Analysis
-
max time kernel
45s -
max time network
111s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
19-09-2022 05:20
Static task
static1
Behavioral task
behavioral1
Sample
d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe
Resource
win10v2004-20220812-en
General
-
Target
d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe
-
Size
1.3MB
-
MD5
207f10035023a63e6fef9cb158c47a89
-
SHA1
790e2c116f13c5df65dfcba55a0df3319ea20f3b
-
SHA256
d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382
-
SHA512
2a16a9d1de53f19ef24e574195d48039a54b88a2a936f17daf802676ee6418f17a54b095d9899070e0f086bfbd2f81646b89f8e416d04e82d7f7ff8d92888171
-
SSDEEP
24576:0L/on4V2isII7sM88xkE8lV4SRyKbn6WQhDWuNlHXvV:oo4lPksM8OO4RKn6hnT
Malware Config
Signatures
-
Executes dropped EXE 2 IoCs
pid Process 2044 UNDC2E~1.EXE 932 WR_37_~1.EXE -
Loads dropped DLL 6 IoCs
pid Process 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 2044 UNDC2E~1.EXE 2044 UNDC2E~1.EXE 2044 UNDC2E~1.EXE 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 932 WR_37_~1.EXE -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main WR_37_~1.EXE -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeRestorePrivilege 2044 UNDC2E~1.EXE Token: SeBackupPrivilege 2044 UNDC2E~1.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2044 UNDC2E~1.EXE 932 WR_37_~1.EXE 932 WR_37_~1.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1344 wrote to memory of 2044 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 27 PID 1344 wrote to memory of 2044 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 27 PID 1344 wrote to memory of 2044 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 27 PID 1344 wrote to memory of 2044 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 27 PID 1344 wrote to memory of 2044 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 27 PID 1344 wrote to memory of 2044 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 27 PID 1344 wrote to memory of 2044 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 27 PID 1344 wrote to memory of 932 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 30 PID 1344 wrote to memory of 932 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 30 PID 1344 wrote to memory of 932 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 30 PID 1344 wrote to memory of 932 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 30 PID 1344 wrote to memory of 932 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 30 PID 1344 wrote to memory of 932 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 30 PID 1344 wrote to memory of 932 1344 d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe"C:\Users\Admin\AppData\Local\Temp\d4626a4b40191b8c523d9194bebea80da5266861dc37c7877da67ef9d9aa0382.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1344 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\UNDC2E~1.EXEC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\UNDC2E~1.EXE2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2044
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\WR_37_~1.EXEC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\WR_37_~1.EXE2⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:932
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
20KB
MD56f361f69a986193d007ba75d47a7d3fc
SHA19646f1a60bbf3bc6546cbb9a2605d407d6608dd9
SHA256682456975ed5b1fe08bbed8373afd4825114cd33e1447e0af14bd4ca8ddd95f2
SHA51290f0b52caedc4622668f47de812aa10a12160dc4ee4d5bc65e051c3cabf10f65ba29f59570857b0ce94097a0f6f5707b2fb628f5a846991be8fd997afb502dad
-
Filesize
20KB
MD56f361f69a986193d007ba75d47a7d3fc
SHA19646f1a60bbf3bc6546cbb9a2605d407d6608dd9
SHA256682456975ed5b1fe08bbed8373afd4825114cd33e1447e0af14bd4ca8ddd95f2
SHA51290f0b52caedc4622668f47de812aa10a12160dc4ee4d5bc65e051c3cabf10f65ba29f59570857b0ce94097a0f6f5707b2fb628f5a846991be8fd997afb502dad
-
Filesize
1.3MB
MD5f70c1b3a8219e59a853c9cd1b6147877
SHA13ee873ee1cfedaaf55019ea03048b54319f5b260
SHA2563d3b2e16829ff30e9ff5f3151a52a22849a1c5875439c2a0d570bc728af428ef
SHA5127b825a08952fce7e0fea5269b9ee6c3d197730c2939540784debd189bc90667c645bbdcd473f6bb8cb0f478d9ce15f471124d4549e124e1083ede6f09c8c5a86
-
Filesize
1.3MB
MD5f70c1b3a8219e59a853c9cd1b6147877
SHA13ee873ee1cfedaaf55019ea03048b54319f5b260
SHA2563d3b2e16829ff30e9ff5f3151a52a22849a1c5875439c2a0d570bc728af428ef
SHA5127b825a08952fce7e0fea5269b9ee6c3d197730c2939540784debd189bc90667c645bbdcd473f6bb8cb0f478d9ce15f471124d4549e124e1083ede6f09c8c5a86
-
Filesize
20KB
MD56f361f69a986193d007ba75d47a7d3fc
SHA19646f1a60bbf3bc6546cbb9a2605d407d6608dd9
SHA256682456975ed5b1fe08bbed8373afd4825114cd33e1447e0af14bd4ca8ddd95f2
SHA51290f0b52caedc4622668f47de812aa10a12160dc4ee4d5bc65e051c3cabf10f65ba29f59570857b0ce94097a0f6f5707b2fb628f5a846991be8fd997afb502dad
-
Filesize
20KB
MD56f361f69a986193d007ba75d47a7d3fc
SHA19646f1a60bbf3bc6546cbb9a2605d407d6608dd9
SHA256682456975ed5b1fe08bbed8373afd4825114cd33e1447e0af14bd4ca8ddd95f2
SHA51290f0b52caedc4622668f47de812aa10a12160dc4ee4d5bc65e051c3cabf10f65ba29f59570857b0ce94097a0f6f5707b2fb628f5a846991be8fd997afb502dad
-
Filesize
20KB
MD56f361f69a986193d007ba75d47a7d3fc
SHA19646f1a60bbf3bc6546cbb9a2605d407d6608dd9
SHA256682456975ed5b1fe08bbed8373afd4825114cd33e1447e0af14bd4ca8ddd95f2
SHA51290f0b52caedc4622668f47de812aa10a12160dc4ee4d5bc65e051c3cabf10f65ba29f59570857b0ce94097a0f6f5707b2fb628f5a846991be8fd997afb502dad
-
Filesize
20KB
MD56f361f69a986193d007ba75d47a7d3fc
SHA19646f1a60bbf3bc6546cbb9a2605d407d6608dd9
SHA256682456975ed5b1fe08bbed8373afd4825114cd33e1447e0af14bd4ca8ddd95f2
SHA51290f0b52caedc4622668f47de812aa10a12160dc4ee4d5bc65e051c3cabf10f65ba29f59570857b0ce94097a0f6f5707b2fb628f5a846991be8fd997afb502dad
-
Filesize
1.3MB
MD5f70c1b3a8219e59a853c9cd1b6147877
SHA13ee873ee1cfedaaf55019ea03048b54319f5b260
SHA2563d3b2e16829ff30e9ff5f3151a52a22849a1c5875439c2a0d570bc728af428ef
SHA5127b825a08952fce7e0fea5269b9ee6c3d197730c2939540784debd189bc90667c645bbdcd473f6bb8cb0f478d9ce15f471124d4549e124e1083ede6f09c8c5a86
-
Filesize
1.3MB
MD5f70c1b3a8219e59a853c9cd1b6147877
SHA13ee873ee1cfedaaf55019ea03048b54319f5b260
SHA2563d3b2e16829ff30e9ff5f3151a52a22849a1c5875439c2a0d570bc728af428ef
SHA5127b825a08952fce7e0fea5269b9ee6c3d197730c2939540784debd189bc90667c645bbdcd473f6bb8cb0f478d9ce15f471124d4549e124e1083ede6f09c8c5a86