agenttesla | aa1726ec4e7bc607566c3c181498b479506c40449f69319a7bf0981f4e052bfe

General

Target

Scan docs.exe
Size

926KB
MD5

94159f5873c12cd7ee9b2ab1a0123afc
SHA1

16bb42d7b6ec5536c06c4d7e424633940f61263d
SHA256

aa1726ec4e7bc607566c3c181498b479506c40449f69319a7bf0981f4e052bfe
SHA512

e815a803e83c7b1e8584a043286503842c8c79b4be7193b92950a0df637be661b53de4bf473278b5c038097af9fd2213908a5b90527d232205d1e6eb226d11b5

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.atlmexco.com
Port:
587
Username:
maksat@atlmexco.com
Password:
Ma1301

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3620-127-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3620-128-0x00000000004375DE-mapping.dmp	family_agenttesla
behavioral2/memory/3620-134-0x0000000004F00000-0x00000000053FE000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

Processes:

Scan docs.exe

description pid process target process

PID 1400 set thread context of 3620 1400 Scan docs.exe Scan docs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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

Processes:

schtasks.exe

pid process

2256 schtasks.exe
Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Scan docs.exeScan docs.exe

pid process

1400 Scan docs.exe
1400 Scan docs.exe
1400 Scan docs.exe
1400 Scan docs.exe
1400 Scan docs.exe
1400 Scan docs.exe
3620 Scan docs.exe
3620 Scan docs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Scan docs.exeScan docs.exe

description pid process

Token: SeDebugPrivilege 1400 Scan docs.exe
Token: SeDebugPrivilege 3620 Scan docs.exe

description	pid	process	target process
PID 1400 set thread context of 3620	1400	Scan docs.exe	Scan docs.exe

pid	process
2256	schtasks.exe

pid	process
1400	Scan docs.exe
1400	Scan docs.exe
1400	Scan docs.exe
1400	Scan docs.exe
1400	Scan docs.exe
1400	Scan docs.exe
3620	Scan docs.exe
3620	Scan docs.exe

description	pid	process
Token: SeDebugPrivilege	1400	Scan docs.exe
Token: SeDebugPrivilege	3620	Scan docs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Scan docs.exe

description	pid	process	target process
PID 1400 wrote to memory of 2256	1400	Scan docs.exe	schtasks.exe
PID 1400 wrote to memory of 2256	1400	Scan docs.exe	schtasks.exe
PID 1400 wrote to memory of 2256	1400	Scan docs.exe	schtasks.exe
PID 1400 wrote to memory of 1816	1400	Scan docs.exe	Scan docs.exe
PID 1400 wrote to memory of 1816	1400	Scan docs.exe	Scan docs.exe
PID 1400 wrote to memory of 1816	1400	Scan docs.exe	Scan docs.exe
PID 1400 wrote to memory of 3620	1400	Scan docs.exe	Scan docs.exe
PID 1400 wrote to memory of 3620	1400	Scan docs.exe	Scan docs.exe
PID 1400 wrote to memory of 3620	1400	Scan docs.exe	Scan docs.exe
PID 1400 wrote to memory of 3620	1400	Scan docs.exe	Scan docs.exe
PID 1400 wrote to memory of 3620	1400	Scan docs.exe	Scan docs.exe
PID 1400 wrote to memory of 3620	1400	Scan docs.exe	Scan docs.exe
PID 1400 wrote to memory of 3620	1400	Scan docs.exe	Scan docs.exe
PID 1400 wrote to memory of 3620	1400	Scan docs.exe	Scan docs.exe

C:\Users\Admin\AppData\Local\Temp\Scan docs.exe
"C:\Users\Admin\AppData\Local\Temp\Scan docs.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1400

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DfvHLzAuHD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8212.tmp"
2⤵
- Creates scheduled task(s)
PID:2256

C:\Users\Admin\AppData\Local\Temp\Scan docs.exe
"C:\Users\Admin\AppData\Local\Temp\Scan docs.exe"
2⤵
PID:1816

C:\Users\Admin\AppData\Local\Temp\Scan docs.exe
"C:\Users\Admin\AppData\Local\Temp\Scan docs.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3620

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

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\Microsoft\CLR_v4.0_32\UsageLogs\Scan docs.exe.log
MD5
5b50852bf977f644bcd5997b7b5883c1

SHA1
8b53694b796620422b366dc5b8dbb3ce3060473c

SHA256
667bc8c8d53eddf6355877344b669db4fb9762e6320afc7316c3786213a254a9

SHA512
7e794fa7de5eca585000ef840ca821f36205d25b389747339d8b8d58b1ef3cd16306e62288f86027cbe6a76eeccc9dc7634a11c94ba551f3ce42ee874fac712d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8212.tmp
MD5
aeb3b18ca1226f9bfa86002b28b6eede

SHA1
dc64dbb3000783766e00679552311a62d9823a1d

SHA256
3dbc8ab2993df9de1cd723fa3dcbd8dde9f40f7a9eb9407c56d48a3d85ad15b4

SHA512
b94df4cb1a6deea3c4ac0cd73f006c48964c9c655ea260db46ec8c9e457ef74ca72eb57e2966caeee15c8029d22b529f10c37cb27f4ab99fa4f01857cc0135ce

Download Submit
memory/1400-123-0x000000000A240000-0x000000000A2D2000-memory.dmp

Filesize
584KB

Download
memory/1400-124-0x0000000006650000-0x00000000066B9000-memory.dmp

Filesize
420KB

Download
memory/1400-119-0x0000000007DA0000-0x0000000007DA1000-memory.dmp

Filesize
4KB

Download
memory/1400-120-0x0000000007CB0000-0x0000000007CB1000-memory.dmp

Filesize
4KB

Download
memory/1400-121-0x0000000007F60000-0x0000000007F61000-memory.dmp

Filesize
4KB

Download
memory/1400-122-0x000000000A1F0000-0x000000000A200000-memory.dmp

Filesize
64KB

Download
memory/1400-114-0x0000000000B50000-0x0000000000B51000-memory.dmp

Filesize
4KB

Download
memory/1400-118-0x00000000082A0000-0x00000000082A1000-memory.dmp

Filesize
4KB

Download
memory/1400-116-0x0000000007950000-0x0000000007951000-memory.dmp

Filesize
4KB

Download
memory/1400-117-0x0000000007D00000-0x0000000007D01000-memory.dmp

Filesize
4KB

Download
memory/2256-125-0x0000000000000000-mapping.dmp

Download
memory/3620-127-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3620-128-0x00000000004375DE-mapping.dmp

Download
memory/3620-134-0x0000000004F00000-0x00000000053FE000-memory.dmp

Filesize
5.0MB

Download
memory/3620-135-0x00000000050D0000-0x00000000050D1000-memory.dmp

Filesize
4KB

Download
memory/3620-136-0x0000000005BA0000-0x0000000005BA1000-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