agenttesla | 57191284c75940f3a637266acc38d3a503ab97a52c9d99a0a85ff61d27420b6f

General

Target

Maersk BL 208268807.exe
Size

1.1MB
MD5

389b1ceb54ef9b29abd411ecc34a81e3
SHA1

10d1d0b6079b473cbc2f80fae531c5249d869b10
SHA256

57191284c75940f3a637266acc38d3a503ab97a52c9d99a0a85ff61d27420b6f
SHA512

fbdd56931a513a22eb7bea4f520b7cdcfc15b9b7b2035783be27dc4d200c4de0ea92b4529372dbb89153f3869dcb07366a9485c932e1d75ef542461bad61df19
SSDEEP

24576:x9g5RKfkbB7XrwQVAv4OagvtRejXSWfJ:Q5R5BXEQ+4OagKfJ

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1633482536:AAF1JIS_DaayovuRrLGy_POYaI3DRc2CrPY/sendDocument

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/1496-147-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	Maersk BL 208268807.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-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Maersk BL 208268807.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Maersk BL 208268807.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Maersk BL 208268807.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3304 set thread context of 1496	3304	Maersk BL 208268807.exe	96

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2136	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3304	Maersk BL 208268807.exe
3304	Maersk BL 208268807.exe
3304	Maersk BL 208268807.exe
3304	Maersk BL 208268807.exe
3304	Maersk BL 208268807.exe
3304	Maersk BL 208268807.exe
748	powershell.exe
1496	Maersk BL 208268807.exe
1496	Maersk BL 208268807.exe
748	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3304	Maersk BL 208268807.exe
Token: SeDebugPrivilege	748	powershell.exe
Token: SeDebugPrivilege	1496	Maersk BL 208268807.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 3304 wrote to memory of 748	3304	Maersk BL 208268807.exe	90
PID 3304 wrote to memory of 748	3304	Maersk BL 208268807.exe	90
PID 3304 wrote to memory of 748	3304	Maersk BL 208268807.exe	90
PID 3304 wrote to memory of 2136	3304	Maersk BL 208268807.exe	92
PID 3304 wrote to memory of 2136	3304	Maersk BL 208268807.exe	92
PID 3304 wrote to memory of 2136	3304	Maersk BL 208268807.exe	92
PID 3304 wrote to memory of 2760	3304	Maersk BL 208268807.exe	94
PID 3304 wrote to memory of 2760	3304	Maersk BL 208268807.exe	94
PID 3304 wrote to memory of 2760	3304	Maersk BL 208268807.exe	94
PID 3304 wrote to memory of 4896	3304	Maersk BL 208268807.exe	95
PID 3304 wrote to memory of 4896	3304	Maersk BL 208268807.exe	95
PID 3304 wrote to memory of 4896	3304	Maersk BL 208268807.exe	95
PID 3304 wrote to memory of 520	3304	Maersk BL 208268807.exe	97
PID 3304 wrote to memory of 520	3304	Maersk BL 208268807.exe	97
PID 3304 wrote to memory of 520	3304	Maersk BL 208268807.exe	97
PID 3304 wrote to memory of 1496	3304	Maersk BL 208268807.exe	96
PID 3304 wrote to memory of 1496	3304	Maersk BL 208268807.exe	96
PID 3304 wrote to memory of 1496	3304	Maersk BL 208268807.exe	96
PID 3304 wrote to memory of 1496	3304	Maersk BL 208268807.exe	96
PID 3304 wrote to memory of 1496	3304	Maersk BL 208268807.exe	96
PID 3304 wrote to memory of 1496	3304	Maersk BL 208268807.exe	96
PID 3304 wrote to memory of 1496	3304	Maersk BL 208268807.exe	96
PID 3304 wrote to memory of 1496	3304	Maersk BL 208268807.exe	96

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Maersk BL 208268807.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Maersk BL 208268807.exe

C:\Users\Admin\AppData\Local\Temp\Maersk BL 208268807.exe
"C:\Users\Admin\AppData\Local\Temp\Maersk BL 208268807.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3304
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TUAPThvluldXYy.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:748
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TUAPThvluldXYy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3B53.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2136
- C:\Users\Admin\AppData\Local\Temp\Maersk BL 208268807.exe
  "C:\Users\Admin\AppData\Local\Temp\Maersk BL 208268807.exe"
  2⤵
  PID:2760
- C:\Users\Admin\AppData\Local\Temp\Maersk BL 208268807.exe
  "C:\Users\Admin\AppData\Local\Temp\Maersk BL 208268807.exe"
  2⤵
  PID:4896
- C:\Users\Admin\AppData\Local\Temp\Maersk BL 208268807.exe
  "C:\Users\Admin\AppData\Local\Temp\Maersk BL 208268807.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1496
- C:\Users\Admin\AppData\Local\Temp\Maersk BL 208268807.exe
  "C:\Users\Admin\AppData\Local\Temp\Maersk BL 208268807.exe"
  2⤵
  PID:520

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Maersk BL 208268807.exe.log

Filesize
1KB

MD5
33d62ef2c354f839a8b2b987e6ee41e7

SHA1
d76f64ac411a61f3f232f7f9f7b179bd34042226

SHA256
f6a84062cb11ccf802324692c2c4c48543377cf717d98efd5de695ed6d0a97d9

SHA512
d68a426b2f4646bb45e2267d60680166a8effb9a461e5a07756ba13a3bdf36b27e6e9777d945d03a62362e6976e92214c53ffc7c4f03ec28d3fcfc9a442c5e3c

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oh4i1swp.k4s.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3B53.tmp

Filesize
1KB

MD5
6a7eccb5238cd8d6a05c7511e7d14d1b

SHA1
0714efe61a322b0a53810b2532a3a236849a7a5e

SHA256
3afcc632487de674fe8a59552342f980e3e9be476a9a4ea8ee806bd9c8f8c1a1

SHA512
e9ee28de5604287beef12e0bc3c0529a36171e050cda0c0e1ace1674ade4d9b4c835599cab3e7d37fcb7ab0ef8518870c30a411b62750a01c35d372a121743e8

Download Submit
memory/748-159-0x0000000005530000-0x0000000005596000-memory.dmp

Filesize
408KB

Download
memory/748-166-0x0000000006160000-0x0000000006192000-memory.dmp

Filesize
200KB

Download
memory/748-186-0x00000000071C0000-0x00000000071C8000-memory.dmp

Filesize
32KB

Download
memory/748-185-0x00000000071E0000-0x00000000071FA000-memory.dmp

Filesize
104KB

Download
memory/748-144-0x00000000045D0000-0x0000000004606000-memory.dmp

Filesize
216KB

Download
memory/748-184-0x00000000070D0000-0x00000000070DE000-memory.dmp

Filesize
56KB

Download
memory/748-146-0x0000000004CE0000-0x0000000005308000-memory.dmp

Filesize
6.2MB

Download
memory/748-183-0x0000000007120000-0x00000000071B6000-memory.dmp

Filesize
600KB

Download
memory/748-165-0x00000000048E0000-0x00000000048FE000-memory.dmp

Filesize
120KB

Download
memory/748-182-0x0000000006F10000-0x0000000006F1A000-memory.dmp

Filesize
40KB

Download
memory/748-151-0x00000000046A0000-0x00000000046B0000-memory.dmp

Filesize
64KB

Download
memory/748-152-0x0000000005410000-0x0000000005432000-memory.dmp

Filesize
136KB

Download
memory/748-153-0x00000000054C0000-0x0000000005526000-memory.dmp

Filesize
408KB

Download
memory/748-181-0x0000000006EA0000-0x0000000006EBA000-memory.dmp

Filesize
104KB

Download
memory/748-180-0x00000000074E0000-0x0000000007B5A000-memory.dmp

Filesize
6.5MB

Download
memory/748-179-0x000000007F850000-0x000000007F860000-memory.dmp

Filesize
64KB

Download
memory/748-150-0x00000000046A0000-0x00000000046B0000-memory.dmp

Filesize
64KB

Download
memory/748-178-0x00000000046A0000-0x00000000046B0000-memory.dmp

Filesize
64KB

Download
memory/748-167-0x0000000070800000-0x000000007084C000-memory.dmp

Filesize
304KB

Download
memory/748-177-0x0000000006140000-0x000000000615E000-memory.dmp

Filesize
120KB

Download
memory/1496-164-0x0000000003280000-0x0000000003290000-memory.dmp

Filesize
64KB

Download
memory/1496-147-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1496-189-0x0000000003280000-0x0000000003290000-memory.dmp

Filesize
64KB

Download
memory/1496-190-0x0000000006830000-0x0000000006880000-memory.dmp

Filesize
320KB

Download
memory/1496-191-0x0000000003280000-0x0000000003290000-memory.dmp

Filesize
64KB

Download
memory/3304-134-0x0000000005090000-0x0000000005634000-memory.dmp

Filesize
5.6MB

Download
memory/3304-137-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/3304-133-0x0000000000040000-0x0000000000160000-memory.dmp

Filesize
1.1MB

Download
memory/3304-135-0x0000000004B80000-0x0000000004C12000-memory.dmp

Filesize
584KB

Download
memory/3304-136-0x0000000004B00000-0x0000000004B0A000-memory.dmp

Filesize
40KB

Download
memory/3304-139-0x0000000007B20000-0x0000000007BBC000-memory.dmp

Filesize
624KB

Download
memory/3304-138-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads