agenttesla | ac6e15c510c0cafcb1fa803876b7f0dd762d9146ed798a9fc292a41c2b2fb36a

General

Target

80120-DB000372 DATA-SHEET.PDF.exe
Size

419KB
MD5

4b5d862141ef73fa863e0d4efaf9325f
SHA1

014bc77d51c332e3d4dd584a6d9083dd20001079
SHA256

4625689b86b6899465896135d652868b259732b5a82b0645959384c66a35428a
SHA512

36e6eec475ca3d82e1430d9ade252a0e867f68e0717bc0581126151f734f8f4ad226f9f13037b5e85e9a5022ee08e7b950c6ed9de1aabd8dd54b0abd01383678

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.aquariuslogistics.com
Port:
587
Username:
ajay@aquariuslogistics.com
Password:
AQL@2019#$

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2784-138-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla

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:

80120-DB000372 DATA-SHEET.PDF.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	80120-DB000372 DATA-SHEET.PDF.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CpSnJ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CpSnJ\\CpSnJ.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

80120-DB000372 DATA-SHEET.PDF.exe

description pid process target process

PID 4060 set thread context of 2784 4060 80120-DB000372 DATA-SHEET.PDF.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2848 2784 WerFault.exe RegSvcs.exe
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
T1053

Processes:

schtasks.exe

pid process

448 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

80120-DB000372 DATA-SHEET.PDF.exeRegSvcs.exe

pid process

4060 80120-DB000372 DATA-SHEET.PDF.exe
2784 RegSvcs.exe
2784 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

80120-DB000372 DATA-SHEET.PDF.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 4060 80120-DB000372 DATA-SHEET.PDF.exe
Token: SeDebugPrivilege 2784 RegSvcs.exe

description	pid	process	target process
PID 4060 set thread context of 2784	4060	80120-DB000372 DATA-SHEET.PDF.exe	RegSvcs.exe

pid	pid_target	process	target process
2848	2784	WerFault.exe	RegSvcs.exe

pid	process
448	schtasks.exe

pid	process
4060	80120-DB000372 DATA-SHEET.PDF.exe
2784	RegSvcs.exe
2784	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4060	80120-DB000372 DATA-SHEET.PDF.exe
Token: SeDebugPrivilege	2784	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

80120-DB000372 DATA-SHEET.PDF.exe

description	pid	process	target process
PID 4060 wrote to memory of 448	4060	80120-DB000372 DATA-SHEET.PDF.exe	schtasks.exe
PID 4060 wrote to memory of 448	4060	80120-DB000372 DATA-SHEET.PDF.exe	schtasks.exe
PID 4060 wrote to memory of 448	4060	80120-DB000372 DATA-SHEET.PDF.exe	schtasks.exe
PID 4060 wrote to memory of 2784	4060	80120-DB000372 DATA-SHEET.PDF.exe	RegSvcs.exe
PID 4060 wrote to memory of 2784	4060	80120-DB000372 DATA-SHEET.PDF.exe	RegSvcs.exe
PID 4060 wrote to memory of 2784	4060	80120-DB000372 DATA-SHEET.PDF.exe	RegSvcs.exe
PID 4060 wrote to memory of 2784	4060	80120-DB000372 DATA-SHEET.PDF.exe	RegSvcs.exe
PID 4060 wrote to memory of 2784	4060	80120-DB000372 DATA-SHEET.PDF.exe	RegSvcs.exe
PID 4060 wrote to memory of 2784	4060	80120-DB000372 DATA-SHEET.PDF.exe	RegSvcs.exe
PID 4060 wrote to memory of 2784	4060	80120-DB000372 DATA-SHEET.PDF.exe	RegSvcs.exe
PID 4060 wrote to memory of 2784	4060	80120-DB000372 DATA-SHEET.PDF.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\80120-DB000372 DATA-SHEET.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\80120-DB000372 DATA-SHEET.PDF.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4060

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ULIpyruwsyj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp86C4.tmp"
2⤵
- Creates scheduled task(s)
PID:448

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 1568
3⤵
- Program crash
PID:2848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2784 -ip 2784
1⤵
PID:1404

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp86C4.tmp
Filesize
1KB

MD5
a15312e5a3171ec2dc6afe10d080d8a8

SHA1
c237fcec90b3dcb4ff5273feab224e0392b9372a

SHA256
1834055c097d61c0b36537599ffacc4afdd1a0894aaa41b3f519bdb44494fcaf

SHA512
b30f90e91d55325c8e778156655c30820b6698143b236816218eb0640c578b3b527f2933d34fc993ea5828070a36285f1d0fed78bf4f03d6e54ca4893cd0b6b9

Download Submit
memory/448-135-0x0000000000000000-mapping.dmp

Download
memory/2784-137-0x0000000000000000-mapping.dmp

Download
memory/2784-138-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2784-139-0x00000000062B0000-0x0000000006316000-memory.dmp

Filesize
408KB

Download
memory/2784-140-0x0000000006A20000-0x0000000006A70000-memory.dmp

Filesize
320KB

Download
memory/4060-130-0x0000000000FF0000-0x0000000001060000-memory.dmp

Filesize
448KB

Download
memory/4060-131-0x0000000005F20000-0x00000000064C4000-memory.dmp

Filesize
5.6MB

Download
memory/4060-132-0x0000000005A10000-0x0000000005AA2000-memory.dmp

Filesize
584KB

Download
memory/4060-133-0x0000000005AB0000-0x0000000005ABA000-memory.dmp

Filesize
40KB

Download
memory/4060-134-0x0000000009680000-0x000000000971C000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads