agenttesla | 9d418055b5f4e136df08686972fab53b99850f9acac7db80fc40114689b13bfb

Analysis

max time kernel
119s
max time network
142s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
08/04/2024, 08:09

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General

Target
payment slip.exe
Size 677KB
Sample240408-j15csacf33
SHA256 f064387ab391aff2b0d120df58a0a98e269843462aca86076a9cb113885bd2cc
MD5 16840755455640657de48aa81c0f5247
SHA1 4b64f121ed06741bb1a36f023beb7a10e26d0b27
SHA512 ed171d8af700f10e63577297c2626a0de99e0099c2a2c58b45731e0255aa923ac5e0b66dff6df28ffdf05b8b7d4cdc403dc74782f9efa5bda6dfb80b377df38b
SSDEEP 12288:aFIB1oVeon3X8hq7WyqJoZnglXHQAM8vj4sbROgnSu2yqfbXxko7EF:aFqo53Mhq7WyqOnK3QkROGbZqjHi
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.starmech.net
Port
587
Username
[email protected]
Password
nics123
Email to
[email protected]

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\zZudWq = "C:\\Users\\Admin\\AppData\\Roaming\\zZudWq\\zZudWq.exe"	RegSvcs.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2284 set thread context of 1956	2284	payment slip.exe	34

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
2600	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2284	payment slip.exe
2724	powershell.exe
2132	powershell.exe
2284	payment slip.exe
1956	RegSvcs.exe
1956	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2284	payment slip.exe
Token: SeDebugPrivilege	2724	powershell.exe
Token: SeDebugPrivilege	2132	powershell.exe
Token: SeDebugPrivilege	1956	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1956	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 2132	2284	payment slip.exe	28
PID 2284 wrote to memory of 2132	2284	payment slip.exe	28
PID 2284 wrote to memory of 2132	2284	payment slip.exe	28
PID 2284 wrote to memory of 2132	2284	payment slip.exe	28
PID 2284 wrote to memory of 2724	2284	payment slip.exe	30
PID 2284 wrote to memory of 2724	2284	payment slip.exe	30
PID 2284 wrote to memory of 2724	2284	payment slip.exe	30
PID 2284 wrote to memory of 2724	2284	payment slip.exe	30
PID 2284 wrote to memory of 2600	2284	payment slip.exe	32
PID 2284 wrote to memory of 2600	2284	payment slip.exe	32
PID 2284 wrote to memory of 2600	2284	payment slip.exe	32
PID 2284 wrote to memory of 2600	2284	payment slip.exe	32
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34
PID 2284 wrote to memory of 1956	2284	payment slip.exe	34

C:\Users\Admin\AppData\Local\Temp\payment slip.exe
"C:\Users\Admin\AppData\Local\Temp\payment slip.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2284
- 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\payment slip.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2132
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qlcToiWJjUhr.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2724
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qlcToiWJjUhr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp37A4.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2600
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

tmp37A4.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp37A4.tmp
Size 1KB
SHA256 e0e6d0135be65bec608ff8b4ae55d4c1d9e149078d56648b682a3a5dab746534
MD5 ae815415a2d7a8aefbdfbcd56b44f331
SHA1 25a8fc71489c21ec3e3ada70f828d8093207c2ec
SHA512 367cdf8259d96d527b7ee965611e7d07b3f202f0e8899647a36b64ed59b8ad0e68681a7a13aa0ccdb273c27a32a17a1008b3ff5f7e1feed10d33bc0272f4245e
MD5 SHA1 SHA512

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d93f411851d7c929.customDestinations-ms

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Size 7KB
SHA256 b510fc0d1b27bac3959f7e92ef09a498ae5306d105f226d5387ad4b40c9697ed
MD5 03ca91b934ef3f920d659e0bcdae84aa
SHA1 b2a51fefe862382f22da956dcc6cc21e5eff4fd0
SHA512 68b5b7924657582bc77708d39bf02d9845f1d72afe573846daa96fca9e2125c5d152e4d2c5896dafa4691bce90961f07e9528a1cdac597bef0f9f9cac9b6d088
SSDEEP 96:85aCNM8LnqvsqvJCwoGf/5aCNM8LnqvsEHyqvJCwor8fvB6ZQHgA7SNXlUV9:kvvUoGfxvvAHnor8fv+NA7SNC
MD5 SHA1 SHA512 SSDEEP

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memory/1956-37-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1956-42-0x00000000049D0000-0x0000000004A10000-memory.dmp

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memory/1956-41-0x0000000073B50000-0x000000007423E000-memory.dmp

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memory/1956-40-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1956-25-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1956-60-0x0000000073B50000-0x000000007423E000-memory.dmp

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memory/1956-61-0x00000000049D0000-0x0000000004A10000-memory.dmp

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memory/1956-35-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1956-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/1956-31-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1956-29-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1956-23-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2132-26-0x000000006FCE0000-0x000000007028B000-memory.dmp

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memory/2132-19-0x000000006FCE0000-0x000000007028B000-memory.dmp

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memory/2132-28-0x0000000002740000-0x0000000002780000-memory.dmp

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memory/2132-43-0x000000006FCE0000-0x000000007028B000-memory.dmp

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memory/2284-4-0x0000000000800000-0x0000000000808000-memory.dmp

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memory/2284-38-0x0000000074E50000-0x000000007553E000-memory.dmp

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memory/2284-6-0x0000000005860000-0x00000000058E2000-memory.dmp

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memory/2284-5-0x0000000000820000-0x000000000082C000-memory.dmp

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memory/2284-1-0x0000000074E50000-0x000000007553E000-memory.dmp

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memory/2284-3-0x0000000000940000-0x000000000095C000-memory.dmp

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memory/2284-2-0x00000000049C0000-0x0000000004A00000-memory.dmp

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memory/2284-0-0x00000000013B0000-0x0000000001460000-memory.dmp

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memory/2724-20-0x000000006FCE0000-0x000000007028B000-memory.dmp

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memory/2724-21-0x0000000002940000-0x0000000002980000-memory.dmp

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memory/2724-22-0x000000006FCE0000-0x000000007028B000-memory.dmp

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memory/2724-44-0x000000006FCE0000-0x000000007028B000-memory.dmp

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