agenttesla | 23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22/02/2024, 05:42

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General

Target

23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe
Size

706KB
MD5

54804a276cb803d1755b1c728af5371e
SHA1

f8048f625beecd0e2f2f376f3ef0021cbf508580
SHA256

23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1
SHA512

f6aba874bd72bb205a7fe8de183b6e6a19dbe6f923d28eb2b8d04bdf567c1e7d47c66f488a580e2087a73ef76d35dbf8d4ab0238ab0c367deefd31c19ef6a2f3
SSDEEP

12288:2xpFkU1+0DW58Pr1HvQG8xEHdnIF1M4f7rgcg5pw3DbdRS0R0MuC2iN:opFVILGPrFvmxWv4fgjw3JOMuC1

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.wasstech.com
Port:
587
Username:
[email protected]
Password:
Sunray2700@@
Email To:
[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. 6 IoCs

resource	yara_rule
behavioral1/memory/2704-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2704-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2704-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2704-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2824-40-0x0000000002330000-0x0000000002370000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2704-39-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs

resource	yara_rule
behavioral1/memory/2704-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2704-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2704-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2704-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2824-40-0x0000000002330000-0x0000000002370000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2704-39-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs

resource	yara_rule
behavioral1/memory/2704-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2704-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2704-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2704-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2824-40-0x0000000002330000-0x0000000002370000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2704-39-0x0000000000400000-0x0000000000442000-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 6 IoCs

resource	yara_rule
behavioral1/memory/2704-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2704-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2704-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2704-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2824-40-0x0000000002330000-0x0000000002370000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2704-39-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2704-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2704-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2704-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2704-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2824-40-0x0000000002330000-0x0000000002370000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2704-39-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2704-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2704-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2704-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2704-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2824-40-0x0000000002330000-0x0000000002370000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2704-39-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2144 set thread context of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35

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/Job

T1053

pid	Process
2076	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe
2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe
2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe
2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe
2652	powershell.exe
2824	powershell.exe
2704	RegSvcs.exe
2704	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe
Token: SeDebugPrivilege	2652	powershell.exe
Token: SeDebugPrivilege	2824	powershell.exe
Token: SeDebugPrivilege	2704	RegSvcs.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 2652	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	28
PID 2144 wrote to memory of 2652	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	28
PID 2144 wrote to memory of 2652	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	28
PID 2144 wrote to memory of 2652	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	28
PID 2144 wrote to memory of 2824	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	30
PID 2144 wrote to memory of 2824	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	30
PID 2144 wrote to memory of 2824	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	30
PID 2144 wrote to memory of 2824	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	30
PID 2144 wrote to memory of 2076	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	32
PID 2144 wrote to memory of 2076	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	32
PID 2144 wrote to memory of 2076	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	32
PID 2144 wrote to memory of 2076	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	32
PID 2144 wrote to memory of 2568	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	34
PID 2144 wrote to memory of 2568	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	34
PID 2144 wrote to memory of 2568	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	34
PID 2144 wrote to memory of 2568	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	34
PID 2144 wrote to memory of 2568	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	34
PID 2144 wrote to memory of 2568	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	34
PID 2144 wrote to memory of 2568	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	34
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35
PID 2144 wrote to memory of 2704	2144	23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe	35

C:\Users\Admin\AppData\Local\Temp\23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe
"C:\Users\Admin\AppData\Local\Temp\23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2144
- 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\23b02a697196412dc72b191d239a55d791a819e8aea8a1ed636f2a8182c834d1.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2652
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QUKkfGwFzUQSB.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2824
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QUKkfGwFzUQSB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7DD7.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2076
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2568
- 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:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7DD7.tmp

Filesize
1KB

MD5
ce097df3f1e9f0a13c4f7fce59391a77

SHA1
a836b26c9401e90170be682221c52678dd3250cb

SHA256
218a7775bfdd54ee7a150cdf11004719c54230ff67c4fbc658175c03b13d40ee

SHA512
679ba13db26817bcde54d51c6863b86896b294f199f4c77388ee663886c9c17f64c7e62a9dcd3cc522cdff6dd4ed518662096196bbffebf6a01cfb43de876532

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\LLDTZYXYCM5RGQDDU2GG.temp

Filesize
7KB

MD5
1b60d2b1231826a9bfeb8dd9840ba043

SHA1
a30cec1361814ae9bfbee8920296d703898f3a19

SHA256
d93b74447907f1656c3acae054267bf3368f2529833368b52ce2ed86da924218

SHA512
4ef019ec22243282c841e27f231fc33b069b2652ba784ddf186fc7df4f7d866c52540ad876a73830e10e9e8ba5800e8a9d68deaafbf1bcb595c153abcb141dd4

Download Submit
memory/2144-6-0x00000000053A0000-0x0000000005422000-memory.dmp

Filesize
520KB

Download
memory/2144-3-0x0000000000530000-0x0000000000550000-memory.dmp

Filesize
128KB

Download
memory/2144-4-0x0000000000640000-0x000000000064E000-memory.dmp

Filesize
56KB

Download
memory/2144-5-0x0000000000650000-0x0000000000662000-memory.dmp

Filesize
72KB

Download
memory/2144-2-0x00000000007C0000-0x0000000000800000-memory.dmp

Filesize
256KB

Download
memory/2144-1-0x0000000074840000-0x0000000074F2E000-memory.dmp

Filesize
6.9MB

Download
memory/2144-36-0x0000000074840000-0x0000000074F2E000-memory.dmp

Filesize
6.9MB

Download
memory/2144-0-0x0000000000880000-0x0000000000936000-memory.dmp

Filesize
728KB

Download
memory/2652-27-0x000000006E520000-0x000000006EACB000-memory.dmp

Filesize
5.7MB

Download
memory/2652-41-0x000000006E520000-0x000000006EACB000-memory.dmp

Filesize
5.7MB

Download
memory/2652-37-0x0000000002480000-0x00000000024C0000-memory.dmp

Filesize
256KB

Download
memory/2704-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2704-26-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2704-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2704-32-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2704-35-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2704-39-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2704-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2704-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-29-0x0000000002330000-0x0000000002370000-memory.dmp

Filesize
256KB

Download
memory/2824-34-0x000000006E520000-0x000000006EACB000-memory.dmp

Filesize
5.7MB

Download
memory/2824-40-0x0000000002330000-0x0000000002370000-memory.dmp

Filesize
256KB

Download
memory/2824-24-0x000000006E520000-0x000000006EACB000-memory.dmp

Filesize
5.7MB

Download
memory/2824-42-0x000000006E520000-0x000000006EACB000-memory.dmp

Filesize
5.7MB

Download