agenttesla | d736600bb69d2649cb7d8e7df884063266fb9d0ae97e284b038c80563e7df645

General

Target

9A118F214B5C3906A5A88D325FC36D8B.exe
Size

4.0MB
MD5

9a118f214b5c3906a5a88d325fc36d8b
SHA1

962bca3f6acdb1d88274b4c61cfb1a987758c3a3
SHA256

d736600bb69d2649cb7d8e7df884063266fb9d0ae97e284b038c80563e7df645
SHA512

d3cdb66deb1fe9103b67ba7e53255623b9ee9188c87fd5bd0c44944028d5d54035ccd0886566f337e15785eb1c0410aaf8b2fe2c8f94b36174cb9eadabc23c8a

Score

10^/10

agenttesla agilenet keylogger persistence spyware stealer trojan

Malware Config

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
behavioral2/memory/716-146-0x0000000000446A2E-mapping.dmp	family_agenttesla
behavioral2/memory/716-149-0x0000000000420000-0x000000000046C000-memory.dmp	family_agenttesla
behavioral2/memory/716-153-0x00000000048E0000-0x0000000004DDE000-memory.dmp	family_agenttesla

Executes dropped EXE 2 IoCs

Processes:

dwrn.exeAddInProcess32.exe

pid process

1416 dwrn.exe
716 AddInProcess32.exe

pid	process
1416	dwrn.exe
716	AddInProcess32.exe

Obfuscated with Agile.Net obfuscator 3 IoCs

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

agilenet

Processes:

resource	yara_rule
behavioral2/memory/2380-122-0x0000000004D30000-0x0000000004D3E000-memory.dmp	agile_net
behavioral2/memory/2380-124-0x0000000004CD0000-0x00000000051CE000-memory.dmp	agile_net
behavioral2/memory/1416-143-0x00000000054F0000-0x00000000059EE000-memory.dmp	agile_net

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-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run\dyuegvfscdjfkkhfg = "C:\\Windows\\system32\\pcalua.exe -a C:\\Users\\Admin\\AppData\\Roaming\\dwrn.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dwrn.exe

description pid process target process

PID 1416 set thread context of 716 1416 dwrn.exe AddInProcess32.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

1892 716 WerFault.exe AddInProcess32.exe

description	pid	process	target process
PID 1416 set thread context of 716	1416	dwrn.exe	AddInProcess32.exe

pid	pid_target	process	target process
1892	716	WerFault.exe	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

9A118F214B5C3906A5A88D325FC36D8B.exedwrn.exeAddInProcess32.exeWerFault.exe

pid	process
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
2380	9A118F214B5C3906A5A88D325FC36D8B.exe
1416	dwrn.exe
1416	dwrn.exe
1416	dwrn.exe
716	AddInProcess32.exe
716	AddInProcess32.exe
1892	WerFault.exe
1892	WerFault.exe
1892	WerFault.exe
1892	WerFault.exe
1892	WerFault.exe
1892	WerFault.exe
1892	WerFault.exe
1892	WerFault.exe
1892	WerFault.exe
1892	WerFault.exe
1892	WerFault.exe
1892	WerFault.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

9A118F214B5C3906A5A88D325FC36D8B.exedwrn.exeAddInProcess32.exeWerFault.exe

description	pid	process
Token: SeDebugPrivilege	2380	9A118F214B5C3906A5A88D325FC36D8B.exe
Token: SeDebugPrivilege	1416	dwrn.exe
Token: SeDebugPrivilege	716	AddInProcess32.exe
Token: SeRestorePrivilege	1892	WerFault.exe
Token: SeBackupPrivilege	1892	WerFault.exe
Token: SeDebugPrivilege	1892	WerFault.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

9A118F214B5C3906A5A88D325FC36D8B.execmd.exedwrn.exe

description	pid	process	target process
PID 2380 wrote to memory of 320	2380	9A118F214B5C3906A5A88D325FC36D8B.exe	cmd.exe
PID 2380 wrote to memory of 320	2380	9A118F214B5C3906A5A88D325FC36D8B.exe	cmd.exe
PID 2380 wrote to memory of 320	2380	9A118F214B5C3906A5A88D325FC36D8B.exe	cmd.exe
PID 320 wrote to memory of 984	320	cmd.exe	reg.exe
PID 320 wrote to memory of 984	320	cmd.exe	reg.exe
PID 320 wrote to memory of 984	320	cmd.exe	reg.exe
PID 2380 wrote to memory of 1416	2380	9A118F214B5C3906A5A88D325FC36D8B.exe	dwrn.exe
PID 2380 wrote to memory of 1416	2380	9A118F214B5C3906A5A88D325FC36D8B.exe	dwrn.exe
PID 2380 wrote to memory of 1416	2380	9A118F214B5C3906A5A88D325FC36D8B.exe	dwrn.exe
PID 1416 wrote to memory of 716	1416	dwrn.exe	AddInProcess32.exe
PID 1416 wrote to memory of 716	1416	dwrn.exe	AddInProcess32.exe
PID 1416 wrote to memory of 716	1416	dwrn.exe	AddInProcess32.exe
PID 1416 wrote to memory of 716	1416	dwrn.exe	AddInProcess32.exe
PID 1416 wrote to memory of 716	1416	dwrn.exe	AddInProcess32.exe
PID 1416 wrote to memory of 716	1416	dwrn.exe	AddInProcess32.exe
PID 1416 wrote to memory of 716	1416	dwrn.exe	AddInProcess32.exe
PID 1416 wrote to memory of 716	1416	dwrn.exe	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\9A118F214B5C3906A5A88D325FC36D8B.exe
"C:\Users\Admin\AppData\Local\Temp\9A118F214B5C3906A5A88D325FC36D8B.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2380

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v dyuegvfscdjfkkhfg /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Roaming\dwrn.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:320

C:\Windows\SysWOW64\reg.exe
REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v dyuegvfscdjfkkhfg /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Roaming\dwrn.exe"
3⤵
- Adds Run key to start application
PID:984

C:\Users\Admin\AppData\Roaming\dwrn.exe
"C:\Users\Admin\AppData\Roaming\dwrn.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1416

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
"C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 716 -s 1420
4⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1892

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

2

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
C:\Users\Admin\AppData\Roaming\dwrn.exe
MD5
9a118f214b5c3906a5a88d325fc36d8b

SHA1
962bca3f6acdb1d88274b4c61cfb1a987758c3a3

SHA256
d736600bb69d2649cb7d8e7df884063266fb9d0ae97e284b038c80563e7df645

SHA512
d3cdb66deb1fe9103b67ba7e53255623b9ee9188c87fd5bd0c44944028d5d54035ccd0886566f337e15785eb1c0410aaf8b2fe2c8f94b36174cb9eadabc23c8a

Download Submit
C:\Users\Admin\AppData\Roaming\dwrn.exe
MD5
9a118f214b5c3906a5a88d325fc36d8b

SHA1
962bca3f6acdb1d88274b4c61cfb1a987758c3a3

SHA256
d736600bb69d2649cb7d8e7df884063266fb9d0ae97e284b038c80563e7df645

SHA512
d3cdb66deb1fe9103b67ba7e53255623b9ee9188c87fd5bd0c44944028d5d54035ccd0886566f337e15785eb1c0410aaf8b2fe2c8f94b36174cb9eadabc23c8a

Download Submit
memory/320-128-0x0000000000000000-mapping.dmp

Download
memory/716-155-0x0000000005590000-0x0000000005591000-memory.dmp

Filesize
4KB

Download
memory/716-154-0x0000000004DC0000-0x0000000004DC1000-memory.dmp

Filesize
4KB

Download
memory/716-153-0x00000000048E0000-0x0000000004DDE000-memory.dmp

Filesize
5.0MB

Download
memory/716-152-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

Filesize
4KB

Download
memory/716-149-0x0000000000420000-0x000000000046C000-memory.dmp

Filesize
304KB

Download
memory/716-146-0x0000000000446A2E-mapping.dmp

Download
memory/984-129-0x0000000000000000-mapping.dmp

Download
memory/1416-132-0x0000000000000000-mapping.dmp

Download
memory/1416-143-0x00000000054F0000-0x00000000059EE000-memory.dmp

Filesize
5.0MB

Download
memory/1416-144-0x0000000006960000-0x0000000006961000-memory.dmp

Filesize
4KB

Download
memory/2380-118-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/2380-130-0x0000000004CD0000-0x00000000051CE000-memory.dmp

Filesize
5.0MB

Download
memory/2380-127-0x0000000005000000-0x0000000005002000-memory.dmp

Filesize
8KB

Download
memory/2380-126-0x00000000057D0000-0x00000000057D1000-memory.dmp

Filesize
4KB

Download
memory/2380-125-0x0000000004FE0000-0x0000000004FE2000-memory.dmp

Filesize
8KB

Download
memory/2380-124-0x0000000004CD0000-0x00000000051CE000-memory.dmp

Filesize
5.0MB

Download
memory/2380-123-0x0000000004D40000-0x0000000004D42000-memory.dmp

Filesize
8KB

Download
memory/2380-122-0x0000000004D30000-0x0000000004D3E000-memory.dmp

Filesize
56KB

Download
memory/2380-121-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

Filesize
4KB

Download
memory/2380-120-0x00000000051D0000-0x00000000051D1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads