zgrat | 7b98c1a55e4da595629c9d2f0b507a06fb0b576356d5621603040913b2e8a197

General

Target

132ef1a933f9d26fb0bb46b0a970dbfe05ad8fe0859ece8eb973b5584a580cc3.exe
Size

2.6MB
MD5

71f0e2645d9051c3a8f5cf2dbce9d074
SHA1

a303632965f9fdc3b7cb4c532831c0b38f24df90
SHA256

132ef1a933f9d26fb0bb46b0a970dbfe05ad8fe0859ece8eb973b5584a580cc3
SHA512

14625c8fe238a41c0a45579731a15a705f153681a0f4e212b8315e3f5643542c57e17f82c247552b21417aa92dce36fd40fbcaaf85b4fb462182c2814f4f8077
SSDEEP

49152:Til/s9YkCKuT/s9YEQtQRTMYIMi7ztf33cSywWyFoEgn9u:OVsGkClzsG1tQRjdih8rwc

Score

10^/10

Malware Config

Signatures

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral2/memory/3848-1-0x000002AAB59E0000-0x000002AAB5C7A000-memory.dmp	family_zgrat_v1

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

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral2/memory/3848-1-0x000002AAB59E0000-0x000002AAB5C7A000-memory.dmp	net_reactor

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

Looks up external IP address via web service 4 IoCs

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

flow	ioc
60	api.ipify.org
61	api.ipify.org
65	icanhazip.com
67	ip-api.com

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Cash.img"	132ef1a933f9d26fb0bb46b0a970dbfe05ad8fe0859ece8eb973b5584a580cc3.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3848	132ef1a933f9d26fb0bb46b0a970dbfe05ad8fe0859ece8eb973b5584a580cc3.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3848 wrote to memory of 1740	3848	132ef1a933f9d26fb0bb46b0a970dbfe05ad8fe0859ece8eb973b5584a580cc3.exe	101
PID 3848 wrote to memory of 1740	3848	132ef1a933f9d26fb0bb46b0a970dbfe05ad8fe0859ece8eb973b5584a580cc3.exe	101

C:\Users\Admin\AppData\Local\Temp\132ef1a933f9d26fb0bb46b0a970dbfe05ad8fe0859ece8eb973b5584a580cc3.exe
"C:\Users\Admin\AppData\Local\Temp\132ef1a933f9d26fb0bb46b0a970dbfe05ad8fe0859ece8eb973b5584a580cc3.exe"
1⤵
- Sets desktop wallpaper using registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3848
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\Desktop\Cash Ransomware.html
  2⤵
  PID:1740

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=1036 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:1860

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=18 --mojo-platform-channel-handle=5256 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:1
1⤵
PID:756

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=19 --mojo-platform-channel-handle=5492 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:1
1⤵
PID:4508

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=4272 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:3780

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=21 --mojo-platform-channel-handle=5464 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:1
1⤵
PID:2252

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --no-appcompat-clear --mojo-platform-channel-handle=5984 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:2296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Defacement

1

T1491

Replay Monitor

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Downloads

memory/3848-0-0x00007FFDB9F93000-0x00007FFDB9F95000-memory.dmp

Filesize
8KB

Download
memory/3848-1-0x000002AAB59E0000-0x000002AAB5C7A000-memory.dmp

Filesize
2.6MB

Download
memory/3848-2-0x00007FFDB9F93000-0x00007FFDB9F95000-memory.dmp

Filesize
8KB

Download
memory/3848-3-0x00007FFDB9F90000-0x00007FFDBAA51000-memory.dmp

Filesize
10.8MB

Download
memory/3848-4-0x00007FFDB9F90000-0x00007FFDBAA51000-memory.dmp

Filesize
10.8MB

Download
memory/3848-10-0x00007FFDB9F90000-0x00007FFDBAA51000-memory.dmp

Filesize
10.8MB

Download
memory/3848-11-0x00007FFDB9F90000-0x00007FFDBAA51000-memory.dmp

Filesize
10.8MB

Download
memory/3848-12-0x000002AAD5C90000-0x000002AAD5E52000-memory.dmp

Filesize
1.8MB

Download
memory/3848-13-0x000002AAD6390000-0x000002AAD68B8000-memory.dmp

Filesize
5.2MB

Download
memory/3848-17-0x00007FFDB9F90000-0x00007FFDBAA51000-memory.dmp

Filesize
10.8MB

Download
memory/3848-18-0x00007FFDB9F90000-0x00007FFDBAA51000-memory.dmp

Filesize
10.8MB

Download
memory/3848-19-0x00007FFDB9F90000-0x00007FFDBAA51000-memory.dmp

Filesize
10.8MB

Download

Analysis

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