agenttesla | 6fde7f531438d2122f5b9b31f9aca0d1fbbef59e20d73cf81eac9b6250dededc

Analysis

max time kernel
140s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 01:49

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General

Target

invoice CHN1080769.PDF.exe
Size

761KB
MD5

77c6015c8c679abe8cd11cb51125f6c9
SHA1

f9fd8a7f13b03480ae58622c228d6a6bb660f409
SHA256

63219f4d5975bf956a1c5c8b98011f721cfb1e2b4894c6ec9f5a94d77e2652e8
SHA512

510a8a2e2905eebd97bbda9e4cf183392b59aa18f9bb3278fed82fd10721ebc1ad06633992e6f4ee8b4eb64b4d89cf185aeab3b316d041ccb523c0d46110f52a
SSDEEP

12288:YzDn6yWn7fcpVZlu/6uHD73sYw0WJv1/wHiksaGdt8qmUMbpG/IinMkqFozGrCWW:sn698VVYHst0WrTkGrpm4/nMHvv/QO4v

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.shaktiinstrumentations.in
Port:
587
Username:
[email protected]
Password:
Shakti54231!@#$%#@!
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. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2716-48-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2716-48-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2716-48-0x0000000000400000-0x0000000000442000-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 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2716-48-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2716-48-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2716-48-0x0000000000400000-0x0000000000442000-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

Processes:

powershell.exepowershell.exe

pid process

2940 powershell.exe
2644 powershell.exe

pid	process
2940	powershell.exe
2644	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

Processes:

invoice CHN1080769.PDF.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	invoice CHN1080769.PDF.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

invoice CHN1080769.PDF.exe

description pid process target process

PID 440 set thread context of 2716 440 invoice CHN1080769.PDF.exe RegSvcs.exe
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

Processes:

schtasks.exe

pid process

4168 schtasks.exe

description	pid	process	target process
PID 440 set thread context of 2716	440	invoice CHN1080769.PDF.exe	RegSvcs.exe

pid	process
4168	schtasks.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

Processes:

invoice CHN1080769.PDF.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
440	invoice CHN1080769.PDF.exe
440	invoice CHN1080769.PDF.exe
440	invoice CHN1080769.PDF.exe
440	invoice CHN1080769.PDF.exe
440	invoice CHN1080769.PDF.exe
440	invoice CHN1080769.PDF.exe
440	invoice CHN1080769.PDF.exe
2940	powershell.exe
2940	powershell.exe
2644	powershell.exe
2644	powershell.exe
440	invoice CHN1080769.PDF.exe
440	invoice CHN1080769.PDF.exe
440	invoice CHN1080769.PDF.exe
440	invoice CHN1080769.PDF.exe
440	invoice CHN1080769.PDF.exe
2940	powershell.exe
2716	RegSvcs.exe
2716	RegSvcs.exe
2716	RegSvcs.exe
2644	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

invoice CHN1080769.PDF.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	440	invoice CHN1080769.PDF.exe
Token: SeDebugPrivilege	2940	powershell.exe
Token: SeDebugPrivilege	2644	powershell.exe
Token: SeDebugPrivilege	2716	RegSvcs.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

invoice CHN1080769.PDF.exe

description	pid	process	target process
PID 440 wrote to memory of 2940	440	invoice CHN1080769.PDF.exe	powershell.exe
PID 440 wrote to memory of 2940	440	invoice CHN1080769.PDF.exe	powershell.exe
PID 440 wrote to memory of 2940	440	invoice CHN1080769.PDF.exe	powershell.exe
PID 440 wrote to memory of 2644	440	invoice CHN1080769.PDF.exe	powershell.exe
PID 440 wrote to memory of 2644	440	invoice CHN1080769.PDF.exe	powershell.exe
PID 440 wrote to memory of 2644	440	invoice CHN1080769.PDF.exe	powershell.exe
PID 440 wrote to memory of 4168	440	invoice CHN1080769.PDF.exe	schtasks.exe
PID 440 wrote to memory of 4168	440	invoice CHN1080769.PDF.exe	schtasks.exe
PID 440 wrote to memory of 4168	440	invoice CHN1080769.PDF.exe	schtasks.exe
PID 440 wrote to memory of 3620	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 3620	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 3620	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2172	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2172	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2172	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2716	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2716	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2716	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2716	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2716	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2716	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2716	440	invoice CHN1080769.PDF.exe	RegSvcs.exe
PID 440 wrote to memory of 2716	440	invoice CHN1080769.PDF.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\invoice CHN1080769.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\invoice CHN1080769.PDF.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:440

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\invoice CHN1080769.PDF.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2940

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ziQWPdVrQxk.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2644

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ziQWPdVrQxk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3C39.tmp"
2⤵
- Creates scheduled task(s)
PID:4168

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:3620

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:2172

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:2716

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4100,i,14221647728265121051,6840906015709541562,262144 --variations-seed-version --mojo-platform-channel-handle=3960 /prefetch:8
1⤵
PID:4644

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
219d38b2ca711c01d1d2f492b06a8d98

SHA1
53dba80534fb80b16ceb03e8a61d8dd821124246

SHA256
782885be457115347402d1666634a5ff3f8eedebb72aa548fbbd979e61846272

SHA512
e60e2914e65002215689a3dbc9d3c7e5cf607f3ce5a008f477c4b0d7d4f1d44bce467ada0eddc40576310d7802829632430f6c9b1c1f1ed27ae1a53ef1142856

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xb53bvqd.4zk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3C39.tmp

Filesize
1KB

MD5
5be579b6014ebdda6f025be0d6b475bd

SHA1
fa92be36dd2fd3870020bf97ba43f167ab1af4f1

SHA256
8b8dd00ae053b009b712de9055707ececc5307bac8c307e0fa1c43e2c9334a87

SHA512
d79b94b06fb1d5e16553abb378b65cfa5a817dc94ed30ada7b6668d361aca041e7f1bcf36caa15e47e0417e2069488a23754444a2161685a7a7d9c85b0259b2b

Download Submit
memory/440-4-0x0000000005780000-0x000000000578A000-memory.dmp

Filesize
40KB

Download
memory/440-12-0x00000000751DE000-0x00000000751DF000-memory.dmp

Filesize
4KB

Download
memory/440-6-0x0000000005B70000-0x0000000005B92000-memory.dmp

Filesize
136KB

Download
memory/440-7-0x0000000009330000-0x000000000933C000-memory.dmp

Filesize
48KB

Download
memory/440-8-0x0000000003060000-0x0000000003070000-memory.dmp

Filesize
64KB

Download
memory/440-9-0x0000000006C20000-0x0000000006CA4000-memory.dmp

Filesize
528KB

Download
memory/440-10-0x000000000A3E0000-0x000000000A47C000-memory.dmp

Filesize
624KB

Download
memory/440-5-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/440-3-0x0000000005800000-0x0000000005892000-memory.dmp

Filesize
584KB

Download
memory/440-17-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/440-2-0x0000000005DB0000-0x0000000006354000-memory.dmp

Filesize
5.6MB

Download
memory/440-0-0x00000000751DE000-0x00000000751DF000-memory.dmp

Filesize
4KB

Download
memory/440-1-0x0000000000D00000-0x0000000000DC0000-memory.dmp

Filesize
768KB

Download
memory/440-50-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2644-78-0x0000000007930000-0x000000000794A000-memory.dmp

Filesize
104KB

Download
memory/2644-81-0x0000000007B30000-0x0000000007B41000-memory.dmp

Filesize
68KB

Download
memory/2644-22-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2644-93-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2644-85-0x0000000007C70000-0x0000000007C8A000-memory.dmp

Filesize
104KB

Download
memory/2644-84-0x0000000007B70000-0x0000000007B84000-memory.dmp

Filesize
80KB

Download
memory/2644-83-0x0000000007B60000-0x0000000007B6E000-memory.dmp

Filesize
56KB

Download
memory/2644-80-0x0000000007BB0000-0x0000000007C46000-memory.dmp

Filesize
600KB

Download
memory/2644-31-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2644-21-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2644-77-0x0000000007F70000-0x00000000085EA000-memory.dmp

Filesize
6.5MB

Download
memory/2644-76-0x00000000077D0000-0x0000000007873000-memory.dmp

Filesize
652KB

Download
memory/2644-66-0x00000000718A0000-0x00000000718EC000-memory.dmp

Filesize
304KB

Download
memory/2716-82-0x0000000005EB0000-0x0000000005F00000-memory.dmp

Filesize
320KB

Download
memory/2716-48-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2940-36-0x0000000005EC0000-0x0000000005F26000-memory.dmp

Filesize
408KB

Download
memory/2940-52-0x00000000068A0000-0x00000000068EC000-memory.dmp

Filesize
304KB

Download
memory/2940-51-0x0000000006490000-0x00000000064AE000-memory.dmp

Filesize
120KB

Download
memory/2940-19-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2940-20-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2940-79-0x0000000007850000-0x000000000785A000-memory.dmp

Filesize
40KB

Download
memory/2940-55-0x00000000718A0000-0x00000000718EC000-memory.dmp

Filesize
304KB

Download
memory/2940-23-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2940-65-0x0000000006AC0000-0x0000000006ADE000-memory.dmp

Filesize
120KB

Download
memory/2940-54-0x0000000006A80000-0x0000000006AB2000-memory.dmp

Filesize
200KB

Download
memory/2940-38-0x0000000006130000-0x0000000006484000-memory.dmp

Filesize
3.3MB

Download
memory/2940-37-0x00000000060C0000-0x0000000006126000-memory.dmp

Filesize
408KB

Download
memory/2940-86-0x0000000007B00000-0x0000000007B08000-memory.dmp

Filesize
32KB

Download
memory/2940-18-0x0000000005620000-0x0000000005C48000-memory.dmp

Filesize
6.2MB

Download
memory/2940-92-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2940-32-0x00000000055F0000-0x0000000005612000-memory.dmp

Filesize
136KB

Download
memory/2940-16-0x0000000004EF0000-0x0000000004F26000-memory.dmp

Filesize
216KB

Download