agenttesla | d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05

General

Target

d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
Size

636KB
MD5

f2d7baa099914c81eab964dc4c5b27ee
SHA1

0f4d556b793a16403f4351f3baa0ef0ff3e775b9
SHA256

d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05
SHA512

403217fa4b47c9e0773e84cfcef5ce333e25319cd33a874174aef84928982c079808f3b1617613322191347824c8a01834283a41c365c38eb7352810d287eee2
SSDEEP

12288:lGs3/5v2suSKj9YTtx0+vKHOizSMgfLD7DJNqIARzf9+orEa9r/gf+e2v4OMaX4r:swB3nKjOtu+vKHOizZgfLD7DJNqI2DJw

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.flying-fish-cn.com
Port:
587
Username:
office@flying-fish-cn.com
Password:
hkk999@@@

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.flying-fish-cn.com
Port:
587
Username:
office@flying-fish-cn.com
Password:
hkk999@@@
Email To:
office@flying-fish-cn.com

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. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1864-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1864-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3060-6-0x0000000005950000-0x0000000005966000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly
behavioral2/memory/3060-8-0x0000000005CB0000-0x0000000005CBC000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1864-13-0x0000000000400000-0x0000000000440000-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 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1864-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1864-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1864-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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
T1552.001
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

19 api.ipify.org
20 api.ipify.org

flow	ioc
19	api.ipify.org
20	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe

description	pid	process	target process
PID 3060 set thread context of 1864	3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exed9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe

pid	process
3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
1864	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
1864	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exed9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe

description	pid	process
Token: SeDebugPrivilege	3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
Token: SeDebugPrivilege	1864	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe

description	pid	process	target process
PID 3060 wrote to memory of 1864	3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
PID 3060 wrote to memory of 1864	3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
PID 3060 wrote to memory of 1864	3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
PID 3060 wrote to memory of 1864	3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
PID 3060 wrote to memory of 1864	3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
PID 3060 wrote to memory of 1864	3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
PID 3060 wrote to memory of 1864	3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
PID 3060 wrote to memory of 1864	3060	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe	d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe

C:\Users\Admin\AppData\Local\Temp\d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
"C:\Users\Admin\AppData\Local\Temp\d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3060

C:\Users\Admin\AppData\Local\Temp\d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe
"C:\Users\Admin\AppData\Local\Temp\d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1864

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d9626d89b255a1226c4abe2d59a56f9dd6e720a90461591e0434c0ed2ddd3e05.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1864-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1864-22-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/1864-21-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/1864-20-0x0000000006640000-0x0000000006690000-memory.dmp

Filesize
320KB

Download
memory/1864-19-0x0000000005000000-0x0000000005066000-memory.dmp

Filesize
408KB

Download
memory/1864-18-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/1864-16-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/3060-5-0x00000000056C0000-0x00000000056CA000-memory.dmp

Filesize
40KB

Download
memory/3060-6-0x0000000005950000-0x0000000005966000-memory.dmp

Filesize
88KB

Download
memory/3060-10-0x00000000096D0000-0x000000000976C000-memory.dmp

Filesize
624KB

Download
memory/3060-11-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/3060-12-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download
memory/3060-8-0x0000000005CB0000-0x0000000005CBC000-memory.dmp

Filesize
48KB

Download
memory/3060-7-0x0000000005CA0000-0x0000000005CA8000-memory.dmp

Filesize
32KB

Download
memory/3060-9-0x0000000007070000-0x00000000070F2000-memory.dmp

Filesize
520KB

Download
memory/3060-17-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/3060-0-0x0000000000C30000-0x0000000000CD4000-memory.dmp

Filesize
656KB

Download
memory/3060-4-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download
memory/3060-3-0x0000000005710000-0x00000000057A2000-memory.dmp

Filesize
584KB

Download
memory/3060-2-0x0000000005CC0000-0x0000000006264000-memory.dmp

Filesize
5.6MB

Download
memory/3060-1-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads