agenttesla | 2d1a013b096ee6e0e8917809ba4c7d8f25cd7808a00e59cdb145b1f489ba546a

General

Target

AWB 5331810761.exe
Size

650KB
MD5

5a449aac29f1543a3fe7d0e481d9c5f9
SHA1

8d8b50dc365132b5f2e99e3f67b25bb74e82bf37
SHA256

2d1a013b096ee6e0e8917809ba4c7d8f25cd7808a00e59cdb145b1f489ba546a
SHA512

58cbdca0fe74580d9b1ac39398d2ee4a4650877213343a81e5e2e91475bdcfe5cc9195c607d04f7f2c11ae79f9b8376849f03f1d9eae70abd9f863deae0dcb25
SSDEEP

12288:jN1ugO6Hmq31GTy4+z2zTs6naU49oAtxMvr+eKFZSPR:asD3EWzgra5txs+pzK

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6212701050:AAErVFpJnLIOy-vtdkkH8KxPMtjZB1gt9Ak/

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-1-5-21-3011986978-2180659500-3669311805-1000\Control Panel\International\Geo\Nation	AWB 5331810761.exe

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
T1081
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-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe
Key opened	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe
Key opened	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.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
35	api.ipify.org
36	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3832 set thread context of 4440	3832	AWB 5331810761.exe	99

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2492	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4612	powershell.exe
4612	powershell.exe
4440	AWB 5331810761.exe
4440	AWB 5331810761.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4612	powershell.exe
Token: SeDebugPrivilege	4440	AWB 5331810761.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3832 wrote to memory of 4612	3832	AWB 5331810761.exe	95
PID 3832 wrote to memory of 4612	3832	AWB 5331810761.exe	95
PID 3832 wrote to memory of 4612	3832	AWB 5331810761.exe	95
PID 3832 wrote to memory of 2492	3832	AWB 5331810761.exe	97
PID 3832 wrote to memory of 2492	3832	AWB 5331810761.exe	97
PID 3832 wrote to memory of 2492	3832	AWB 5331810761.exe	97
PID 3832 wrote to memory of 4440	3832	AWB 5331810761.exe	99
PID 3832 wrote to memory of 4440	3832	AWB 5331810761.exe	99
PID 3832 wrote to memory of 4440	3832	AWB 5331810761.exe	99
PID 3832 wrote to memory of 4440	3832	AWB 5331810761.exe	99
PID 3832 wrote to memory of 4440	3832	AWB 5331810761.exe	99
PID 3832 wrote to memory of 4440	3832	AWB 5331810761.exe	99
PID 3832 wrote to memory of 4440	3832	AWB 5331810761.exe	99
PID 3832 wrote to memory of 4440	3832	AWB 5331810761.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe

C:\Users\Admin\AppData\Local\Temp\AWB 5331810761.exe
"C:\Users\Admin\AppData\Local\Temp\AWB 5331810761.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3832
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ungBjnPReyIHvk.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4612
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ungBjnPReyIHvk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp396A.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2492
- C:\Users\Admin\AppData\Local\Temp\AWB 5331810761.exe
  "C:\Users\Admin\AppData\Local\Temp\AWB 5331810761.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4440

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\AWB 5331810761.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_v3soxxcn.sua.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp396A.tmp

Filesize
1KB

MD5
394f8212093998268cf1ab6915e4f92d

SHA1
182c2ce0247556a2704d9b7be45e96b5107d30d3

SHA256
723b8ae42b90ec323310fde19dbd7a7337f6b5ce88e1d406689a68446441712e

SHA512
81cb3368258a0df62061aca5a7f34c9a22ac8dafc1ee6682f63e0976ff299a0d64c83144f0b144c396f7df081725c33d7d82f067d43fa8197ae2c06875cbc915

Download Submit
memory/3832-134-0x0000000005790000-0x0000000005D34000-memory.dmp

Filesize
5.6MB

Download
memory/3832-135-0x0000000005280000-0x0000000005312000-memory.dmp

Filesize
584KB

Download
memory/3832-136-0x0000000005250000-0x000000000525A000-memory.dmp

Filesize
40KB

Download
memory/3832-137-0x0000000005210000-0x0000000005220000-memory.dmp

Filesize
64KB

Download
memory/3832-138-0x0000000005210000-0x0000000005220000-memory.dmp

Filesize
64KB

Download
memory/3832-139-0x00000000087C0000-0x000000000885C000-memory.dmp

Filesize
624KB

Download
memory/3832-133-0x00000000007D0000-0x0000000000878000-memory.dmp

Filesize
672KB

Download
memory/4440-162-0x00000000056B0000-0x00000000056C0000-memory.dmp

Filesize
64KB

Download
memory/4440-147-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4440-190-0x00000000056B0000-0x00000000056C0000-memory.dmp

Filesize
64KB

Download
memory/4440-152-0x0000000005770000-0x00000000057D6000-memory.dmp

Filesize
408KB

Download
memory/4440-184-0x0000000007100000-0x00000000072C2000-memory.dmp

Filesize
1.8MB

Download
memory/4440-182-0x0000000006EE0000-0x0000000006F30000-memory.dmp

Filesize
320KB

Download
memory/4612-167-0x0000000071040000-0x000000007108C000-memory.dmp

Filesize
304KB

Download
memory/4612-180-0x0000000007030000-0x000000000704A000-memory.dmp

Filesize
104KB

Download
memory/4612-164-0x0000000005D30000-0x0000000005D4E000-memory.dmp

Filesize
120KB

Download
memory/4612-165-0x00000000062F0000-0x0000000006322000-memory.dmp

Filesize
200KB

Download
memory/4612-166-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/4612-144-0x0000000002400000-0x0000000002436000-memory.dmp

Filesize
216KB

Download
memory/4612-178-0x00000000062D0000-0x00000000062EE000-memory.dmp

Filesize
120KB

Download
memory/4612-168-0x000000007F440000-0x000000007F450000-memory.dmp

Filesize
64KB

Download
memory/4612-179-0x0000000007680000-0x0000000007CFA000-memory.dmp

Filesize
6.5MB

Download
memory/4612-163-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/4612-181-0x00000000070A0000-0x00000000070AA000-memory.dmp

Filesize
40KB

Download
memory/4612-146-0x0000000004E60000-0x0000000005488000-memory.dmp

Filesize
6.2MB

Download
memory/4612-183-0x00000000072B0000-0x0000000007346000-memory.dmp

Filesize
600KB

Download
memory/4612-151-0x0000000005640000-0x00000000056A6000-memory.dmp

Filesize
408KB

Download
memory/4612-185-0x0000000007260000-0x000000000726E000-memory.dmp

Filesize
56KB

Download
memory/4612-186-0x0000000007370000-0x000000000738A000-memory.dmp

Filesize
104KB

Download
memory/4612-187-0x0000000007350000-0x0000000007358000-memory.dmp

Filesize
32KB

Download
memory/4612-150-0x0000000004D70000-0x0000000004D92000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads