agenttesla | 8a1663beb1cc9c1eb19d1628220d9a4b152a817574b6f8a18b97e4cad0767c52

General

Target

d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
Size

667KB
MD5

6370785ab7838f283caeb2abf4a67d99
SHA1

462f26fca7db24c67a71b99dc21aca90fde8bd6d
SHA256

d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a
SHA512

21fe915e5d7344c1df60e7d6d6bf3ceb64d021722940a1fd0d4300ca64d622fabe1d2cad38712daa87a52b4a281b9abde84867732c4bfec7f91ea07cc3980f85
SSDEEP

12288:rhtGBPQAaPr/oRUcOlF+H+1/mHRE4pOe6X8g/hZJrTxYWGtTjipgfq+KYwX8:lXLo/OOHeuHREayXf/hNYr7KhX8

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.synergyinnovationsgroup.com
Port:
587
Username:
[email protected]
Password:
C@p-Y8BoHc#?
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Loads dropped DLL 11 IoCs

pid	Process
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\spankingerne\Vidnesbyrd.Syn106	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
File created	C:\Windows\SysWOW64\Dogmefastes.lnk	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
File opened for modification	C:\Windows\SysWOW64\Dogmefastes.lnk	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
896	wab.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
896	wab.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2148 set thread context of 896	2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe	94

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\eudaemons.ini	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\sygelejet\devested.per	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
File opened for modification	C:\Windows\totlafholdenhedens\Sagittaries.ini	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
File opened for modification	C:\Windows\resources\0409\Opkomlinge\undersluice.yed	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
File opened for modification	C:\Windows\resources\lizis\seadromes.ett	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe

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

System Information Discovery
T1082

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	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wab.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
896	wab.exe
896	wab.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	896	wab.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 896	2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe	94
PID 2148 wrote to memory of 896	2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe	94
PID 2148 wrote to memory of 896	2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe	94
PID 2148 wrote to memory of 896	2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe	94
PID 2148 wrote to memory of 896	2148	d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe	94

C:\Users\Admin\AppData\Local\Temp\d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe
"C:\Users\Admin\AppData\Local\Temp\d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Program Files (x86)\windows mail\wab.exe
  "C:\Users\Admin\AppData\Local\Temp\d9b50e6caaea2686b421cc5380b6bb3c67515f222f377d2b093352abdfdba47a.exe"
  2⤵
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Information Discovery

1

T1082

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\Temp\nsn74A5.tmp\LangDLL.dll

Filesize
5KB

MD5
f1e9eed02db3a822a7ddef0c724e5f1f

SHA1
65864992f5b6c79c5efbefb5b1354648a8a86709

SHA256
6dff504c6759c418c6635c9b25b8c91d0d9ef7787a3a93610d7670bb563c09df

SHA512
c22b64fff76b25cf53231b8636f07b361d95791c4646787ce7beac27ad6a0de88337dcceb25b5196f97c452dda72e2614647f51a8a18cb4d5228a82ed2e0780c

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsn74A5.tmp\System.dll

Filesize
11KB

MD5
17ed1c86bd67e78ade4712be48a7d2bd

SHA1
1cc9fe86d6d6030b4dae45ecddce5907991c01a0

SHA256
bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb

SHA512
0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5

Download Submit
C:\Users\Public\Pictures\Milliluxes.lnk

Filesize
960B

MD5
8c664fd7c4044a42daf982fd945b164d

SHA1
a9da5f2217dbcdc220582f8e0890751ec52c09ff

SHA256
1da59b14422bba8c671a095c8fa431a4103f13e44169ee13704cf97ce51bb320

SHA512
57c2afa5774a9be98e2fabdc6edbf1f28dafcf46f9c044b036854b6fb6bee73b1dd893d4f68c47900d7adc4222ab135539b8234c4d208872f4844d36cb35fac5

Download Submit
C:\Windows\SysWOW64\Dogmefastes.lnk

Filesize
1KB

MD5
e19cbdbdf4cb8f8c71c7ccc56b7f3503

SHA1
f7ff5e3f14013fa4dc5d330472b13c5c013f2a6d

SHA256
5d8495bbca4805deef08b67fba87b10df9b7d3544782719819867c135fffb75d

SHA512
e1e43c154ba738293889f860b47ed5ab6ef959bcde26b9c2cd03ad4a93b46b8f5290b1cdda58d6a1c84dd43a80f40b1103696320ae00220f4d1dcc24289484dc

Download Submit
memory/896-647-0x00000000390D0000-0x0000000039136000-memory.dmp

Filesize
408KB

Download
memory/896-645-0x0000000000E30000-0x0000000000E70000-memory.dmp

Filesize
256KB

Download
memory/896-654-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/896-636-0x0000000077B88000-0x0000000077B89000-memory.dmp

Filesize
4KB

Download
memory/896-637-0x0000000077BA5000-0x0000000077BA6000-memory.dmp

Filesize
4KB

Download
memory/896-641-0x0000000000E30000-0x0000000002084000-memory.dmp

Filesize
18.3MB

Download
memory/896-642-0x0000000000E30000-0x0000000002084000-memory.dmp

Filesize
18.3MB

Download
memory/896-643-0x0000000077B01000-0x0000000077C21000-memory.dmp

Filesize
1.1MB

Download
memory/896-644-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/896-653-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/896-646-0x00000000394F0000-0x0000000039A94000-memory.dmp

Filesize
5.6MB

Download
memory/896-651-0x00000000392B0000-0x00000000392BA000-memory.dmp

Filesize
40KB

Download
memory/896-648-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/896-649-0x0000000039260000-0x00000000392B0000-memory.dmp

Filesize
320KB

Download
memory/896-650-0x0000000039350000-0x00000000393E2000-memory.dmp

Filesize
584KB

Download
memory/2148-633-0x0000000077B01000-0x0000000077C21000-memory.dmp

Filesize
1.1MB

Download
memory/2148-634-0x0000000077B01000-0x0000000077C21000-memory.dmp

Filesize
1.1MB

Download
memory/2148-635-0x0000000010004000-0x0000000010005000-memory.dmp

Filesize
4KB

Download

Analysis

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