phemedrone | 53d6a18ea5f6ee799a163937a8feeb7da1f80480f610241b140233b0d9875c4c

Analysis

max time kernel
78s
max time network
82s
platform
windows10-1703_x64
resource
win10-20240404-es
resource tags

arch:x64arch:x86image:win10-20240404-eslocale:es-esos:windows10-1703-x64systemwindows
submitted
14-08-2024 22:48

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General

Target

csc.exe
Size

140KB
MD5

7b537e9227a6f54d1b58a304476c776b
SHA1

9b0c1f9335b49a9b08d512c2cabd9aea2c38a315
SHA256

53d6a18ea5f6ee799a163937a8feeb7da1f80480f610241b140233b0d9875c4c
SHA512

299ab11911012c8c1b38e17cb2d27d4019d5b77723f89b5e864d049dfce9ee086f39a2e6dda56a756a2e4a783c9118f28f8f0b5bfc38e7554df12416e1bf94d2
SSDEEP

3072:ZNl8ENz25WGNx23FTuHqW8hsn0kg0+T77qCGKLhN8IxX51:dhNz28GNU3JAh8h60kpM72ohNRx

Score

10^/10

phemedrone discovery stealer

Malware Config

Extracted

Family

phemedrone

https://api.telegram.org/bot7253527125:AAG2zbXlkuY33BxLSZk2mcohhToET22xkTM/sendDocument

Signatures

Phemedrone
An information and wallet stealer written in C#.
stealer phemedrone
Suspicious use of SetThreadContext 1 IoCs

Processes:

csc.exe

description pid process target process

PID 4004 set thread context of 2728 4004 csc.exe RegAsm.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5016 2728 WerFault.exe RegAsm.exe

description	pid	process	target process
PID 4004 set thread context of 2728	4004	csc.exe	RegAsm.exe

pid	pid_target	process	target process
5016	2728	WerFault.exe	RegAsm.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

csc.exeRegAsm.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

csc.exe

description	pid	process	target process
PID 4004 wrote to memory of 3532	4004	csc.exe	RegAsm.exe
PID 4004 wrote to memory of 3532	4004	csc.exe	RegAsm.exe
PID 4004 wrote to memory of 3532	4004	csc.exe	RegAsm.exe
PID 4004 wrote to memory of 2728	4004	csc.exe	RegAsm.exe
PID 4004 wrote to memory of 2728	4004	csc.exe	RegAsm.exe
PID 4004 wrote to memory of 2728	4004	csc.exe	RegAsm.exe
PID 4004 wrote to memory of 2728	4004	csc.exe	RegAsm.exe
PID 4004 wrote to memory of 2728	4004	csc.exe	RegAsm.exe
PID 4004 wrote to memory of 2728	4004	csc.exe	RegAsm.exe
PID 4004 wrote to memory of 2728	4004	csc.exe	RegAsm.exe
PID 4004 wrote to memory of 2728	4004	csc.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\csc.exe
"C:\Users\Admin\AppData\Local\Temp\csc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4004
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:3532
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2728 -s 1072
    3⤵
    - Program crash
    PID:5016

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2728-3-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2728-7-0x0000000073890000-0x0000000073F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2728-6-0x0000000005740000-0x00000000057A6000-memory.dmp

Filesize
408KB

Download
memory/2728-9-0x0000000073890000-0x0000000073F7E000-memory.dmp

Filesize
6.9MB

Download
memory/4004-0-0x000000007389E000-0x000000007389F000-memory.dmp

Filesize
4KB

Download
memory/4004-1-0x0000000000110000-0x000000000013A000-memory.dmp

Filesize
168KB

Download
memory/4004-5-0x0000000073890000-0x0000000073F7E000-memory.dmp

Filesize
6.9MB

Download
memory/4004-8-0x0000000073890000-0x0000000073F7E000-memory.dmp

Filesize
6.9MB

Download