agenttesla | 4a5c1ecaabfa1e8421a4a975593f1563f5170f538daa982ea2050e902bd7dd28

General

Target

payment receipt.exe
Size

918KB
MD5

0267124a0f286b43897b99dea1f3b0ea
SHA1

dcc8590b8fc2adfecb01c919f80f4a0d30c123b4
SHA256

4a5c1ecaabfa1e8421a4a975593f1563f5170f538daa982ea2050e902bd7dd28
SHA512

72f5908456d73f3a180db5c2dc869043130b7af35be918131fa72ada0b969c9d3cbf90754d0700bb1864ba0714f1d3e800272bb8f0d6e5d52192a7e33a2b23aa
SSDEEP

12288:R3IU8S6eUddsV08lxM1lXjfZBU+wfiFWXO68KVJtG90oGw+48MbcmXS:JItSAdWU2ZfiUT8WS0oGb48SPi

Score

10^/10

agenttesla zgrat keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1181894413438439434/9bOHVO843L8CrAC0uc2nEWNawAnthabqbd_3QLkg4EwlDdJ0KycDbG1rrLXUyDx--pB7

Signatures

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

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral2/memory/2808-6-0x0000000006A00000-0x0000000006A18000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2808 set thread context of 2908	2808	payment receipt.exe	94

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3276	2908	WerFault.exe	94

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2908	payment receipt.exe
2908	payment receipt.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2908	payment receipt.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2908	2808	payment receipt.exe	94
PID 2808 wrote to memory of 2908	2808	payment receipt.exe	94
PID 2808 wrote to memory of 2908	2808	payment receipt.exe	94
PID 2808 wrote to memory of 2908	2808	payment receipt.exe	94
PID 2808 wrote to memory of 2908	2808	payment receipt.exe	94
PID 2808 wrote to memory of 2908	2808	payment receipt.exe	94
PID 2808 wrote to memory of 2908	2808	payment receipt.exe	94
PID 2808 wrote to memory of 2908	2808	payment receipt.exe	94

C:\Users\Admin\AppData\Local\Temp\payment receipt.exe
"C:\Users\Admin\AppData\Local\Temp\payment receipt.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Users\Admin\AppData\Local\Temp\payment receipt.exe
  "C:\Users\Admin\AppData\Local\Temp\payment receipt.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2908 -s 1780
    3⤵
    - Program crash
    PID:3276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 2908 -ip 2908
1⤵
PID:760

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\Local\Microsoft\CLR_v4.0_32\UsageLogs\payment receipt.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2808-10-0x0000000007D70000-0x0000000007E0C000-memory.dmp

Filesize
624KB

Download
memory/2808-1-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/2808-3-0x00000000050E0000-0x0000000005172000-memory.dmp

Filesize
584KB

Download
memory/2808-4-0x00000000050C0000-0x00000000050D0000-memory.dmp

Filesize
64KB

Download
memory/2808-5-0x00000000050A0000-0x00000000050AA000-memory.dmp

Filesize
40KB

Download
memory/2808-6-0x0000000006A00000-0x0000000006A18000-memory.dmp

Filesize
96KB

Download
memory/2808-7-0x0000000008FB0000-0x0000000008FB8000-memory.dmp

Filesize
32KB

Download
memory/2808-11-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/2808-9-0x00000000028F0000-0x000000000296C000-memory.dmp

Filesize
496KB

Download
memory/2808-0-0x00000000005D0000-0x00000000006BC000-memory.dmp

Filesize
944KB

Download
memory/2808-8-0x00000000062A0000-0x00000000062AA000-memory.dmp

Filesize
40KB

Download
memory/2808-12-0x00000000050C0000-0x00000000050D0000-memory.dmp

Filesize
64KB

Download
memory/2808-16-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/2808-2-0x00000000055F0000-0x0000000005B94000-memory.dmp

Filesize
5.6MB

Download
memory/2908-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2908-17-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/2908-18-0x00000000056E0000-0x00000000056F0000-memory.dmp

Filesize
64KB

Download
memory/2908-19-0x0000000005A80000-0x0000000005AE6000-memory.dmp

Filesize
408KB

Download
memory/2908-20-0x0000000006720000-0x0000000006770000-memory.dmp

Filesize
320KB

Download
memory/2908-21-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download

Analysis

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