phemedrone | db8721f8df446cbb083694598bef88e7a9f60dcd132a89f436a66b93fa2464b2

Analysis

max time kernel
140s
max time network
205s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
15-08-2024 02:11

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General

Target

loader.exe
Size

139KB
MD5

fb945448fb22c90d4a788494084c7f2e
SHA1

cd6173bd4a143ed1793fe0d305d329472bb2b70b
SHA256

db8721f8df446cbb083694598bef88e7a9f60dcd132a89f436a66b93fa2464b2
SHA512

66b1d59423fa9d79645e1a1cfa06d38907ca4d8cdad5213efffbbf8fab503724ec53fa22c1d20d13db0cca62e718bdb47f0b474f6d091ff31b5c823292993eb0
SSDEEP

3072:vl8ENz25WGNx23FTuHqW8hsn0kg0+T77qCGKLhN8IxX56Ez:dhNz28GNU3JAh8h60kpM72ohNRxYE

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:

loader.exe

description pid process target process

PID 2664 set thread context of 4776 2664 loader.exe RegAsm.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1260 4776 WerFault.exe RegAsm.exe

description	pid	process	target process
PID 2664 set thread context of 4776	2664	loader.exe	RegAsm.exe

pid	pid_target	process	target process
1260	4776	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:

loader.exeRegAsm.exe

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

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

loader.exe

description	pid	process	target process
PID 2664 wrote to memory of 4776	2664	loader.exe	RegAsm.exe
PID 2664 wrote to memory of 4776	2664	loader.exe	RegAsm.exe
PID 2664 wrote to memory of 4776	2664	loader.exe	RegAsm.exe
PID 2664 wrote to memory of 4776	2664	loader.exe	RegAsm.exe
PID 2664 wrote to memory of 4776	2664	loader.exe	RegAsm.exe
PID 2664 wrote to memory of 4776	2664	loader.exe	RegAsm.exe
PID 2664 wrote to memory of 4776	2664	loader.exe	RegAsm.exe
PID 2664 wrote to memory of 4776	2664	loader.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\loader.exe
"C:\Users\Admin\AppData\Local\Temp\loader.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2664
- 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:4776
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4776 -s 928
    3⤵
    - Program crash
    PID:1260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4776 -ip 4776
1⤵
PID:2808

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/2664-0-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/2664-1-0x0000000000D60000-0x0000000000D8A000-memory.dmp

Filesize
168KB

Download
memory/2664-5-0x0000000074DE0000-0x0000000075591000-memory.dmp

Filesize
7.7MB

Download
memory/2664-9-0x0000000074DE0000-0x0000000075591000-memory.dmp

Filesize
7.7MB

Download
memory/4776-3-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4776-6-0x0000000004F90000-0x0000000004FF6000-memory.dmp

Filesize
408KB

Download
memory/4776-7-0x0000000074DE0000-0x0000000075591000-memory.dmp

Filesize
7.7MB

Download
memory/4776-8-0x0000000074DE0000-0x0000000075591000-memory.dmp

Filesize
7.7MB

Download