7b4b3441d8950a

SHA512
8f5a440541b227083f3d2a3a251758bf699a290db3c066ae3209d4c2df5e1e933b9c24cd4c0da0a7f3cb6ca0ce025acf22f65cc06ee1e306ecb9b1318a223a43

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsiibilitylead.exe

Filesize
6KB

MD5
a0c8b99e0780c3e8f8319f5ec3abf9f4

SHA1
561a59a4d6af134797b2e2907590efee9e519ca3

SHA256
4588ad64c432d7a20ba41949327be873c25f7eaa0cbba71b3435463739510035

SHA512
30bd51b731ab989188ae3597f37ba74d56d78287afcb2c2243f657a131618ba6e83d34b82253b6d42efab7a01da0397fb496478628393b4cffca4c907d39f961

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pprk2iki.hka.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1220-4903-0x0000000140000000-0x00000001400DA000-memory.dmp

Filesize
872KB

Download
memory/1220-5742-0x0000000140000000-0x00000001400DA000-memory.dmp

Filesize
872KB

Download
memory/1228-58-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-64-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-10-0x000002069A310000-0x000002069A586000-memory.dmp

Filesize
2.5MB

Download
memory/1228-11-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-62-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-14-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-16-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-18-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-20-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-22-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-24-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-26-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-28-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-30-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-32-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-34-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-36-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-38-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-40-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-42-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-44-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-46-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-48-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-50-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-52-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-54-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-56-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-8-0x00007FFF7EEC0000-0x00007FFF7F981000-memory.dmp

Filesize
10.8MB

Download
memory/1228-60-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-12-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-9-0x000002069A200000-0x000002069A210000-memory.dmp

Filesize
64KB

Download
memory/1228-66-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-68-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-70-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-72-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-74-0x000002069A310000-0x000002069A581000-memory.dmp

Filesize
2.4MB

Download
memory/1228-2272-0x00007FFF7EEC0000-0x00007FFF7F981000-memory.dmp

Filesize
10.8MB

Download
memory/1228-2887-0x000002069A200000-0x000002069A210000-memory.dmp

Filesize
64KB

Download
memory/1228-4893-0x0000020681840000-0x0000020681841000-memory.dmp

Filesize
4KB

Download
memory/1228-4894-0x000002069B6B0000-0x000002069B762000-memory.dmp

Filesize
712KB

Download
memory/1228-4895-0x000002069B760000-0x000002069B7AC000-memory.dmp

Filesize
304KB

Download
memory/1228-4897-0x000002069B9B0000-0x000002069BA04000-memory.dmp

Filesize
336KB

Download
memory/1228-4902-0x00007FFF7EEC0000-0x00007FFF7F981000-memory.dmp

Filesize
10.8MB

Download
memory/1228-7-0x00000206FF690000-0x00000206FF696000-memory.dmp

Filesize
24KB

Download
memory/1648-4929-0x0000000006BC0000-0x0000000006E76000-memory.dmp

Filesize
2.7MB

Download
memory/1648-4920-0x00000000008E0000-0x00000000008E8000-memory.dmp

Filesize
32KB

Download
memory/1648-4922-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/1648-9820-0x0000000006040000-0x00000000060A6000-memory.dmp

Filesize
408KB

Download
memory/1648-4921-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/1648-4931-0x0000000005B30000-0x0000000005BC2000-memory.dmp

Filesize
584KB

Download
memory/1648-9819-0x0000000005F50000-0x0000000006044000-memory.dmp

Filesize
976KB

Download
memory/1648-9818-0x0000000005C50000-0x0000000005C51000-memory.dmp

Filesize
4KB

Download
memory/1648-4930-0x0000000007430000-0x00000000079D4000-memory.dmp

Filesize
5.6MB

Download
memory/1648-7656-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/1648-7356-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3520-4907-0x00007FFF7EEC0000-0x00007FFF7F981000-memory.dmp

Filesize
10.8MB

Download
memory/3520-4913-0x000002B27AFC0000-0x000002B27AFD0000-memory.dmp

Filesize
64KB

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memory/3520-5156-0x00007FFF7EEC0000-0x00007FFF7F981000-memory.dmp

Filesize
10.8MB

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memory/3520-4915-0x000002B27AFC0000-0x000002B27AFD0000-memory.dmp

Filesize
64KB

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memory/3520-4914-0x000002B27AF90000-0x000002B27AFB2000-memory.dmp

Filesize
136KB

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