agenttesla | e3df51fb381739343abac1afe4fecc7c748227b1d7f935ab8b37486d4dabc12c

General

Target

35,276.70 SWIFT.xlsx
Size

469KB
MD5

72b12d5672ca2a2d758554548401568a
SHA1

bd81a200472e6ccc14e1ed8e2282f3bc32ae9d29
SHA256

e3df51fb381739343abac1afe4fecc7c748227b1d7f935ab8b37486d4dabc12c
SHA512

934ea2b8554c6b1cf241ea42b62f416f3b8ee9e5ae6007ff9e96f22f37a6ad85ddb92110cd27adbce7e053940af7d2b4c61cd79a7a8e57e9dd538f158ab380b1

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
razilogs@razilogs.com
Password:
FUCKYOU3116

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/1668-77-0x000000000043760E-mapping.dmp	family_agenttesla
behavioral1/memory/1668-76-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1668-79-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

6 1964 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

1116 vbc.exe
1668 vbc.exe
Loads dropped DLL 1 IoCs

Processes:

EQNEDT32.EXE

pid process

1964 EQNEDT32.EXE
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Suspicious use of SetThreadContext 1 IoCs

Processes:

vbc.exe

description pid process target process

PID 1116 set thread context of 1668 1116 vbc.exe vbc.exe
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

1964 EQNEDT32.EXE

flow	pid	process
6	1964	EQNEDT32.EXE

pid	process
1116	vbc.exe
1668	vbc.exe

pid	process
1964	EQNEDT32.EXE

description	pid	process	target process
PID 1116 set thread context of 1668	1116	vbc.exe	vbc.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

pid	process
1964	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1872 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

vbc.exevbc.exe

pid process

1116 vbc.exe
1116 vbc.exe
1116 vbc.exe
1668 vbc.exe
1668 vbc.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

vbc.exevbc.exe

description pid process

Token: SeDebugPrivilege 1116 vbc.exe
Token: SeDebugPrivilege 1668 vbc.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1872 EXCEL.EXE
1872 EXCEL.EXE
1872 EXCEL.EXE

pid	process
1872	EXCEL.EXE

pid	process
1116	vbc.exe
1116	vbc.exe
1116	vbc.exe
1668	vbc.exe
1668	vbc.exe

description	pid	process
Token: SeDebugPrivilege	1116	vbc.exe
Token: SeDebugPrivilege	1668	vbc.exe

pid	process
1872	EXCEL.EXE
1872	EXCEL.EXE
1872	EXCEL.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

EQNEDT32.EXEvbc.exe

description	pid	process	target process
PID 1964 wrote to memory of 1116	1964	EQNEDT32.EXE	vbc.exe
PID 1964 wrote to memory of 1116	1964	EQNEDT32.EXE	vbc.exe
PID 1964 wrote to memory of 1116	1964	EQNEDT32.EXE	vbc.exe
PID 1964 wrote to memory of 1116	1964	EQNEDT32.EXE	vbc.exe
PID 1116 wrote to memory of 1668	1116	vbc.exe	vbc.exe
PID 1116 wrote to memory of 1668	1116	vbc.exe	vbc.exe
PID 1116 wrote to memory of 1668	1116	vbc.exe	vbc.exe
PID 1116 wrote to memory of 1668	1116	vbc.exe	vbc.exe
PID 1116 wrote to memory of 1668	1116	vbc.exe	vbc.exe
PID 1116 wrote to memory of 1668	1116	vbc.exe	vbc.exe
PID 1116 wrote to memory of 1668	1116	vbc.exe	vbc.exe
PID 1116 wrote to memory of 1668	1116	vbc.exe	vbc.exe
PID 1116 wrote to memory of 1668	1116	vbc.exe	vbc.exe

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde "C:\Users\Admin\AppData\Local\Temp\35,276.70 SWIFT.xlsx"
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1872

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:1964

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1116

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1668

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Public\vbc.exe
MD5
06fd0b6bc3e7b7c845aeafc74e2c019d

SHA1
1243f21c4001903765a08f7bfd4a7eee4fb0e0bb

SHA256
56ee229433098f5a7d7dc066e4a66ddfc45f2af20188a9e9fab38a059ccce045

SHA512
d255d9b2a9522f4c86479a6b87777c06b145ba2f23f081fbfeeb839d076b35d1d4f2e5fb591369ecd16681a03fbac52f05fba2db3174a2797344869f720189aa

Download Submit
C:\Users\Public\vbc.exe
MD5
06fd0b6bc3e7b7c845aeafc74e2c019d

SHA1
1243f21c4001903765a08f7bfd4a7eee4fb0e0bb

SHA256
56ee229433098f5a7d7dc066e4a66ddfc45f2af20188a9e9fab38a059ccce045

SHA512
d255d9b2a9522f4c86479a6b87777c06b145ba2f23f081fbfeeb839d076b35d1d4f2e5fb591369ecd16681a03fbac52f05fba2db3174a2797344869f720189aa

Download Submit
C:\Users\Public\vbc.exe
MD5
06fd0b6bc3e7b7c845aeafc74e2c019d

SHA1
1243f21c4001903765a08f7bfd4a7eee4fb0e0bb

SHA256
56ee229433098f5a7d7dc066e4a66ddfc45f2af20188a9e9fab38a059ccce045

SHA512
d255d9b2a9522f4c86479a6b87777c06b145ba2f23f081fbfeeb839d076b35d1d4f2e5fb591369ecd16681a03fbac52f05fba2db3174a2797344869f720189aa

Download Submit
\Users\Public\vbc.exe
MD5
06fd0b6bc3e7b7c845aeafc74e2c019d

SHA1
1243f21c4001903765a08f7bfd4a7eee4fb0e0bb

SHA256
56ee229433098f5a7d7dc066e4a66ddfc45f2af20188a9e9fab38a059ccce045

SHA512
d255d9b2a9522f4c86479a6b87777c06b145ba2f23f081fbfeeb839d076b35d1d4f2e5fb591369ecd16681a03fbac52f05fba2db3174a2797344869f720189aa

Download Submit
memory/1116-72-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/1116-71-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

Filesize
4KB

Download
memory/1116-75-0x0000000002080000-0x00000000020BC000-memory.dmp

Filesize
240KB

Download
memory/1116-74-0x0000000005070000-0x00000000050E7000-memory.dmp

Filesize
476KB

Download
memory/1116-68-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/1116-70-0x00000000008E0000-0x00000000008E9000-memory.dmp

Filesize
36KB

Download
memory/1116-65-0x0000000000000000-mapping.dmp

Download
memory/1668-77-0x000000000043760E-mapping.dmp

Download
memory/1668-76-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1668-79-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1668-81-0x0000000004B70000-0x0000000004B71000-memory.dmp

Filesize
4KB

Download
memory/1872-60-0x000000002FE21000-0x000000002FE24000-memory.dmp

Filesize
12KB

Download
memory/1872-73-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1872-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1872-61-0x0000000071081000-0x0000000071083000-memory.dmp

Filesize
8KB

Download
memory/1964-63-0x0000000075631000-0x0000000075633000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads