agenttesla | 4149ed81619e6fbe482cc898f5d5796a4bbb50cc2e7c0f4abe02e87d0cc0c77d

General

Target

081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe
Size

1.2MB
MD5

081964c37b284b77cd71ce356461d1a4
SHA1

117aaf0d5581a1fa05182af43866f07eb33f20fe
SHA256

4149ed81619e6fbe482cc898f5d5796a4bbb50cc2e7c0f4abe02e87d0cc0c77d
SHA512

82f689339759f9e7b34c268350871729a8e8d3480e91085e24e2807cf8739318f3ab3054594dab2993e93bdd56eaa6f3e6c4358d24e71666eff3662c01ba7465
SSDEEP

12288:YaeRPiwoNdSUTEbDUjFKK1w9y6b76q/tc9t7JQmoo:aeREcZy06bcDQmoo

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.saienergy.com
Port:
587
Username:
mmv@saienergy.com
Password:
Sunrising@67
Email To:
text@dividekings.com

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/4584-14-0x0000000000760000-0x000000000079C000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

4584 InstallUtil.exe
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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
T1552.001
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
T1552.001

pid	process
4584	InstallUtil.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe

description pid process target process

PID 1764 set thread context of 4584 1764 081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe InstallUtil.exe

description	pid	process	target process
PID 1764 set thread context of 4584	1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exeInstallUtil.exe

pid	process
1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe
1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe
4584	InstallUtil.exe
4584	InstallUtil.exe
4584	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 1764 081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe
Token: SeDebugPrivilege 4584 InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe
Token: SeDebugPrivilege	4584	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe

description	pid	process	target process
PID 1764 wrote to memory of 4584	1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe	InstallUtil.exe
PID 1764 wrote to memory of 4584	1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe	InstallUtil.exe
PID 1764 wrote to memory of 4584	1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe	InstallUtil.exe
PID 1764 wrote to memory of 4584	1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe	InstallUtil.exe
PID 1764 wrote to memory of 4584	1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe	InstallUtil.exe
PID 1764 wrote to memory of 4584	1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe	InstallUtil.exe
PID 1764 wrote to memory of 4584	1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe	InstallUtil.exe
PID 1764 wrote to memory of 4584	1764	081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\081964c37b284b77cd71ce356461d1a4_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1764

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\\InstallUtil.exe"
2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4584

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3844 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:8
1⤵
PID:852

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
41KB

MD5
5d4073b2eb6d217c19f2b22f21bf8d57

SHA1
f0209900fbf08d004b886a0b3ba33ea2b0bf9da8

SHA256
ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3

SHA512
9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

Download Submit
memory/1764-9-0x000000000D610000-0x000000000D622000-memory.dmp

Filesize
72KB

Download
memory/1764-3-0x0000000005470000-0x0000000005502000-memory.dmp

Filesize
584KB

Download
memory/1764-1-0x00000000009A0000-0x0000000000ACC000-memory.dmp

Filesize
1.2MB

Download
memory/1764-18-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/1764-5-0x0000000005790000-0x00000000057A0000-memory.dmp

Filesize
64KB

Download
memory/1764-6-0x0000000002D00000-0x0000000002D2C000-memory.dmp

Filesize
176KB

Download
memory/1764-7-0x0000000006990000-0x000000000699A000-memory.dmp

Filesize
40KB

Download
memory/1764-0-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/1764-4-0x00000000055E0000-0x000000000567C000-memory.dmp

Filesize
624KB

Download
memory/1764-2-0x0000000005AF0000-0x0000000006094000-memory.dmp

Filesize
5.6MB

Download
memory/4584-23-0x00000000060E0000-0x0000000006130000-memory.dmp

Filesize
320KB

Download
memory/4584-17-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download
memory/4584-16-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/4584-19-0x0000000004EE0000-0x0000000004EF8000-memory.dmp

Filesize
96KB

Download
memory/4584-20-0x0000000005B70000-0x0000000005BD6000-memory.dmp

Filesize
408KB

Download
memory/4584-21-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/4584-22-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download
memory/4584-14-0x0000000000760000-0x000000000079C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads