agenttesla | 2769a09ab0930c0ad48b04e12bd6f82b24a51bef017540776388480f50092821

General

Target

ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe
Size

661KB
MD5

ef28f9e3e850cabec44d7e44a53f930a
SHA1

558aefacc918bb9fcc3021eccf95eeb0f17455ee
SHA256

2769a09ab0930c0ad48b04e12bd6f82b24a51bef017540776388480f50092821
SHA512

ac5e77ec5206164ff7e0a09ae3d2ef20241f4522fa868040ac1f7eb74d537dbf65007fa29b6fbdc28e270770a26c3dda7e97c2a3058518baa885aa0882911c25
SSDEEP

12288:9Hvy71oBnMw0K9Uqs7pDwjZhXEvzpPH9bm:9XBMw0qUqstD6fErJdb

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.cleannharbor.com
Port:
587
Username:
[email protected]
Password:
C!@MJND9

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/544-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1616 set thread context of 544	1616	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe	91

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
544	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe
544	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	544	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1616 wrote to memory of 544	1616	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe	91
PID 1616 wrote to memory of 544	1616	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe	91
PID 1616 wrote to memory of 544	1616	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe	91
PID 1616 wrote to memory of 544	1616	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe	91
PID 1616 wrote to memory of 544	1616	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe	91
PID 1616 wrote to memory of 544	1616	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe	91
PID 1616 wrote to memory of 544	1616	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe	91
PID 1616 wrote to memory of 544	1616	ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe	91

C:\Users\Admin\AppData\Local\Temp\ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1616
- C:\Users\Admin\AppData\Local\Temp\ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ef28f9e3e850cabec44d7e44a53f930a_JaffaCakes118.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
memory/544-21-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/544-20-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/544-19-0x0000000006670000-0x00000000066D6000-memory.dmp

Filesize
408KB

Download
memory/544-18-0x0000000005CF0000-0x0000000005D08000-memory.dmp

Filesize
96KB

Download
memory/544-17-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/544-15-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/544-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1616-10-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/1616-9-0x000000007487E000-0x000000007487F000-memory.dmp

Filesize
4KB

Download
memory/1616-0-0x000000007487E000-0x000000007487F000-memory.dmp

Filesize
4KB

Download
memory/1616-11-0x0000000005FE0000-0x000000000604C000-memory.dmp

Filesize
432KB

Download
memory/1616-8-0x0000000005310000-0x000000000531A000-memory.dmp

Filesize
40KB

Download
memory/1616-7-0x00000000055A0000-0x00000000055F6000-memory.dmp

Filesize
344KB

Download
memory/1616-6-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/1616-16-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/1616-5-0x00000000052C0000-0x00000000052CA000-memory.dmp

Filesize
40KB

Download
memory/1616-4-0x0000000005320000-0x00000000053B2000-memory.dmp

Filesize
584KB

Download
memory/1616-3-0x0000000005830000-0x0000000005DD4000-memory.dmp

Filesize
5.6MB

Download
memory/1616-2-0x00000000051B0000-0x000000000524C000-memory.dmp

Filesize
624KB

Download
memory/1616-1-0x0000000000900000-0x00000000009AC000-memory.dmp

Filesize
688KB

Download

Analysis

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