meduza | 39409db2a70039e2cc325529debbb9179981287e4e9a259c1ff3b45c1ca9e0f4

Analysis

max time kernel
151s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08-04-2024 16:03

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General

Target

6d704657924328cb2dd07aef0bdb8777.exe
Size

14.5MB
MD5

6d704657924328cb2dd07aef0bdb8777
SHA1

b61098798c23791490e459899b3e52948e85b857
SHA256

39409db2a70039e2cc325529debbb9179981287e4e9a259c1ff3b45c1ca9e0f4
SHA512

4eb13f851f99a9105ff8386ea0c74b056a10b111c9393ebe4a93ac92c9fa16a24a641e954951b8cbf54d7bf9af2deee605e845b2d954584019eeba95d2b6d407
SSDEEP

393216:DnZ4GTlYjEYCz35SfXCJdzbSJpnYrkVy/+YrzT43DG9UlpC:d4GyjJaJB/U9MkV8Dn43D0UlpC

Score

10^/10

meduza purelogstealer 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/992-11-0x00000148A1940000-0x00000148A1BB6000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-12-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-13-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-15-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-17-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-19-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-21-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-23-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-25-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-27-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-29-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-31-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-33-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-35-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-37-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-39-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-41-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-43-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-45-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-47-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-49-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-51-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-53-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-55-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-57-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-59-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-61-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-63-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-65-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-67-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-69-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-71-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-73-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/992-75-0x00000148A1940000-0x00000148A1BB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/560-4918-0x0000000007EB0000-0x0000000008168000-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/2908-4903-0x0000000140000000-0x00000001400DA000-memory.dmp	family_meduza
behavioral1/memory/2908-5294-0x0000000140000000-0x00000001400DA000-memory.dmp	family_meduza

PureLog Stealer
PureLog Stealer is an infostealer written in C#.
stealer purelogstealer

PureLog Stealer payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000700000002331f-5.dat	family_purelog_stealer
behavioral1/memory/992-7-0x0000014886B20000-0x00000148871B6000-memory.dmp	family_purelog_stealer

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

Executes dropped EXE 2 IoCs

pid	Process
992	responsibilitylead.exe
560	responsiibilitylead.exe

Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\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\\\""	6d704657924328cb2dd07aef0bdb8777.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
50	api.ipify.org
51	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 992 set thread context of 2908	992	responsibilitylead.exe	105

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe
2908	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	992	responsibilitylead.exe
Token: SeDebugPrivilege	992	responsibilitylead.exe
Token: SeDebugPrivilege	560	responsiibilitylead.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 992	4532	6d704657924328cb2dd07aef0bdb8777.exe	93
PID 4532 wrote to memory of 992	4532	6d704657924328cb2dd07aef0bdb8777.exe	93
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 992 wrote to memory of 2908	992	responsibilitylead.exe	105
PID 4532 wrote to memory of 560	4532	6d704657924328cb2dd07aef0bdb8777.exe	106
PID 4532 wrote to memory of 560	4532	6d704657924328cb2dd07aef0bdb8777.exe	106
PID 4532 wrote to memory of 560	4532	6d704657924328cb2dd07aef0bdb8777.exe	106

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\6d704657924328cb2dd07aef0bdb8777.exe
"C:\Users\Admin\AppData\Local\Temp\6d704657924328cb2dd07aef0bdb8777.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4532
- 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:992
- - 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:2908
- 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:560

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4056 --field-trial-handle=2496,i,15897292497548307209,13920214570023230813,262144 --variations-seed-version /prefetch:8
1⤵
PID:4012

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
6.6MB

MD5
e43b76667963ad1cdf1f1603a1a67b79

SHA1
a091aad8999eb8c9b833091044b6d7a0a89e4a4e

SHA256
cf3102636a070178cf575bc0e870fda7aa32d94dd6000d46de7205d064b0bd40

SHA512
d14c1e47759b176bff29bd2b50ff6abec4714cebc94b3408cb0ee4cecafa290212aac9ca3a5849a1bc4efbea50b9a50fe5d59d465b3245ebca34457a57a1abf1

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

Filesize
7.9MB

MD5
767fd4c24f2997c227aa977a453aeb34

SHA1
26b581bb0e595d5ef03408f07a2499eb8f500f9e

SHA256
c5e5f095446ed812431560727d42dc89fbca1a4bf776fef36f44be0825e577c8

SHA512
1a5eb0d4e1fba3454e8a8396f54acd64f416b137cfdcc9ce6057b680157940b1e53d2088a8fda91e2ce310bd31c6b52bf036649583578750222ccbe32618339f

Download Submit
memory/560-4908-0x00000000005E0000-0x0000000000DD0000-memory.dmp

Filesize
7.9MB

Download
memory/560-4915-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/560-4916-0x00000000056F0000-0x0000000005700000-memory.dmp

Filesize
64KB

Download
memory/560-4917-0x0000000005800000-0x0000000005AB8000-memory.dmp

Filesize
2.7MB

Download
memory/560-6319-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/560-4920-0x0000000008210000-0x00000000082A2000-memory.dmp

Filesize
584KB

Download
memory/560-4919-0x0000000008720000-0x0000000008CC4000-memory.dmp

Filesize
5.6MB

Download
memory/560-4918-0x0000000007EB0000-0x0000000008168000-memory.dmp

Filesize
2.7MB

Download
memory/992-45-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-55-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-13-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-15-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-17-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-19-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-21-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-23-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-25-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-27-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-29-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-31-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-33-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-35-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-37-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-39-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-41-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-43-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-11-0x00000148A1940000-0x00000148A1BB6000-memory.dmp

Filesize
2.5MB

Download
memory/992-47-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-49-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-51-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-53-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-12-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-57-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-59-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-61-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-63-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-65-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-67-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-69-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-71-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-73-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-75-0x00000148A1940000-0x00000148A1BB0000-memory.dmp

Filesize
2.4MB

Download
memory/992-1709-0x00007FFF70A60000-0x00007FFF71521000-memory.dmp

Filesize
10.8MB

Download
memory/992-2152-0x0000014888FA0000-0x0000014888FB0000-memory.dmp

Filesize
64KB

Download
memory/992-4894-0x0000014888E30000-0x0000014888E31000-memory.dmp

Filesize
4KB

Download
memory/992-10-0x00000148A16C0000-0x00000148A1934000-memory.dmp

Filesize
2.5MB

Download
memory/992-9-0x0000014888FA0000-0x0000014888FB0000-memory.dmp

Filesize
64KB

Download
memory/992-8-0x00007FFF70A60000-0x00007FFF71521000-memory.dmp

Filesize
10.8MB

Download
memory/992-4895-0x0000014888EF0000-0x0000014888FA2000-memory.dmp

Filesize
712KB

Download
memory/992-4896-0x00000148A1CB0000-0x00000148A1CFC000-memory.dmp

Filesize
304KB

Download
memory/992-4898-0x00000148A1F00000-0x00000148A1F54000-memory.dmp

Filesize
336KB

Download
memory/992-4904-0x00007FFF70A60000-0x00007FFF71521000-memory.dmp

Filesize
10.8MB

Download
memory/992-7-0x0000014886B20000-0x00000148871B6000-memory.dmp

Filesize
6.6MB

Download
memory/2908-5294-0x0000000140000000-0x00000001400DA000-memory.dmp

Filesize
872KB

Download
memory/2908-4903-0x0000000140000000-0x00000001400DA000-memory.dmp

Filesize
872KB

Download