agenttesla | d6a6b81a066b5b7a8194929ff127f2c125ccba02a6e8a0319a7cca931cd9788a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
09/06/2024, 01:49

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General

Target
STATEMENT OF ACCOUNT.exe
Size 779KB
Sample240609-b83vxsce39
SHA256 113e56cc0bb3dca13bf13c0e47a25b102b4f8e7af8b156fc7e6fcd76ba40c8ff
MD5 c3245f5ed1ef3b1fa4065c8cb4cd27c8
SHA1 f3bfaf829add69d1c39a5045fba5faa02b345f20
SHA512 6a9760e20b5114c56cd31cba377f9fa54812dab6e4e90f533a214b88a519e89c85a84249e02458b7a060635f755833f006134d064b828b73fc3cd36dd228d818
SSDEEP 12288:GQt+5v4c5nvCRzsgfZ+E40r9RqTBtF3Q0XsKNr+u9Y6vdjTOM5H0dG1qqQ24FPzn:0BtF3Q0XLCuy6vpfOeH1eCrXW
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.springandsummer.lk
Port
587
Username
[email protected]
Password
anu##323
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. 5 IoCs

resource	yara_rule
behavioral1/memory/1068-126-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1068-125-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1068-122-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1068-120-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1068-127-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs

resource	yara_rule
behavioral1/memory/1068-126-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1068-125-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1068-122-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1068-120-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1068-127-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs

resource	yara_rule
behavioral1/memory/1068-126-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1068-125-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1068-122-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1068-120-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1068-127-0x0000000000400000-0x0000000000442000-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 5 IoCs

resource	yara_rule
behavioral1/memory/1068-126-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1068-125-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1068-122-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1068-120-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1068-127-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/1068-126-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1068-125-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1068-122-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1068-120-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1068-127-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/1068-126-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1068-125-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1068-122-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1068-120-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1068-127-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1868	powershell.exe
1692	powershell.exe

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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1964 set thread context of 1068	1964	STATEMENT OF ACCOUNT.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
1664	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1964	STATEMENT OF ACCOUNT.exe
1964	STATEMENT OF ACCOUNT.exe
1964	STATEMENT OF ACCOUNT.exe
1964	STATEMENT OF ACCOUNT.exe
1964	STATEMENT OF ACCOUNT.exe
1964	STATEMENT OF ACCOUNT.exe
1964	STATEMENT OF ACCOUNT.exe
1068	RegSvcs.exe
1068	RegSvcs.exe
1692	powershell.exe
1868	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1964	STATEMENT OF ACCOUNT.exe
Token: SeDebugPrivilege	1068	RegSvcs.exe
Token: SeDebugPrivilege	1692	powershell.exe
Token: SeDebugPrivilege	1868	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 1868	1964	STATEMENT OF ACCOUNT.exe	28
PID 1964 wrote to memory of 1868	1964	STATEMENT OF ACCOUNT.exe	28
PID 1964 wrote to memory of 1868	1964	STATEMENT OF ACCOUNT.exe	28
PID 1964 wrote to memory of 1868	1964	STATEMENT OF ACCOUNT.exe	28
PID 1964 wrote to memory of 1692	1964	STATEMENT OF ACCOUNT.exe	30
PID 1964 wrote to memory of 1692	1964	STATEMENT OF ACCOUNT.exe	30
PID 1964 wrote to memory of 1692	1964	STATEMENT OF ACCOUNT.exe	30
PID 1964 wrote to memory of 1692	1964	STATEMENT OF ACCOUNT.exe	30
PID 1964 wrote to memory of 1664	1964	STATEMENT OF ACCOUNT.exe	31
PID 1964 wrote to memory of 1664	1964	STATEMENT OF ACCOUNT.exe	31
PID 1964 wrote to memory of 1664	1964	STATEMENT OF ACCOUNT.exe	31
PID 1964 wrote to memory of 1664	1964	STATEMENT OF ACCOUNT.exe	31
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34
PID 1964 wrote to memory of 1068	1964	STATEMENT OF ACCOUNT.exe	34

C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe
"C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964
- 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\STATEMENT OF ACCOUNT.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1868
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\uZkgoYezLmlkkl.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1692
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uZkgoYezLmlkkl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7AB0.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1664
- 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
  PID:1068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Size 70KB
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
SSDEEP 1536:gc257bHnClJ3v5mnAQEBP+bfnW8Ctl8G1G4eu76NWDdB34w18R5cBWcJAm68+Q:gp2ld5jPqW8LgeulxB3fgcEfDQ
MD5 SHA1 SHA512 SSDEEP

Submit Download

Tar2959.tmp

Path C:\Users\Admin\AppData\Local\Temp\Tar2959.tmp
Size 181KB
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
SSDEEP 1536:aAZw/J+lCUsTRvsqgCyqWlUDNWdm1wpSru2A0XwjY/z02DTr3rmt6mZ:as2J+qTR0XCy/dmASru2AijbdG
MD5 SHA1 SHA512 SSDEEP

Submit Download

tmp7AB0.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp7AB0.tmp
Size 1KB
SHA256 20b64a8770b3e037a3a938a2e48e9ab7d5c6b80af451ed8a12105740b97b8de2
MD5 2254078913d89e218e149d2056ead396
SHA1 5a37a22c16f6a95a083ef30b200ae720577af8ef
SHA512 e78eb9f01a5a9f503cd690f0df706081a682216177fc1a96a31db35f3374e8c7d8b760946f2301d60f0965e156be03e95a56ed67a53540d2ca0058793204b30a
MD5 SHA1 SHA512

Submit Download

d93f411851d7c929.customDestinations-ms

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Size 7KB
SHA256 3814ac8d0f218341f1e42df9b4b1d5cb947e0f51241a62ce737d3f9d825fe117
MD5 7481f44826c1eb29dc7fd3d1c4192b00
SHA1 0505eff578f4bd9ebb577daa0eb5d4d452026dc1
SHA512 6f0527b59746590f5053af9189ee1c836c5f5216c36e2e4a6df174b21cdd1b68103e21a264bda04d8f7a17058ad87c7282c1313fc428626ceb4ea2cc79f7d4fa
SSDEEP 96:NK1GCCFOM8+nqvsqvJCwofK1GCCFOM8+nqvsEHyqvJCworVKZPhQH6+7bJXlUVd:Y3CUoi3CAHnorVKLf+7bJS
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1068-124-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/1068-120-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1068-127-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1068-118-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1068-122-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1068-125-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1068-126-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1068-116-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/1964-1-0x0000000000180000-0x0000000000244000-memory.dmp

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memory/1964-3-0x0000000074C60000-0x000000007534E000-memory.dmp

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memory/1964-108-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

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memory/1964-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

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memory/1964-103-0x0000000006670000-0x00000000066F4000-memory.dmp

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memory/1964-100-0x0000000001F00000-0x0000000001F16000-memory.dmp

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memory/1964-102-0x0000000002040000-0x0000000002050000-memory.dmp

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memory/1964-101-0x0000000001F10000-0x0000000001F1E000-memory.dmp

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memory/1964-128-0x0000000074C60000-0x000000007534E000-memory.dmp

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