agenttesla | d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d

General

Target

d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe
Size

1.4MB
MD5

726c360beafc5735df3048301fccc5b9
SHA1

3b9c9c07bfd564ddad935778a24e2c93f8883457
SHA256

d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d
SHA512

cac48ab2f722d845bba623f80dcd0856b651e3ec46695dc4efa4f7cbd94d8d877d581001b6d32d14f16628787636537753c418dc27d27e07a5ad2ae6d3c8b9fa
SSDEEP

24576:8yLNKjUF+x7f5H6s5K+zzLZYaQer4C/RYhhlBk+hIHDSYWORpHc3gpJ:m8IzLZ9Q04lLOD5WORpkgpJ

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
associatessystems.com
Port:
21
Username:
[email protected]
Password:
computer1840

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Port:
587
Username:
ftp://[email protected]
Password:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1896-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1896-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1896-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1896-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1896-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1896-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1896-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1896-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1896-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1896-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with or use KoiVM 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2548-6-0x0000000001FF0000-0x0000000002084000-memory.dmp	INDICATOR_EXE_Packed_KoiVM

Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1896-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1896-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1896-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1896-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1896-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1896-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1896-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1896-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1896-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1896-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1896-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1896-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1896-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1896-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1896-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1896-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1896-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1896-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1896-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1896-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Suspicious use of SetThreadContext 1 IoCs

Processes:

d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe

description	pid	process	target process
PID 2548 set thread context of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvcs.exe

pid process

1896 regsvcs.exe
1896 regsvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

regsvcs.exe

description pid process

Token: SeDebugPrivilege 1896 regsvcs.exe

pid	process
1896	regsvcs.exe
1896	regsvcs.exe

description	pid	process
Token: SeDebugPrivilege	1896	regsvcs.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe

description	pid	process	target process
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 1896	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	regsvcs.exe
PID 2548 wrote to memory of 2608	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	WerFault.exe
PID 2548 wrote to memory of 2608	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	WerFault.exe
PID 2548 wrote to memory of 2608	2548	d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe
"C:\Users\Admin\AppData\Local\Temp\d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2548

C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1896

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2548 -s 624
2⤵
PID:2608

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1896-18-0x000000007412E000-0x000000007412F000-memory.dmp

Filesize
4KB

Download
memory/1896-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1896-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1896-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1896-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1896-23-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/1896-22-0x000000007412E000-0x000000007412F000-memory.dmp

Filesize
4KB

Download
memory/1896-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1896-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1896-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1896-19-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/1896-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2548-6-0x0000000001FF0000-0x0000000002084000-memory.dmp

Filesize
592KB

Download
memory/2548-3-0x000007FEF53B0000-0x000007FEF5D9C000-memory.dmp

Filesize
9.9MB

Download
memory/2548-5-0x000007FEF53B0000-0x000007FEF5D9C000-memory.dmp

Filesize
9.9MB

Download
memory/2548-0-0x000007FEF53B3000-0x000007FEF53B4000-memory.dmp

Filesize
4KB

Download
memory/2548-2-0x000007FEF53B0000-0x000007FEF5D9C000-memory.dmp

Filesize
9.9MB

Download
memory/2548-20-0x000007FEF53B3000-0x000007FEF53B4000-memory.dmp

Filesize
4KB

Download
memory/2548-21-0x000007FEF53B0000-0x000007FEF5D9C000-memory.dmp

Filesize
9.9MB

Download
memory/2548-1-0x00000000001C0000-0x00000000001CE000-memory.dmp

Filesize
56KB

Download
memory/2548-4-0x000007FEF53B0000-0x000007FEF5D9C000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads