rhadamanthys | 57d471a6d9d5d24df56850b4d9351d3b0f86c31a9fef4676969435cbbdfb399a

General

Target

57d471a6d9d5d24df56850b4d9351d3b0f86c31a9fef4676969435cbbdfb399a.exe
Size

343KB
MD5

758a785ce8155a417d1cd33234d1062d
SHA1

6b6773fbc2b0fcd149d2ba7a17a6e0aa8ee407af
SHA256

57d471a6d9d5d24df56850b4d9351d3b0f86c31a9fef4676969435cbbdfb399a
SHA512

11b745bc22f6684d3bbc44a7072977f3ee45440260562aeb115883b72c84875f9ab7cdff33645a6931297c77b4e54e171f33e836874ed6097af7fd5b45be467d
SSDEEP

6144:C3XsdLOhkHuVmnk/JZcvQG/izPqyO2QwrBVuQj9Cv/ia:CsdCX5/TdG/izPFO2PrvljwS

Score

10^/10

rhadamanthys collection discovery spyware stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/964-59-0x0000000000260000-0x000000000027D000-memory.dmp	family_rhadamanthys
behavioral1/memory/964-71-0x0000000000260000-0x000000000027D000-memory.dmp	family_rhadamanthys

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

2 1408 rundll32.exe
Loads dropped DLL 4 IoCs

Processes:

rundll32.exe

pid process

1408 rundll32.exe
1408 rundll32.exe
1408 rundll32.exe
1408 rundll32.exe
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
T1081

flow	pid	process
2	1408	rundll32.exe

pid	process
1408	rundll32.exe
1408	rundll32.exe
1408	rundll32.exe
1408	rundll32.exe

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

1408 rundll32.exe
1408 rundll32.exe
1408 rundll32.exe
1408 rundll32.exe

pid	process
1408	rundll32.exe
1408	rundll32.exe
1408	rundll32.exe
1408	rundll32.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

57d471a6d9d5d24df56850b4d9351d3b0f86c31a9fef4676969435cbbdfb399a.exe

description	pid	process	target process
PID 964 wrote to memory of 1408	964	57d471a6d9d5d24df56850b4d9351d3b0f86c31a9fef4676969435cbbdfb399a.exe	rundll32.exe
PID 964 wrote to memory of 1408	964	57d471a6d9d5d24df56850b4d9351d3b0f86c31a9fef4676969435cbbdfb399a.exe	rundll32.exe
PID 964 wrote to memory of 1408	964	57d471a6d9d5d24df56850b4d9351d3b0f86c31a9fef4676969435cbbdfb399a.exe	rundll32.exe
PID 964 wrote to memory of 1408	964	57d471a6d9d5d24df56850b4d9351d3b0f86c31a9fef4676969435cbbdfb399a.exe	rundll32.exe

outlook_office_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe

outlook_win_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\57d471a6d9d5d24df56850b4d9351d3b0f86c31a9fef4676969435cbbdfb399a.exe
"C:\Users\Admin\AppData\Local\Temp\57d471a6d9d5d24df56850b4d9351d3b0f86c31a9fef4676969435cbbdfb399a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:964

C:\Windows\system32\rundll32.exe
"C:\Users\Admin\AppData\Roaming\nsis_uns6c6a48.dll",PrintUIEntry |5CQkOhmAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAKVkHwBs8|AtBQPz8GO|AFMAYQA5HwBBvwA2ADgAWUkAUb8AZgBHADEtAln|SIPsKOgEAgD|AEiDxCjDzMz|zEyJRCQYSIn|VCQQSIlMJAj+XQFIi0QkMEiJ2wQkgQE4SG8ACEhvx0QkEC0B6w6BAV8QSIPAAY8BEIEBt0BIOZYAcyWfA4v|DCRIA8hIi8HXSItMqwFUewAD0f9Ii8qKCYgI6|3BZgVlSIsEJWD+8|AzyUiLUBhI|zvRdDZIg8Ig|0iLAkg7wnQq|2aDeEgYdRpM|4tAUGZBgzhru3QHERFLdQgREHj|EC50BUiLAOuv1UiLSP0AwWoAQP9TVVZXQVRBVe9BVkFXXQFmgTn|TVpNi|hMi|K|SIvZD4X88|BM|2NJPEGBPAlQv0UAAA+F6vPwQe+LhAmI8|CFwEi|jTwBD4TWahGDd7wJjC0BD4TH8|D|RItnIESLXxz|i3ckRItPGEz|A+FMA9lIA|H|M8lFhckPhKT+8|BNi8RBixBF|zPSSAPTigKE|8B0HUHByg0Pe77A+gABRAPQvxH|dexBgfqq|A3|fHQOg8EBSYP|wARBO8lzaev|xovBD7cMTkX|iyyLTAPrdFj7M+2qEHRRQYsU|sEA0zPJigJMi9|C6w|BycgRA8je5RABQYoA1RDtM3|AM|ZBOwy24BD+pgCDxgGD+Ahy|+7rCkiLy0H|f9VJiQT3g8XkEH|EBDtvGHKvZgH|QV9BXkFdQVzvX15dWzMXSIHs+2ABZACL6ehm|v|||0iFwA+EmNZ1IEyNrwGLKxDIM|f|6Jt9II1fBEz|jUVGM9KLy||3VCRogCBMi+AP64RrdSBFqBAzwIt905EgSIl8JCCmIP1wgCBIi|APhEv8dSCmIFBIjVYIRH+NR0BIjYwkhRG|SIvY6Hz9fiCNq1ZI3iAQ4iHM8|Do|WfvIESLBo1XCPRBIKYgWMohiYQkgNqHEt7z8IsO2iBYiWOMJHERBzCRIOgx7yD7i5wtMkyLXTpI74P7bEiKIDBMib9kJDhMi6QaMky7iVyEAYQk3IcRhu2SjRGNR0swjCTwfvPwSYvU6On8BTC7ipx4MkiNhHgyQf+A8yGNT2xEMP0YpAKD6QF184H9vHgyIVJleHVN74uEJPQiMZQk+P41AcJIO9hyOIP|+mx2M0SNSUCe+gCUQbgAmACmIECeyiL4dBlEtjDAMUnvjVQkbJEgSYPod2zoa4IwSIvOpiD|eEiF|3QSi1XzQkyOMBsxSI1MJD9A|9dIgcR0IWEkAC0ILQE=
2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:1408

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\nsis_uns6c6a48.dll
Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c6a48.dll
Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c6a48.dll
Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c6a48.dll
Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c6a48.dll
Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
memory/964-59-0x0000000000260000-0x000000000027D000-memory.dmp

Filesize
116KB

Download
memory/964-69-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/964-54-0x000000000062C000-0x000000000064C000-memory.dmp

Filesize
128KB

Download
memory/964-58-0x000000000064F000-0x0000000000661000-memory.dmp

Filesize
72KB

Download
memory/964-57-0x0000000074BB1000-0x0000000074BB3000-memory.dmp

Filesize
8KB

Download
memory/964-56-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/964-55-0x0000000000220000-0x0000000000245000-memory.dmp

Filesize
148KB

Download
memory/964-71-0x0000000000260000-0x000000000027D000-memory.dmp

Filesize
116KB

Download
memory/964-70-0x000000000064F000-0x0000000000661000-memory.dmp

Filesize
72KB

Download
memory/964-68-0x000000000062C000-0x000000000064C000-memory.dmp

Filesize
128KB

Download
memory/1408-60-0x0000000000000000-mapping.dmp

Download
memory/1408-67-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Filesize
1000KB

Download
memory/1408-66-0x00000000001A0000-0x00000000001A7000-memory.dmp

Filesize
28KB

Download
memory/1408-72-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Filesize
1000KB

Download
memory/1408-73-0x000007FEF6630000-0x000007FEF6642000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads