agenttesla | 1464482f2d705d8813e983c4ee8582bde6f1d515c5e2c9406f13146fcf3f2687

General

Target

RFP-000000078908.exe
Size

713KB
MD5

d7d5be2506c55d27b940730fb0fb5ae1
SHA1

b92f24be0cbeadfdad4cd4e42206e9cf707b1798
SHA256

1464482f2d705d8813e983c4ee8582bde6f1d515c5e2c9406f13146fcf3f2687
SHA512

ff868b0ec8bcf71cb68ae33b3e331112c2c7f74dd4408370277021a8684f140ec514963432fb33774cd25c522a882abe125c18724cdfc83d20263d8fc98399e0
SSDEEP

12288:s0ZM7fJw1UsvGCS4xCPy9Mtm9m0NmSsbSWre7x7bieMOiKwPliIzuaiOGfJ:jCBw1A8mSsRrsMD9ilaijB

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.rivervalleyradio.com
Port:
587
Username:
[email protected]
Password:
zZ6SUb5Wp425
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFP-000000078908.exe
Key opened	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFP-000000078908.exe
Key opened	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFP-000000078908.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1936 set thread context of 4904	1936	RFP-000000078908.exe	93

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4904	RFP-000000078908.exe
4904	RFP-000000078908.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4904	RFP-000000078908.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1936 wrote to memory of 4904	1936	RFP-000000078908.exe	93
PID 1936 wrote to memory of 4904	1936	RFP-000000078908.exe	93
PID 1936 wrote to memory of 4904	1936	RFP-000000078908.exe	93
PID 1936 wrote to memory of 4904	1936	RFP-000000078908.exe	93
PID 1936 wrote to memory of 4904	1936	RFP-000000078908.exe	93
PID 1936 wrote to memory of 4904	1936	RFP-000000078908.exe	93
PID 1936 wrote to memory of 4904	1936	RFP-000000078908.exe	93
PID 1936 wrote to memory of 4904	1936	RFP-000000078908.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFP-000000078908.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFP-000000078908.exe

C:\Users\Admin\AppData\Local\Temp\RFP-000000078908.exe
"C:\Users\Admin\AppData\Local\Temp\RFP-000000078908.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\AppData\Local\Temp\RFP-000000078908.exe
  "C:\Users\Admin\AppData\Local\Temp\RFP-000000078908.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RFP-000000078908.exe.log

Filesize
1KB

MD5
585182a56bc9ed2a07839034053e6cbe

SHA1
7cf490257c87d1dd3ccb781367318ebc42ec73a8

SHA256
c033ed46328435a7d44d26ad674d3ed49e370fb7c948d6ea1d6d427f90ee24be

SHA512
0a2d4af66076de2a7bf73b37c4c1e7609552dde0c97bd31a78a07cd14d3a80266150b98221a9a2d6e55ebe4f0ee1e507f7f31dbf038b9c00cbcfe048934dd928

Download Submit
memory/1936-5-0x0000000005AA0000-0x0000000005AAA000-memory.dmp

Filesize
40KB

Download
memory/1936-3-0x0000000005900000-0x0000000005992000-memory.dmp

Filesize
584KB

Download
memory/1936-12-0x0000000007130000-0x000000000713A000-memory.dmp

Filesize
40KB

Download
memory/1936-4-0x00000000058D0000-0x00000000058E0000-memory.dmp

Filesize
64KB

Download
memory/1936-0-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/1936-6-0x0000000005AB0000-0x0000000005E04000-memory.dmp

Filesize
3.3MB

Download
memory/1936-7-0x0000000006500000-0x000000000659C000-memory.dmp

Filesize
624KB

Download
memory/1936-8-0x0000000007310000-0x0000000007322000-memory.dmp

Filesize
72KB

Download
memory/1936-13-0x0000000009E40000-0x0000000009EBC000-memory.dmp

Filesize
496KB

Download
memory/1936-10-0x0000000007740000-0x0000000007758000-memory.dmp

Filesize
96KB

Download
memory/1936-11-0x00000000058D0000-0x00000000058E0000-memory.dmp

Filesize
64KB

Download
memory/1936-2-0x0000000005EB0000-0x0000000006454000-memory.dmp

Filesize
5.6MB

Download
memory/1936-9-0x0000000007360000-0x0000000007382000-memory.dmp

Filesize
136KB

Download
memory/1936-18-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/1936-1-0x0000000000E80000-0x0000000000F38000-memory.dmp

Filesize
736KB

Download
memory/4904-17-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/4904-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4904-19-0x0000000004D90000-0x0000000004DA0000-memory.dmp

Filesize
64KB

Download
memory/4904-20-0x0000000004F40000-0x0000000004FA6000-memory.dmp

Filesize
408KB

Download
memory/4904-21-0x0000000005C30000-0x0000000005C80000-memory.dmp

Filesize
320KB

Download
memory/4904-22-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/4904-23-0x0000000004D90000-0x0000000004DA0000-memory.dmp

Filesize
64KB

Download

Analysis

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