agenttesla | 3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534

Analysis

max time kernel
111s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2024 01:10

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General

Target

3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe
Size

553KB
MD5

9696450d184ac26fbebff14339311e0e
SHA1

7f39f6b5ba8f9874242b4d821bd13c1b8d45544c
SHA256

3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534
SHA512

9d3801148e2c938e0cf90de06aca6493d34b377b143e6941daac77955b4e48cc88be254058a93029aef31771f2be30942750fb93f397d84c7f23c790ae64adce
SSDEEP

6144:CpY5xwJSajAqUCkOCqxxx4NJn/omgtqBtLX6WkSM:JcSa4Bqt4NJ/omgcHX6VP

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
162.254.34.31
Port:
587
Username:
[email protected]
Password:
1qpxxBP5AbHZ
Email To:
[email protected]

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs

description	pid	Process	procid_target
PID 3772 created 3436	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	56
PID 4688 created 3436	4688	Ref.exe	56

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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Item.vbs	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Item.vbs	Ref.exe

Executes dropped EXE 1 IoCs

pid	Process
4688	Ref.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
21	api.ipify.org
20	api.ipify.org

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3772 set thread context of 2340	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	85
PID 4688 set thread context of 4680	4688	Ref.exe	97

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ref.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4680	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe
2340	InstallUtil.exe
2340	InstallUtil.exe
4688	Ref.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe
Token: SeDebugPrivilege	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe
Token: SeDebugPrivilege	2340	InstallUtil.exe
Token: SeDebugPrivilege	4688	Ref.exe
Token: SeDebugPrivilege	4688	Ref.exe
Token: SeDebugPrivilege	4680	InstallUtil.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3772 wrote to memory of 4688	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	84
PID 3772 wrote to memory of 4688	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	84
PID 3772 wrote to memory of 4688	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	84
PID 3772 wrote to memory of 2340	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	85
PID 3772 wrote to memory of 2340	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	85
PID 3772 wrote to memory of 2340	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	85
PID 3772 wrote to memory of 2340	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	85
PID 3772 wrote to memory of 2340	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	85
PID 3772 wrote to memory of 2340	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	85
PID 3772 wrote to memory of 2340	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	85
PID 3772 wrote to memory of 2340	3772	3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe	85
PID 4688 wrote to memory of 4680	4688	Ref.exe	97
PID 4688 wrote to memory of 4680	4688	Ref.exe	97
PID 4688 wrote to memory of 4680	4688	Ref.exe	97
PID 4688 wrote to memory of 4680	4688	Ref.exe	97
PID 4688 wrote to memory of 4680	4688	Ref.exe	97
PID 4688 wrote to memory of 4680	4688	Ref.exe	97
PID 4688 wrote to memory of 4680	4688	Ref.exe	97
PID 4688 wrote to memory of 4680	4688	Ref.exe	97

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3436
- C:\Users\Admin\AppData\Local\Temp\3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe
  "C:\Users\Admin\AppData\Local\Temp\3f53aed02e3a0f3f353d1f644c769c768e9ea9ce3dbeeb708e8af3ee98b4b534.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Checks computer location settings
  - Drops startup file
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3772
- - C:\Users\Admin\AppData\Local\Temp\Ref.exe
    "C:\Users\Admin\AppData\Local\Temp\Ref.exe"
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Drops startup file
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4688
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2340
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of AdjustPrivilegeToken
  PID:4680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Ref.exe

Filesize
1.8MB

MD5
09d6a4bbf1c2b63b79ee2e15ff6ba692

SHA1
3b4f242f1b41d602dfa7a38c772fa9c56f658eb3

SHA256
9e887e21b114cfd3cf2f6a5e6f9e384412ef9d5744f0db71778105cd4bf9ddb0

SHA512
1f7a0056b6bf3e6e06dafdcf224dcfdf8902a43a73d72c56e0ee5c3fdf7a7cdc07a818a3aa4848cd86a7e3518cf13a8eaf34ded77d0239c02a32d81adc8c1abd

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Item.vbs

Filesize
79B

MD5
5cc6340ecfdd2252048d5726e4e4a3d3

SHA1
b625b1c7737b69e244a53fffc04e5952b1151727

SHA256
063d636ae20ea2b438e2c13e130d0f1848361eb30019208e2da7c0aaaeb3c17e

SHA512
a1c53dfbb21a87762d3d4753dede1dea63df88f520273de74ccfb4a522e97608b13e33e88c7ff78b5ac1a4887fdfac07641a3d66d50ebf8390cfd7149f5a4536

Download Submit
\??\c:\users\admin\appdata\roaming\item.exe

Filesize
1.8MB

MD5
73ae8c0c206ad6d27f70ba6ff0e153c2

SHA1
afe3a91eaa51ff274ee234c59aa817285b84cea2

SHA256
2fcb0236513173a84e7a9b074c7280553c76edb8373195ca24dfc671182e2d4a

SHA512
1077721d2761846fa5104afcd95f2d36c8a335f58535c30729fbcae1946e999b6d0bee39ecb1e69e682fca62f3959e2212b06f3316384aaf175b3f6ee2a0f9f0

Download Submit
memory/2340-3264-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2340-1219-0x0000000006870000-0x000000000687A000-memory.dmp

Filesize
40KB

Download
memory/2340-1218-0x0000000006800000-0x0000000006850000-memory.dmp

Filesize
320KB

Download
memory/2340-1217-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2340-1216-0x00000000053B0000-0x0000000005416000-memory.dmp

Filesize
408KB

Download
memory/2340-1214-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2340-1215-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3772-17-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-7-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-67-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-63-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-59-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-57-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-55-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-53-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-51-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-47-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-45-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-43-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-41-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-39-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-35-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-33-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-61-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-49-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-27-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-29-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-25-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-23-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-21-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-19-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-65-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-15-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-13-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-11-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-9-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-69-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-1182-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/3772-1183-0x00000000060C0000-0x00000000061C0000-memory.dmp

Filesize
1024KB

Download
memory/3772-1184-0x0000000005EB0000-0x0000000005EFC000-memory.dmp

Filesize
304KB

Download
memory/3772-1196-0x0000000006A50000-0x0000000006AA4000-memory.dmp

Filesize
336KB

Download
memory/3772-1204-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/3772-1197-0x000000007522E000-0x000000007522F000-memory.dmp

Filesize
4KB

Download
memory/3772-1209-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/3772-1213-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/3772-1212-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/3772-37-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-31-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-6-0x0000000005BC0000-0x0000000005D4A000-memory.dmp

Filesize
1.5MB

Download
memory/3772-5-0x0000000005E10000-0x0000000005EA2000-memory.dmp

Filesize
584KB

Download
memory/3772-1210-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/3772-4-0x0000000006300000-0x00000000068A4000-memory.dmp

Filesize
5.6MB

Download
memory/3772-3-0x0000000005BC0000-0x0000000005D50000-memory.dmp

Filesize
1.6MB

Download
memory/3772-0-0x000000007522E000-0x000000007522F000-memory.dmp

Filesize
4KB

Download
memory/3772-1-0x0000000000010000-0x000000000009E000-memory.dmp

Filesize
568KB

Download
memory/3772-2-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/4680-2408-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/4680-2410-0x0000000005710000-0x00000000057D6000-memory.dmp

Filesize
792KB

Download
memory/4680-3263-0x00000000059A0000-0x00000000059F6000-memory.dmp

Filesize
344KB

Download
memory/4688-1207-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/4688-1220-0x0000000005FF0000-0x000000000617C000-memory.dmp

Filesize
1.5MB

Download
memory/4688-2278-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/4688-2398-0x0000000006390000-0x000000000648C000-memory.dmp

Filesize
1008KB

Download
memory/4688-1202-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/4688-1201-0x0000000002720000-0x0000000002728000-memory.dmp

Filesize
32KB

Download
memory/4688-2409-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/4688-1200-0x00000000002D0000-0x00000000004AA000-memory.dmp

Filesize
1.9MB

Download