agenttesla | 0e44ef0035d252a8bce7f2fbd965871d3fc3b1669cbe7f7a6e57b62a1cab6c5c

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 03:02

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General

Target

2590387aff49b2feb7ba864735f34f25.exe
Size

623KB
MD5

2590387aff49b2feb7ba864735f34f25
SHA1

beb60f9c90a545fd135478121f8bbec2d38e7a8e
SHA256

0e44ef0035d252a8bce7f2fbd965871d3fc3b1669cbe7f7a6e57b62a1cab6c5c
SHA512

dd24449235a49e2b975a4b388f323f2b2be0d25540c9e5d4af2ffd26a5b36f8e1d230517d6f5fe2fcf755034fbcd49abb3ddcc7b161e409ed620a4c49d752f05
SSDEEP

12288:WXe9PPlowWX0t6mOQwg1Qd15CcYk0We1FeG+VXVwPcSW6gUshjY:rhloDX0XOf4KVXVwPzhgi

Score

10^/10

agenttesla keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot1611823422:AAE2tV5jSK2FOUbFQRNzZUsuQBkBGzgEX5U/sendDocument

Signatures

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

AgentTesla payload 3 IoCs

resource	yara_rule
behavioral1/memory/1252-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1252-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1252-8-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1960-0-0x0000000000400000-0x0000000000568000-memory.dmp	upx
behavioral1/memory/1960-9-0x0000000000400000-0x0000000000568000-memory.dmp	upx
behavioral1/memory/1252-19-0x0000000002180000-0x00000000021C0000-memory.dmp	upx

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1960-9-0x0000000000400000-0x0000000000568000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1960 set thread context of 1252	1960	2590387aff49b2feb7ba864735f34f25.exe	15

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1252	MSBuild.exe
1252	MSBuild.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1960	2590387aff49b2feb7ba864735f34f25.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1252	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 1252	1960	2590387aff49b2feb7ba864735f34f25.exe	15
PID 1960 wrote to memory of 1252	1960	2590387aff49b2feb7ba864735f34f25.exe	15
PID 1960 wrote to memory of 1252	1960	2590387aff49b2feb7ba864735f34f25.exe	15
PID 1960 wrote to memory of 1252	1960	2590387aff49b2feb7ba864735f34f25.exe	15
PID 1960 wrote to memory of 1252	1960	2590387aff49b2feb7ba864735f34f25.exe	15
PID 1252 wrote to memory of 2376	1252	MSBuild.exe	29
PID 1252 wrote to memory of 2376	1252	MSBuild.exe	29
PID 1252 wrote to memory of 2376	1252	MSBuild.exe	29
PID 1252 wrote to memory of 2376	1252	MSBuild.exe	29

C:\Users\Admin\AppData\Local\Temp\2590387aff49b2feb7ba864735f34f25.exe
"C:\Users\Admin\AppData\Local\Temp\2590387aff49b2feb7ba864735f34f25.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "C:\Users\Admin\AppData\Local\Temp\2590387aff49b2feb7ba864735f34f25.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1252
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 520
    3⤵
    PID:2376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1252-14-0x00000000745B0000-0x0000000074B5B000-memory.dmp

Filesize
5.7MB

Download
memory/1252-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1252-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1252-15-0x00000000745B0000-0x0000000074B5B000-memory.dmp

Filesize
5.7MB

Download
memory/1252-16-0x0000000002180000-0x00000000021C0000-memory.dmp

Filesize
256KB

Download
memory/1252-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1252-18-0x00000000745B0000-0x0000000074B5B000-memory.dmp

Filesize
5.7MB

Download
memory/1252-19-0x0000000002180000-0x00000000021C0000-memory.dmp

Filesize
256KB

Download
memory/1960-6-0x0000000000A20000-0x0000000000A21000-memory.dmp

Filesize
4KB

Download
memory/1960-0-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/1960-9-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/1960-7-0x0000000002690000-0x0000000002692000-memory.dmp

Filesize
8KB

Download
memory/2376-17-0x0000000001DF0000-0x0000000001DF1000-memory.dmp

Filesize
4KB

Download