agenttesla | d6a357dfa42abc314a7e81aa082c591cbcd7b3603348f8f6ffe860544c45aa42

Analysis

max time kernel
31s
max time network
133s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
03/03/2023, 12:49

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General

Target

HBL & MBL.exe
Size

309KB
MD5

97ff8e54c1834402a1132f3fe2c0b41d
SHA1

0e266fbd3b8e5b4c351e552f003548164a154b56
SHA256

e609e746aecbd9c2de5408d774e0998dd2e5f299de09bbce5075f16cdb63e54f
SHA512

50d235c73b1a04f31287683c6ee01528f94eef5aeed2112b410698d39e9264d3f9059f1fd7c667f241efe2855ede9a1dfbce70c99f13862e8d69272757c90304
SSDEEP

6144:PYa6STAkF/uasCWerTJZ3YDxY93JW5gckVOZ9pztGjWyVZLwSZOHKJSKf:PYcMkF/uas2TnAxY93JlVA9phaWiLcH4

Score

10^/10

agenttesla collection 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

Executes dropped EXE 2 IoCs

pid	Process
1240	mhqosuqhql.exe
1148	mhqosuqhql.exe

Loads dropped DLL 3 IoCs

pid	Process
1408	HBL & MBL.exe
1408	HBL & MBL.exe
1240	mhqosuqhql.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-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	mhqosuqhql.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	mhqosuqhql.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	mhqosuqhql.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows\CurrentVersion\Run\xtdmirbwgcluqa = "C:\\Users\\Admin\\AppData\\Roaming\\dyien\\wsclhqmvfbkto.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\mhqosuqhql.exe\" C:\\Users\\Admin\\AppData\\L"	mhqosuqhql.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	api.ipify.org
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1240 set thread context of 1148	1240	mhqosuqhql.exe	29

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
1240	mhqosuqhql.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1148	mhqosuqhql.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1408 wrote to memory of 1240	1408	HBL & MBL.exe	28
PID 1408 wrote to memory of 1240	1408	HBL & MBL.exe	28
PID 1408 wrote to memory of 1240	1408	HBL & MBL.exe	28
PID 1408 wrote to memory of 1240	1408	HBL & MBL.exe	28
PID 1240 wrote to memory of 1148	1240	mhqosuqhql.exe	29
PID 1240 wrote to memory of 1148	1240	mhqosuqhql.exe	29
PID 1240 wrote to memory of 1148	1240	mhqosuqhql.exe	29
PID 1240 wrote to memory of 1148	1240	mhqosuqhql.exe	29
PID 1240 wrote to memory of 1148	1240	mhqosuqhql.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	mhqosuqhql.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	mhqosuqhql.exe

C:\Users\Admin\AppData\Local\Temp\HBL & MBL.exe
"C:\Users\Admin\AppData\Local\Temp\HBL & MBL.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1408
- C:\Users\Admin\AppData\Local\Temp\mhqosuqhql.exe
  "C:\Users\Admin\AppData\Local\Temp\mhqosuqhql.exe" C:\Users\Admin\AppData\Local\Temp\uhlsvjnrgda.ich
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1240
- - C:\Users\Admin\AppData\Local\Temp\mhqosuqhql.exe
    "C:\Users\Admin\AppData\Local\Temp\mhqosuqhql.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:1148

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\mhqosuqhql.exe

Filesize
99KB

MD5
e65b75903b7cacc3d5a9c24a53e62b65

SHA1
328777edf28d25ce781d361bbcde7d4a144c8c63

SHA256
9634f0656662436753dbed4ccaf4ba42b858020bfcb827e0dff615cbcc8f3642

SHA512
d128e7022239bf026d9507a46fd5c0350f56785392dac67044f876623d15da3d08de873eafe16c2c0b363e71f55dadd1bd480ec906ec1ddc02f1af868d43db74

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

Filesize
99KB

MD5
e65b75903b7cacc3d5a9c24a53e62b65

SHA1
328777edf28d25ce781d361bbcde7d4a144c8c63

SHA256
9634f0656662436753dbed4ccaf4ba42b858020bfcb827e0dff615cbcc8f3642

SHA512
d128e7022239bf026d9507a46fd5c0350f56785392dac67044f876623d15da3d08de873eafe16c2c0b363e71f55dadd1bd480ec906ec1ddc02f1af868d43db74

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

Filesize
99KB

MD5
e65b75903b7cacc3d5a9c24a53e62b65

SHA1
328777edf28d25ce781d361bbcde7d4a144c8c63

SHA256
9634f0656662436753dbed4ccaf4ba42b858020bfcb827e0dff615cbcc8f3642

SHA512
d128e7022239bf026d9507a46fd5c0350f56785392dac67044f876623d15da3d08de873eafe16c2c0b363e71f55dadd1bd480ec906ec1ddc02f1af868d43db74

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

Filesize
99KB

MD5
e65b75903b7cacc3d5a9c24a53e62b65

SHA1
328777edf28d25ce781d361bbcde7d4a144c8c63

SHA256
9634f0656662436753dbed4ccaf4ba42b858020bfcb827e0dff615cbcc8f3642

SHA512
d128e7022239bf026d9507a46fd5c0350f56785392dac67044f876623d15da3d08de873eafe16c2c0b363e71f55dadd1bd480ec906ec1ddc02f1af868d43db74

Download Submit
C:\Users\Admin\AppData\Local\Temp\pufnfes.vc

Filesize
262KB

MD5
efc46a277b50818e5a704530a2c9c6a9

SHA1
074ed389e98c201198d62243bc9299aab084b867

SHA256
eae34b3bed8d8ccd3254c38742f602b5c144807cfa8fc575709ae1cfa11ab9f6

SHA512
a67f99bdac4b54b6f461be8d9e9d2e39ec5727617c5c6e8099693a6a031c57d53f326c128f29ac0b13a88bfc0c8cd65318f2c232f86b183a6314f6e3c713f81a

Download Submit
C:\Users\Admin\AppData\Local\Temp\uhlsvjnrgda.ich

Filesize
7KB

MD5
5b30b10518fdf3c3b25268972f0408d1

SHA1
26b70b1c274f6b54ca25c403d3f7c6fa1dff5bcc

SHA256
e520e7f8beb73bec077c0752b1b69a9bd14b234484c942eb879e61a1cce4b1ee

SHA512
498626fd14689a7998506ca58cff8300195d95da85cccc7096e7717bca7a190634ba295c6f5d1bbed9d411a79b658ad3271bf061fc4937c33fa1afd392f90d98

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

Filesize
99KB

MD5
e65b75903b7cacc3d5a9c24a53e62b65

SHA1
328777edf28d25ce781d361bbcde7d4a144c8c63

SHA256
9634f0656662436753dbed4ccaf4ba42b858020bfcb827e0dff615cbcc8f3642

SHA512
d128e7022239bf026d9507a46fd5c0350f56785392dac67044f876623d15da3d08de873eafe16c2c0b363e71f55dadd1bd480ec906ec1ddc02f1af868d43db74

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

Filesize
99KB

MD5
e65b75903b7cacc3d5a9c24a53e62b65

SHA1
328777edf28d25ce781d361bbcde7d4a144c8c63

SHA256
9634f0656662436753dbed4ccaf4ba42b858020bfcb827e0dff615cbcc8f3642

SHA512
d128e7022239bf026d9507a46fd5c0350f56785392dac67044f876623d15da3d08de873eafe16c2c0b363e71f55dadd1bd480ec906ec1ddc02f1af868d43db74

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

Filesize
99KB

MD5
e65b75903b7cacc3d5a9c24a53e62b65

SHA1
328777edf28d25ce781d361bbcde7d4a144c8c63

SHA256
9634f0656662436753dbed4ccaf4ba42b858020bfcb827e0dff615cbcc8f3642

SHA512
d128e7022239bf026d9507a46fd5c0350f56785392dac67044f876623d15da3d08de873eafe16c2c0b363e71f55dadd1bd480ec906ec1ddc02f1af868d43db74

Download Submit
memory/1148-70-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1148-74-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1148-75-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1148-77-0x0000000000F40000-0x0000000000F80000-memory.dmp

Filesize
256KB

Download
memory/1148-76-0x0000000000370000-0x00000000003A0000-memory.dmp

Filesize
192KB

Download