agenttesla | 2270f4ee419283f98ba7bb34518092a0d6695e8bdc26af5a9c3ba4e3f72d46ff

General

Target

SecuriteInfocomTrojanPack.exe
Size

602KB
MD5

c759941da19c31cdb2165eb545103002
SHA1

4ae317c0ee1635141163379ac71a70cad37666e0
SHA256

2270f4ee419283f98ba7bb34518092a0d6695e8bdc26af5a9c3ba4e3f72d46ff
SHA512

f2ba2e4f4de067c8cd02227f40bfa30bce55c095634c59b561f3f36506f7abb32d15767bf9b8905fb177d5a009d60e1e6150ce5e8968c1ec3d0eb4808390cec7
SSDEEP

12288:o/oo4eEx37mbxm07hOGqXY71wSGgbXBCptxZ:+oo4eWLmbxm07hOjLSlYx

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.valtronics-ae.com
Port:
587
Username:
[email protected]
Password:
YTMIlIR0
Email To:
[email protected]

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Control Panel\International\Geo\Nation	SecuriteInfocomTrojanPack.exe

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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SecuriteInfocomTrojanPack.exe
Key opened	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SecuriteInfocomTrojanPack.exe
Key opened	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SecuriteInfocomTrojanPack.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
49	api.ipify.org
50	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4748 set thread context of 4044	4748	SecuriteInfocomTrojanPack.exe	95

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2176	powershell.exe
2176	powershell.exe
4044	SecuriteInfocomTrojanPack.exe
4044	SecuriteInfocomTrojanPack.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4044	SecuriteInfocomTrojanPack.exe
Token: SeDebugPrivilege	2176	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4748 wrote to memory of 2176	4748	SecuriteInfocomTrojanPack.exe	93
PID 4748 wrote to memory of 2176	4748	SecuriteInfocomTrojanPack.exe	93
PID 4748 wrote to memory of 2176	4748	SecuriteInfocomTrojanPack.exe	93
PID 4748 wrote to memory of 4044	4748	SecuriteInfocomTrojanPack.exe	95
PID 4748 wrote to memory of 4044	4748	SecuriteInfocomTrojanPack.exe	95
PID 4748 wrote to memory of 4044	4748	SecuriteInfocomTrojanPack.exe	95
PID 4748 wrote to memory of 4044	4748	SecuriteInfocomTrojanPack.exe	95
PID 4748 wrote to memory of 4044	4748	SecuriteInfocomTrojanPack.exe	95
PID 4748 wrote to memory of 4044	4748	SecuriteInfocomTrojanPack.exe	95
PID 4748 wrote to memory of 4044	4748	SecuriteInfocomTrojanPack.exe	95
PID 4748 wrote to memory of 4044	4748	SecuriteInfocomTrojanPack.exe	95

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SecuriteInfocomTrojanPack.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SecuriteInfocomTrojanPack.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfocomTrojanPack.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfocomTrojanPack.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4748
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfocomTrojanPack.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2176
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfocomTrojanPack.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfocomTrojanPack.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4044

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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\SecuriteInfocomTrojanPack.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_a1qp5i3w.0tu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2176-150-0x00000000061F0000-0x0000000006256000-memory.dmp

Filesize
408KB

Download
memory/2176-145-0x0000000005490000-0x00000000054A0000-memory.dmp

Filesize
64KB

Download
memory/2176-182-0x0000000007F70000-0x0000000007F78000-memory.dmp

Filesize
32KB

Download
memory/2176-181-0x0000000007F90000-0x0000000007FAA000-memory.dmp

Filesize
104KB

Download
memory/2176-180-0x0000000007E80000-0x0000000007E8E000-memory.dmp

Filesize
56KB

Download
memory/2176-179-0x0000000007EC0000-0x0000000007F56000-memory.dmp

Filesize
600KB

Download
memory/2176-178-0x000000007EFC0000-0x000000007EFD0000-memory.dmp

Filesize
64KB

Download
memory/2176-143-0x00000000052F0000-0x0000000005326000-memory.dmp

Filesize
216KB

Download
memory/2176-160-0x0000000005630000-0x000000000564E000-memory.dmp

Filesize
120KB

Download
memory/2176-163-0x0000000070980000-0x00000000709CC000-memory.dmp

Filesize
304KB

Download
memory/2176-146-0x0000000005AD0000-0x00000000060F8000-memory.dmp

Filesize
6.2MB

Download
memory/2176-177-0x0000000007CB0000-0x0000000007CBA000-memory.dmp

Filesize
40KB

Download
memory/2176-148-0x0000000005490000-0x00000000054A0000-memory.dmp

Filesize
64KB

Download
memory/2176-149-0x00000000059F0000-0x0000000005A12000-memory.dmp

Filesize
136KB

Download
memory/2176-176-0x0000000007C40000-0x0000000007C5A000-memory.dmp

Filesize
104KB

Download
memory/2176-175-0x0000000008280000-0x00000000088FA000-memory.dmp

Filesize
6.5MB

Download
memory/2176-173-0x0000000006EF0000-0x0000000006F0E000-memory.dmp

Filesize
120KB

Download
memory/2176-161-0x0000000005490000-0x00000000054A0000-memory.dmp

Filesize
64KB

Download
memory/2176-162-0x00000000078E0000-0x0000000007912000-memory.dmp

Filesize
200KB

Download
memory/4044-144-0x0000000005430000-0x0000000005496000-memory.dmp

Filesize
408KB

Download
memory/4044-174-0x0000000006B80000-0x0000000006BD0000-memory.dmp

Filesize
320KB

Download
memory/4044-185-0x0000000005420000-0x0000000005430000-memory.dmp

Filesize
64KB

Download
memory/4044-147-0x0000000005420000-0x0000000005430000-memory.dmp

Filesize
64KB

Download
memory/4044-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4748-136-0x0000000002660000-0x000000000266A000-memory.dmp

Filesize
40KB

Download
memory/4748-137-0x0000000004DD0000-0x0000000004E6C000-memory.dmp

Filesize
624KB

Download
memory/4748-135-0x0000000004B50000-0x0000000004BE2000-memory.dmp

Filesize
584KB

Download
memory/4748-139-0x0000000004D20000-0x0000000004D30000-memory.dmp

Filesize
64KB

Download
memory/4748-138-0x0000000004D20000-0x0000000004D30000-memory.dmp

Filesize
64KB

Download
memory/4748-133-0x0000000000050000-0x00000000000EC000-memory.dmp

Filesize
624KB

Download
memory/4748-134-0x0000000005100000-0x00000000056A4000-memory.dmp

Filesize
5.6MB

Download

Analysis

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