43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf

Analysis

max time kernel
154s
max time network
173s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 04:49

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General

Target

43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf.exe
Size

135KB
MD5

df5634b52961a682379575e5e8deb7da
SHA1

5633a2ab74fcb984c06fbc4b7e012f1ff6d5937b
SHA256

43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf
SHA512

cbb80fd7908317e50a68365efdd8f18899cca7a5719ecebd0811397636c6e51bf02b0bb754ee0a5aea2ac403a43e826516412851a7a9f4d31f0c2e1da31e2e99
SSDEEP

3072:XmWp8Lq8dIxhomJsVqG2Y8JmKXxhl3aO/izZbcKpX7CuFaTtPhV:XmWpnnS3VqG2TJmaH3aO/ih7CuFaTd

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
4868	43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf.exe
4868	43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf.exe
1164	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rdmtif = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Roaming\\rdmtif.dll\",IsValidFileIfFileUrlW"	43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf.exe

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{9A97AAEC-72E9-11ED-B696-5E3721E937B7} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2042194843"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2042194843"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31000310"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31000310"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1930630951"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376823298"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31000310"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31000310"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1930787356"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4756	iexplore.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4756	iexplore.exe
4756	iexplore.exe
4692	IEXPLORE.EXE
4692	IEXPLORE.EXE
4868	43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 4692	4756	iexplore.exe	81
PID 4756 wrote to memory of 4692	4756	iexplore.exe	81
PID 4756 wrote to memory of 4692	4756	iexplore.exe	81
PID 4868 wrote to memory of 1164	4868	43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf.exe	83
PID 4868 wrote to memory of 1164	4868	43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf.exe	83
PID 4868 wrote to memory of 1164	4868	43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf.exe	83

C:\Users\Admin\AppData\Local\Temp\43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf.exe
"C:\Users\Admin\AppData\Local\Temp\43679e5cc2ba72ef6fcf03133d332741af4909d1333cbe4856195cac657b84cf.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Roaming\rdmtif.dll",APCMOpen
  2⤵
  - Loads dropped DLL
  PID:1164

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
PID:1032

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4756
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4756 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:4692

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
4132c54f59c529167c112e7f519120fa

SHA1
94cc9036fa031258aa744c7ee88e3c0b6c7a73da

SHA256
e9f456cf8bb8cc4a683d1c2f792feeb4c83fff24a86e6bcb260eff8fbff126fb

SHA512
e8efb8e81a90ffbe177301fbba4470ded104fc6d12cfa0123938b981d612eb2c4a66bb47b585cd43ed6ed4940e0ad5a1e3a5d9d18f8cb643e741aae694c4baee

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
434B

MD5
1da18f4ff8838ffa3f94a0bf5441cab9

SHA1
31f8c7f9543df3d60b5479b2a4a3980642e8a1e7

SHA256
1fe0baeaf1133ff3c771931e48bccaa3b1a01960e19758ee38e7e47f377fd8d5

SHA512
c532b7fa69b2e00b9eb381bc898f8616ac91f0930437b03453e8ac23c35f89abab7c7a68169a57311c5efe0115c26284a2a749eecf94fc43441b372d121660d8

Download Submit
C:\Users\Admin\AppData\Roaming\rdmtif.dll

Filesize
135KB

MD5
ba9f200f3e200d122f963b457ee44f63

SHA1
1129cdd6b739bfeaa52bfb618e3db9ae4cb8495e

SHA256
07a2bfcf8e10d48229477e4dd610cdab68239fdb8c5875213f20556abd67bd37

SHA512
098884daab2c0aeebeb94643ef2bb088e8082cced155d771fedee3c0b790d4e96dedcb64872f600cf1379e9f2af52f74e0947f13baff972e4a7df41d4a3e214a

Download Submit
C:\Users\Admin\AppData\Roaming\rdmtif.dll

Filesize
135KB

MD5
ba9f200f3e200d122f963b457ee44f63

SHA1
1129cdd6b739bfeaa52bfb618e3db9ae4cb8495e

SHA256
07a2bfcf8e10d48229477e4dd610cdab68239fdb8c5875213f20556abd67bd37

SHA512
098884daab2c0aeebeb94643ef2bb088e8082cced155d771fedee3c0b790d4e96dedcb64872f600cf1379e9f2af52f74e0947f13baff972e4a7df41d4a3e214a

Download Submit
C:\Users\Admin\AppData\Roaming\rdmtif.dll

Filesize
135KB

MD5
ba9f200f3e200d122f963b457ee44f63

SHA1
1129cdd6b739bfeaa52bfb618e3db9ae4cb8495e

SHA256
07a2bfcf8e10d48229477e4dd610cdab68239fdb8c5875213f20556abd67bd37

SHA512
098884daab2c0aeebeb94643ef2bb088e8082cced155d771fedee3c0b790d4e96dedcb64872f600cf1379e9f2af52f74e0947f13baff972e4a7df41d4a3e214a

Download Submit
C:\Users\Admin\AppData\Roaming\rdmtif.dll

Filesize
135KB

MD5
ba9f200f3e200d122f963b457ee44f63

SHA1
1129cdd6b739bfeaa52bfb618e3db9ae4cb8495e

SHA256
07a2bfcf8e10d48229477e4dd610cdab68239fdb8c5875213f20556abd67bd37

SHA512
098884daab2c0aeebeb94643ef2bb088e8082cced155d771fedee3c0b790d4e96dedcb64872f600cf1379e9f2af52f74e0947f13baff972e4a7df41d4a3e214a

Download Submit
memory/1164-150-0x0000000002B40000-0x0000000002B65000-memory.dmp

Filesize
148KB

Download
memory/4868-145-0x0000000002740000-0x0000000002753000-memory.dmp

Filesize
76KB

Download
memory/4868-141-0x0000000002760000-0x0000000002785000-memory.dmp

Filesize
148KB

Download
memory/4868-132-0x0000000000590000-0x00000000005A3000-memory.dmp

Filesize
76KB

Download
memory/4868-137-0x0000000000590000-0x00000000005A3000-memory.dmp

Filesize
76KB

Download
memory/4868-133-0x0000000002160000-0x0000000002185000-memory.dmp

Filesize
148KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads