agenttesla | 02d2dd8ddc77012cff77c3861f3e5dcfc5db64f0c37f3b0b260891425b427b79

Analysis

max time kernel
28s
max time network
30s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
10/03/2023, 13:42

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General

Target

b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400.exe
Size

289KB
MD5

d213858844a285ec5ff701d1944fcb08
SHA1

a238109aa3e263a68f34f7d839071b171a9e2ea3
SHA256

b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400
SHA512

1048e9fba83403c53ec61a5d56e38147906889466cde46b112d89f8a0c63c0f8d4e26146db990699ca7e4c10457b1190314a3e5eb153eb7f145f49d4877b50d2
SSDEEP

6144:/Ya6xDVjBirWVG+LclaeDpkF+iUS7cdEuv4rQ3OPyoczdXWhrwxE:/YjkWVNLQyl7cdVv40OPdOWh8xE

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
1708	ofymeb.exe
516	ofymeb.exe

Loads dropped DLL 3 IoCs

pid	Process
928	b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400.exe
928	b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400.exe
1708	ofymeb.exe

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ofymeb.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ofymeb.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ofymeb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1708 set thread context of 516	1708	ofymeb.exe	28

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1708	ofymeb.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	516	ofymeb.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 928 wrote to memory of 1708	928	b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400.exe	27
PID 928 wrote to memory of 1708	928	b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400.exe	27
PID 928 wrote to memory of 1708	928	b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400.exe	27
PID 928 wrote to memory of 1708	928	b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400.exe	27
PID 1708 wrote to memory of 516	1708	ofymeb.exe	28
PID 1708 wrote to memory of 516	1708	ofymeb.exe	28
PID 1708 wrote to memory of 516	1708	ofymeb.exe	28
PID 1708 wrote to memory of 516	1708	ofymeb.exe	28
PID 1708 wrote to memory of 516	1708	ofymeb.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ofymeb.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ofymeb.exe

C:\Users\Admin\AppData\Local\Temp\b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400.exe
"C:\Users\Admin\AppData\Local\Temp\b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:928
- C:\Users\Admin\AppData\Local\Temp\ofymeb.exe
  "C:\Users\Admin\AppData\Local\Temp\ofymeb.exe" C:\Users\Admin\AppData\Local\Temp\yujznwlcrbf.l
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1708
- - C:\Users\Admin\AppData\Local\Temp\ofymeb.exe
    "C:\Users\Admin\AppData\Local\Temp\ofymeb.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:516

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nklrnaxm.pgq

Filesize
262KB

MD5
bbdc1f709e28b28f5f8b8a49cfa7979f

SHA1
36f0967f06b119aba8dfbc2db8273c2a9d4214d9

SHA256
2830f05f1032d168c87f620e11566b37cf95f1c177fc58ce29c5eb1deb995cb0

SHA512
f4db0bdd0d2ef19af67a08efb7670ca950e8ecddbeafb97cd5d07f6979c124d9bc42170322784454d5a0d16c10762e33d69bd551e63a130ce81205cbb868b68f

Download Submit
C:\Users\Admin\AppData\Local\Temp\ofymeb.exe

Filesize
52KB

MD5
f51d802fe50463c86411c768850bd48d

SHA1
0dab86eb24eea1bb5639cdd86af7f2873d31214c

SHA256
9ccf52355950b5f34ac4e056267ed995e887d2b2367f24c6a8f75481bc47f209

SHA512
b7aff757232d32c8a7da59bdcaa6db53cec67074867328582ed133aaaafa819444549d9a36942d81a467546cc126bbfa73bd8f1d3a030e12db8620cead0e388e

Download Submit
C:\Users\Admin\AppData\Local\Temp\ofymeb.exe

Filesize
52KB

MD5
f51d802fe50463c86411c768850bd48d

SHA1
0dab86eb24eea1bb5639cdd86af7f2873d31214c

SHA256
9ccf52355950b5f34ac4e056267ed995e887d2b2367f24c6a8f75481bc47f209

SHA512
b7aff757232d32c8a7da59bdcaa6db53cec67074867328582ed133aaaafa819444549d9a36942d81a467546cc126bbfa73bd8f1d3a030e12db8620cead0e388e

Download Submit
C:\Users\Admin\AppData\Local\Temp\ofymeb.exe

Filesize
52KB

MD5
f51d802fe50463c86411c768850bd48d

SHA1
0dab86eb24eea1bb5639cdd86af7f2873d31214c

SHA256
9ccf52355950b5f34ac4e056267ed995e887d2b2367f24c6a8f75481bc47f209

SHA512
b7aff757232d32c8a7da59bdcaa6db53cec67074867328582ed133aaaafa819444549d9a36942d81a467546cc126bbfa73bd8f1d3a030e12db8620cead0e388e

Download Submit
C:\Users\Admin\AppData\Local\Temp\ofymeb.exe

Filesize
52KB

MD5
f51d802fe50463c86411c768850bd48d

SHA1
0dab86eb24eea1bb5639cdd86af7f2873d31214c

SHA256
9ccf52355950b5f34ac4e056267ed995e887d2b2367f24c6a8f75481bc47f209

SHA512
b7aff757232d32c8a7da59bdcaa6db53cec67074867328582ed133aaaafa819444549d9a36942d81a467546cc126bbfa73bd8f1d3a030e12db8620cead0e388e

Download Submit
C:\Users\Admin\AppData\Local\Temp\yujznwlcrbf.l

Filesize
5KB

MD5
e25bffcd7b98ce1fcf9e171f3fa062ca

SHA1
0ae44e563c2dc8aa3a3cdb6bfe59fd32438989d4

SHA256
7a043323865642c1c4a4c91b534ea54bc735f3261201ccdb49ef849800f6827b

SHA512
b374648443e731e0f93c00646b3a8483a5a3d8daa9d6964460c8b5c9c338d2fcf085d63fa392b2f4439c3323fee3eb3ad8869cfdc74f3fe6c281eeee2fd00d1c

Download Submit
\Users\Admin\AppData\Local\Temp\ofymeb.exe

Filesize
52KB

MD5
f51d802fe50463c86411c768850bd48d

SHA1
0dab86eb24eea1bb5639cdd86af7f2873d31214c

SHA256
9ccf52355950b5f34ac4e056267ed995e887d2b2367f24c6a8f75481bc47f209

SHA512
b7aff757232d32c8a7da59bdcaa6db53cec67074867328582ed133aaaafa819444549d9a36942d81a467546cc126bbfa73bd8f1d3a030e12db8620cead0e388e

Download Submit
\Users\Admin\AppData\Local\Temp\ofymeb.exe

Filesize
52KB

MD5
f51d802fe50463c86411c768850bd48d

SHA1
0dab86eb24eea1bb5639cdd86af7f2873d31214c

SHA256
9ccf52355950b5f34ac4e056267ed995e887d2b2367f24c6a8f75481bc47f209

SHA512
b7aff757232d32c8a7da59bdcaa6db53cec67074867328582ed133aaaafa819444549d9a36942d81a467546cc126bbfa73bd8f1d3a030e12db8620cead0e388e

Download Submit
\Users\Admin\AppData\Local\Temp\ofymeb.exe

Filesize
52KB

MD5
f51d802fe50463c86411c768850bd48d

SHA1
0dab86eb24eea1bb5639cdd86af7f2873d31214c

SHA256
9ccf52355950b5f34ac4e056267ed995e887d2b2367f24c6a8f75481bc47f209

SHA512
b7aff757232d32c8a7da59bdcaa6db53cec67074867328582ed133aaaafa819444549d9a36942d81a467546cc126bbfa73bd8f1d3a030e12db8620cead0e388e

Download Submit
memory/516-69-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/516-73-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/516-74-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/516-75-0x00000000002C0000-0x00000000002F0000-memory.dmp

Filesize
192KB

Download
memory/516-76-0x0000000001010000-0x0000000001050000-memory.dmp

Filesize
256KB

Download
memory/516-77-0x0000000001010000-0x0000000001050000-memory.dmp

Filesize
256KB

Download
memory/516-78-0x0000000001010000-0x0000000001050000-memory.dmp

Filesize
256KB

Download