phemedrone | 2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696

General

Target

2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe
Size

4.1MB
MD5

66d470662b00625bdd142c6dbc43888a
SHA1

b26f70d765d664c9daf307bc89767e6ab8aa41d4
SHA256

2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696
SHA512

1c59784050f00b84693bbd9985761c605b20e38753da394eaf20b12a296e8a13a416b0949cd4d1de3f80859277b5bf15c260297ce93e42fd188764c9db966013
SSDEEP

49152:TmLt5d3214AmqYoh8yBUtYTL0VhgFhFO47t+l06ungLU:QfTFNgLsA7

Score

10^/10

phemedrone stealer

Malware Config

Extracted

Family

phemedrone

C2

10.5.0.2

Signatures

Phemedrone
An information and wallet stealer written in C#.
stealer phemedrone

Detect binaries embedding considerable number of MFA browser extension IDs. 7 IoCs

resource	yara_rule
behavioral1/memory/2928-4-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
behavioral1/memory/2928-6-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
behavioral1/memory/2928-9-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
behavioral1/memory/2928-11-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
behavioral1/memory/2928-13-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
behavioral1/memory/2928-15-0x0000000004C90000-0x0000000004CD0000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
behavioral1/memory/2928-17-0x0000000004C90000-0x0000000004CD0000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs

Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 7 IoCs

resource	yara_rule
behavioral1/memory/2928-4-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/2928-6-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/2928-9-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/2928-11-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/2928-13-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/2928-15-0x0000000004C90000-0x0000000004CD0000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/2928-17-0x0000000004C90000-0x0000000004CD0000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2928-4-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2928-6-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2928-9-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2928-11-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2928-13-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2928-17-0x0000000004C90000-0x0000000004CD0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2860 set thread context of 2928	2860	2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe	28

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2536	2928	WerFault.exe	28

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\ms-settings\shell\open	AddInProcess32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\ms-settings\shell\open\command\	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\ms-settings\shell\open\command	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\ms-settings	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\ms-settings\shell	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2928	AddInProcess32.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 2928	2860	2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe	28
PID 2860 wrote to memory of 2928	2860	2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe	28
PID 2860 wrote to memory of 2928	2860	2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe	28
PID 2860 wrote to memory of 2928	2860	2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe	28
PID 2860 wrote to memory of 2928	2860	2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe	28
PID 2860 wrote to memory of 2928	2860	2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe	28
PID 2860 wrote to memory of 2928	2860	2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe	28
PID 2860 wrote to memory of 2928	2860	2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe	28
PID 2860 wrote to memory of 2928	2860	2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe	28
PID 2928 wrote to memory of 2536	2928	AddInProcess32.exe	29
PID 2928 wrote to memory of 2536	2928	AddInProcess32.exe	29
PID 2928 wrote to memory of 2536	2928	AddInProcess32.exe	29
PID 2928 wrote to memory of 2536	2928	AddInProcess32.exe	29

C:\Users\Admin\AppData\Local\Temp\2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe
"C:\Users\Admin\AppData\Local\Temp\2536fc6f1a41811f182aa3cd922e880835468ef10ef8bd50cc6a1c180c080696.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 1088
    3⤵
    - Program crash
    PID:2536

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2928-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2928-2-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2928-4-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2928-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2928-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2928-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2928-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2928-13-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2928-14-0x0000000074560000-0x0000000074C4E000-memory.dmp

Filesize
6.9MB

Download
memory/2928-15-0x0000000004C90000-0x0000000004CD0000-memory.dmp

Filesize
256KB

Download
memory/2928-16-0x0000000074560000-0x0000000074C4E000-memory.dmp

Filesize
6.9MB

Download
memory/2928-17-0x0000000004C90000-0x0000000004CD0000-memory.dmp

Filesize
256KB

Download

Analysis

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