agenttesla | b5a2fbfeb80e2e92039a23615df8b8f63f42d1331528f514b312d4946dc22607

General

Target

REQUEST FOR OFFER.exe
Size

847KB
MD5

0fc3feecc0164c588f7afab6e51d566b
SHA1

60115fc27261ecf866c1900d3d5f59520a2ab65a
SHA256

b5a2fbfeb80e2e92039a23615df8b8f63f42d1331528f514b312d4946dc22607
SHA512

1e01b97a415c25408ffa99c1811c9861b0e3857b55f7ef951c28edf64f79b6c440cf7bcc3a0240c7db4400a980e9ed85d2988e036b99aea3d9027037b7ef61d5

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.cumjtas.com
Port:
587
Username:
velikarakus@cumjtas.com
Password:
Brave123

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3904-32-0x000000000043761E-mapping.dmp	family_agenttesla
behavioral2/memory/3904-36-0x0000000000630000-0x000000000066C000-memory.dmp	family_agenttesla

Executes dropped EXE 2 IoCs

Processes:

badman.exeInstallUtil.exe

pid process

3440 badman.exe
3904 InstallUtil.exe

pid	process
3440	badman.exe
3904	InstallUtil.exe

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-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\neil = "C:\\Users\\Admin\\AppData\\Roaming\\badman.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

badman.exe

description pid process target process

PID 3440 set thread context of 3904 3440 badman.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 3440 set thread context of 3904	3440	badman.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

REQUEST FOR OFFER.exebadman.exeInstallUtil.exe

pid	process
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
412	REQUEST FOR OFFER.exe
3440	badman.exe
3440	badman.exe
3904	InstallUtil.exe
3904	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

REQUEST FOR OFFER.exebadman.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 412 REQUEST FOR OFFER.exe
Token: SeDebugPrivilege 3440 badman.exe
Token: SeDebugPrivilege 3904 InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	412	REQUEST FOR OFFER.exe
Token: SeDebugPrivilege	3440	badman.exe
Token: SeDebugPrivilege	3904	InstallUtil.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

REQUEST FOR OFFER.execmd.exebadman.exe

description	pid	process	target process
PID 412 wrote to memory of 2384	412	REQUEST FOR OFFER.exe	cmd.exe
PID 412 wrote to memory of 2384	412	REQUEST FOR OFFER.exe	cmd.exe
PID 412 wrote to memory of 2384	412	REQUEST FOR OFFER.exe	cmd.exe
PID 2384 wrote to memory of 732	2384	cmd.exe	reg.exe
PID 2384 wrote to memory of 732	2384	cmd.exe	reg.exe
PID 2384 wrote to memory of 732	2384	cmd.exe	reg.exe
PID 412 wrote to memory of 3440	412	REQUEST FOR OFFER.exe	badman.exe
PID 412 wrote to memory of 3440	412	REQUEST FOR OFFER.exe	badman.exe
PID 412 wrote to memory of 3440	412	REQUEST FOR OFFER.exe	badman.exe
PID 3440 wrote to memory of 3904	3440	badman.exe	InstallUtil.exe
PID 3440 wrote to memory of 3904	3440	badman.exe	InstallUtil.exe
PID 3440 wrote to memory of 3904	3440	badman.exe	InstallUtil.exe
PID 3440 wrote to memory of 3904	3440	badman.exe	InstallUtil.exe
PID 3440 wrote to memory of 3904	3440	badman.exe	InstallUtil.exe
PID 3440 wrote to memory of 3904	3440	badman.exe	InstallUtil.exe
PID 3440 wrote to memory of 3904	3440	badman.exe	InstallUtil.exe
PID 3440 wrote to memory of 3904	3440	badman.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\REQUEST FOR OFFER.exe
"C:\Users\Admin\AppData\Local\Temp\REQUEST FOR OFFER.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:412

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "neil" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\badman.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2384

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "neil" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\badman.exe"
3⤵
- Adds Run key to start application
PID:732

C:\Users\Admin\AppData\Roaming\badman.exe
"C:\Users\Admin\AppData\Roaming\badman.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3440

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
PID:3904

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

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

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\badman.exe
MD5
0fc3feecc0164c588f7afab6e51d566b

SHA1
60115fc27261ecf866c1900d3d5f59520a2ab65a

SHA256
b5a2fbfeb80e2e92039a23615df8b8f63f42d1331528f514b312d4946dc22607

SHA512
1e01b97a415c25408ffa99c1811c9861b0e3857b55f7ef951c28edf64f79b6c440cf7bcc3a0240c7db4400a980e9ed85d2988e036b99aea3d9027037b7ef61d5

Download Submit
C:\Users\Admin\AppData\Roaming\badman.exe
MD5
0fc3feecc0164c588f7afab6e51d566b

SHA1
60115fc27261ecf866c1900d3d5f59520a2ab65a

SHA256
b5a2fbfeb80e2e92039a23615df8b8f63f42d1331528f514b312d4946dc22607

SHA512
1e01b97a415c25408ffa99c1811c9861b0e3857b55f7ef951c28edf64f79b6c440cf7bcc3a0240c7db4400a980e9ed85d2988e036b99aea3d9027037b7ef61d5

Download Submit
memory/412-9-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/412-8-0x0000000005770000-0x0000000005771000-memory.dmp

Filesize
4KB

Download
memory/412-2-0x0000000073AD0000-0x00000000741BE000-memory.dmp

Filesize
6.9MB

Download
memory/412-11-0x0000000005850000-0x000000000587F000-memory.dmp

Filesize
188KB

Download
memory/412-12-0x0000000005241000-0x0000000005242000-memory.dmp

Filesize
4KB

Download
memory/412-3-0x0000000000840000-0x0000000000841000-memory.dmp

Filesize
4KB

Download
memory/412-7-0x0000000005380000-0x0000000005381000-memory.dmp

Filesize
4KB

Download
memory/412-6-0x0000000005290000-0x0000000005291000-memory.dmp

Filesize
4KB

Download
memory/412-5-0x0000000005880000-0x0000000005881000-memory.dmp

Filesize
4KB

Download
memory/732-14-0x0000000000000000-mapping.dmp

Download
memory/2384-13-0x0000000000000000-mapping.dmp

Download
memory/3440-26-0x0000000005C10000-0x0000000005C11000-memory.dmp

Filesize
4KB

Download
memory/3440-28-0x0000000005C11000-0x0000000005C12000-memory.dmp

Filesize
4KB

Download
memory/3440-29-0x0000000006980000-0x000000000698B000-memory.dmp

Filesize
44KB

Download
memory/3440-30-0x00000000069B0000-0x00000000069B1000-memory.dmp

Filesize
4KB

Download
memory/3440-18-0x0000000073AD0000-0x00000000741BE000-memory.dmp

Filesize
6.9MB

Download
memory/3440-15-0x0000000000000000-mapping.dmp

Download
memory/3904-32-0x000000000043761E-mapping.dmp

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memory/3904-35-0x0000000073AD0000-0x00000000741BE000-memory.dmp

Filesize
6.9MB

Download
memory/3904-36-0x0000000000630000-0x000000000066C000-memory.dmp

Filesize
240KB

Download
memory/3904-40-0x0000000004C60000-0x0000000004C61000-memory.dmp

Filesize
4KB

Download
memory/3904-41-0x0000000004C40000-0x0000000004C41000-memory.dmp

Filesize
4KB

Download
memory/3904-42-0x0000000005780000-0x0000000005781000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads