agenttesla | 08c67cfff3019f46339a127fe6176c29e3cc26f6df60cb01cf20abcbb3180360

General

Target

Invoice 752041.exe
Size

343KB
MD5

5aa23d8b62564d941b9280e3e6a4a7f7
SHA1

05982135347d56efb1009e25f59bb334bcc0ee9f
SHA256

2e8cc38f3632a65650d4cb44f5c9b66b5a31e9e431f21a67615a3566a3f0cb9e
SHA512

f831f2648e211c1c32348a13f9d465371b7581828d5eea339a957c5fb76718ee04654ba7832f53ae6eb7d01fdd558c35b73bdc99559b6a31986bef38d36a7a82
SSDEEP

6144:RMtupv8mx9piku5erIF9XCA2RO0F8S9hIlS8VPR5PJ9+fZmTDmv6MZRQtSYvbQnf:RMMpvJ/k35eUnN2Q0F8Whn8V55/2OCvw

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1183413987946274836/x2mGL5RsDliW33UcztWPXWKu2_GrASEJKuUh8AEd9kIV3tIOo9lsaMizqXjKhhr_O01m

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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
T1552.001
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
T1552.001
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Looks up external IP address via web service 1 IoCs

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

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2252 set thread context of 2360	2252	Invoice 752041.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2360	Invoice 752041.exe
2360	Invoice 752041.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2360	Invoice 752041.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 2360	2252	Invoice 752041.exe	28
PID 2252 wrote to memory of 2360	2252	Invoice 752041.exe	28
PID 2252 wrote to memory of 2360	2252	Invoice 752041.exe	28
PID 2252 wrote to memory of 2360	2252	Invoice 752041.exe	28
PID 2252 wrote to memory of 2360	2252	Invoice 752041.exe	28
PID 2252 wrote to memory of 2360	2252	Invoice 752041.exe	28
PID 2252 wrote to memory of 2360	2252	Invoice 752041.exe	28
PID 2252 wrote to memory of 2360	2252	Invoice 752041.exe	28
PID 2252 wrote to memory of 2360	2252	Invoice 752041.exe	28

C:\Users\Admin\AppData\Local\Temp\Invoice 752041.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice 752041.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Users\Admin\AppData\Local\Temp\Invoice 752041.exe
  "C:\Users\Admin\AppData\Local\Temp\Invoice 752041.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar6DE7.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/2252-0-0x00000000012A0000-0x00000000012FC000-memory.dmp

Filesize
368KB

Download
memory/2252-1-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-2-0x0000000000B30000-0x0000000000B70000-memory.dmp

Filesize
256KB

Download
memory/2252-3-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/2252-12-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2360-10-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2360-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2360-6-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2360-13-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2360-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2360-15-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2360-16-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2360-17-0x0000000004D00000-0x0000000004D40000-memory.dmp

Filesize
256KB

Download
memory/2360-4-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2360-5-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2360-55-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2360-56-0x0000000004D00000-0x0000000004D40000-memory.dmp

Filesize
256KB

Download

Analysis

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