agenttesla | 0386844556308a5b8685ab0b26428ceb087f1d1233a6be0d43499020d03f6398

General

Target

DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe
Size

866KB
MD5

81ac7a0ccede4a7d47dd761977b44ea6
SHA1

0479de5e4d6c2086e3fa4b15aa73e852e86137ec
SHA256

0386844556308a5b8685ab0b26428ceb087f1d1233a6be0d43499020d03f6398
SHA512

cbf0fa7da140017b3a2c45c2e16c9191c9937514eebdb4d542458a941b99a63feab114fba10c1b970bea2935cd675f88f6838ab03f54f6c057057a0cdbd2d772

Score

10^/10

agenttesla agilenet keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
aammorris@askoblue.com
Password:
hbqtHu^3

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1028-29-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1028-30-0x000000000043761E-mapping.dmp	family_agenttesla
behavioral1/memory/1028-33-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Executes dropped EXE 2 IoCs

Processes:

Files.exeInstallUtil.exe

pid process

672 Files.exe
1028 InstallUtil.exe
Loads dropped DLL 2 IoCs

Processes:

DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exeFiles.exe

pid process

1740 DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe
672 Files.exe

pid	process
672	Files.exe
1028	InstallUtil.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/1740-7-0x00000000005E0000-0x0000000000601000-memory.dmp	agile_net

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\Files = "C:\\Users\\Admin\\AppData\\Roaming\\Files.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Files.exe

description pid process target process

PID 672 set thread context of 1028 672 Files.exe InstallUtil.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	pid	process	target process
PID 672 set thread context of 1028	672	Files.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exeFiles.exeInstallUtil.exe

pid	process
1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe
1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe
1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe
1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe
1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe
672	Files.exe
672	Files.exe
1028	InstallUtil.exe
1028	InstallUtil.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

436 AcroRd32.exe

pid	process
436	AcroRd32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exeFiles.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe
Token: SeDebugPrivilege	672	Files.exe
Token: SeDebugPrivilege	1028	InstallUtil.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

AcroRd32.exeInstallUtil.exe

pid process

436 AcroRd32.exe
436 AcroRd32.exe
436 AcroRd32.exe
1028 InstallUtil.exe

pid	process
436	AcroRd32.exe
436	AcroRd32.exe
436	AcroRd32.exe
1028	InstallUtil.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.execmd.exeFiles.exe

description	pid	process	target process
PID 1740 wrote to memory of 332	1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe	cmd.exe
PID 1740 wrote to memory of 332	1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe	cmd.exe
PID 1740 wrote to memory of 332	1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe	cmd.exe
PID 1740 wrote to memory of 332	1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe	cmd.exe
PID 332 wrote to memory of 1504	332	cmd.exe	reg.exe
PID 332 wrote to memory of 1504	332	cmd.exe	reg.exe
PID 332 wrote to memory of 1504	332	cmd.exe	reg.exe
PID 332 wrote to memory of 1504	332	cmd.exe	reg.exe
PID 1740 wrote to memory of 672	1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe	Files.exe
PID 1740 wrote to memory of 672	1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe	Files.exe
PID 1740 wrote to memory of 672	1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe	Files.exe
PID 1740 wrote to memory of 672	1740	DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe	Files.exe
PID 672 wrote to memory of 436	672	Files.exe	AcroRd32.exe
PID 672 wrote to memory of 436	672	Files.exe	AcroRd32.exe
PID 672 wrote to memory of 436	672	Files.exe	AcroRd32.exe
PID 672 wrote to memory of 436	672	Files.exe	AcroRd32.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe
PID 672 wrote to memory of 1028	672	Files.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_Express_Shipments_Invoice_Confirmation_CBJ190517000131_74700456XXX.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Files" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Files.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:332

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Files" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Files.exe"
3⤵
- Adds Run key to start application
PID:1504

C:\Users\Admin\AppData\Roaming\Files.exe
"C:\Users\Admin\AppData\Roaming\Files.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:672

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Roaming\DHL Overdue Account Notice - 1301356423.PDF"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:436

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1028

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Roaming\DHL Overdue Account Notice - 1301356423.PDF
MD5
cbaf67b05e781dee65a10d6459da8e2f

SHA1
29e06f15d8d14745eeeba6f9ec502ffc3f4b27b4

SHA256
bc4d8009c636ccca89801d5fcea5ba5370070b9f0777b11b1b0af46a61d8bab5

SHA512
5389614083fe85074ee0a266ba4e8867a69d5a84ae834ecbf7a7c85503313fd223297a6638c9532b7c3f5d58447fcdfabf63cd09e02b2130631aff8e45d0c52e

Download Submit
C:\Users\Admin\AppData\Roaming\Files.exe
MD5
81ac7a0ccede4a7d47dd761977b44ea6

SHA1
0479de5e4d6c2086e3fa4b15aa73e852e86137ec

SHA256
0386844556308a5b8685ab0b26428ceb087f1d1233a6be0d43499020d03f6398

SHA512
cbf0fa7da140017b3a2c45c2e16c9191c9937514eebdb4d542458a941b99a63feab114fba10c1b970bea2935cd675f88f6838ab03f54f6c057057a0cdbd2d772

Download Submit
C:\Users\Admin\AppData\Roaming\Files.exe
MD5
81ac7a0ccede4a7d47dd761977b44ea6

SHA1
0479de5e4d6c2086e3fa4b15aa73e852e86137ec

SHA256
0386844556308a5b8685ab0b26428ceb087f1d1233a6be0d43499020d03f6398

SHA512
cbf0fa7da140017b3a2c45c2e16c9191c9937514eebdb4d542458a941b99a63feab114fba10c1b970bea2935cd675f88f6838ab03f54f6c057057a0cdbd2d772

Download Submit
\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\AppData\Roaming\Files.exe
MD5
81ac7a0ccede4a7d47dd761977b44ea6

SHA1
0479de5e4d6c2086e3fa4b15aa73e852e86137ec

SHA256
0386844556308a5b8685ab0b26428ceb087f1d1233a6be0d43499020d03f6398

SHA512
cbf0fa7da140017b3a2c45c2e16c9191c9937514eebdb4d542458a941b99a63feab114fba10c1b970bea2935cd675f88f6838ab03f54f6c057057a0cdbd2d772

Download Submit
memory/332-9-0x0000000000000000-mapping.dmp

Download
memory/436-22-0x0000000000000000-mapping.dmp

Download
memory/436-24-0x00000000766F1000-0x00000000766F3000-memory.dmp

Filesize
8KB

Download
memory/672-16-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

Download
memory/672-18-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

Filesize
4KB

Download
memory/672-21-0x0000000004DD1000-0x0000000004DD2000-memory.dmp

Filesize
4KB

Download
memory/672-15-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/672-23-0x0000000004910000-0x000000000491B000-memory.dmp

Filesize
44KB

Download
memory/672-12-0x0000000000000000-mapping.dmp

Download
memory/672-25-0x0000000004A60000-0x0000000004A61000-memory.dmp

Filesize
4KB

Download
memory/1028-30-0x000000000043761E-mapping.dmp

Download
memory/1028-36-0x0000000004B81000-0x0000000004B82000-memory.dmp

Filesize
4KB

Download
memory/1028-35-0x0000000004B80000-0x0000000004B81000-memory.dmp

Filesize
4KB

Download
memory/1028-33-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1028-32-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/1028-29-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1504-10-0x0000000000000000-mapping.dmp

Download
memory/1740-3-0x0000000000E60000-0x0000000000E61000-memory.dmp

Filesize
4KB

Download
memory/1740-5-0x0000000004A40000-0x0000000004A41000-memory.dmp

Filesize
4KB

Download
memory/1740-7-0x00000000005E0000-0x0000000000601000-memory.dmp

Filesize
132KB

Download
memory/1740-8-0x0000000004A41000-0x0000000004A42000-memory.dmp

Filesize
4KB

Download
memory/1740-2-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads