agenttesla | b9cecac02570aecc4fec0f0266fa1fae40790bea5490f33a4b6486bce0cb0928

General

Target

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
Size

797KB
MD5

f94e76f3413533466d5381a1fcb5fdda
SHA1

42b1bf1036be4de18827d60a39e1894a7e28b334
SHA256

b9cecac02570aecc4fec0f0266fa1fae40790bea5490f33a4b6486bce0cb0928
SHA512

2dc46df45b4aea02158c6298127b9c36d1be9cdb6d43529f4300d090053cb82b916a2e426f959dcf73a941f1bc2ddc5d0471f41757329264611eb8e4cd5b15cf
SSDEEP

24576:Gzqd9qbNXVIDcg/kEyYiMeGHEp21HC2r1:yiqblVI7/kEyWt1i2r

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
server1.ahost.uz
Port:
587
Username:
[email protected]
Password:
N(8=3n[Shp7i

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2952-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Control Panel\International\Geo\Nation	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OebEPB = "C:\\Users\\Admin\\AppData\\Local\\Temp\\OebEPB\\OebEPB.exe"	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

description	pid	process	target process
PID 376 set thread context of 2952	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

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

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/Job
T1053

Processes:

schtasks.exe

pid process

3148 schtasks.exe

pid	process
3148	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exef94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

pid	process
376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
2952	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
2952	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

pid process

2952 f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

pid	process
2952	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exef94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
Token: SeDebugPrivilege	2952	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

pid process

2952 f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

pid	process
2952	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

description	pid	process	target process
PID 376 wrote to memory of 3148	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	schtasks.exe
PID 376 wrote to memory of 3148	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	schtasks.exe
PID 376 wrote to memory of 3148	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	schtasks.exe
PID 376 wrote to memory of 4920	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
PID 376 wrote to memory of 4920	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
PID 376 wrote to memory of 4920	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
PID 376 wrote to memory of 2952	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
PID 376 wrote to memory of 2952	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
PID 376 wrote to memory of 2952	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
PID 376 wrote to memory of 2952	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
PID 376 wrote to memory of 2952	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
PID 376 wrote to memory of 2952	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
PID 376 wrote to memory of 2952	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
PID 376 wrote to memory of 2952	376	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

outlook_office_path 1 IoCs

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

outlook_win_path 1 IoCs

Processes:

f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:376

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tKgpOEWUJEo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp22B6.tmp"
2⤵
- Creates scheduled task(s)
PID:3148

C:\Users\Admin\AppData\Local\Temp\f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe"
2⤵
PID:4920

C:\Users\Admin\AppData\Local\Temp\f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f94e76f3413533466d5381a1fcb5fdda_JaffaCakes118.exe.log
Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\OebEPB\OebEPB.exe
Filesize
797KB

MD5
f94e76f3413533466d5381a1fcb5fdda

SHA1
42b1bf1036be4de18827d60a39e1894a7e28b334

SHA256
b9cecac02570aecc4fec0f0266fa1fae40790bea5490f33a4b6486bce0cb0928

SHA512
2dc46df45b4aea02158c6298127b9c36d1be9cdb6d43529f4300d090053cb82b916a2e426f959dcf73a941f1bc2ddc5d0471f41757329264611eb8e4cd5b15cf

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp22B6.tmp
Filesize
1KB

MD5
ad87c2e64604e834287233ab9901b858

SHA1
57a5e0611b78834aa3e9e46320553104c349c5ac

SHA256
9a1992936c7aa2476f2a385dfb760dc74a356e7e60d1719c8b0c117e84232776

SHA512
fd79a3de96ed29582e1077f302859fabe578793a95854cf83d39c1c44eb8bf043c68c041b54e6463f677ccf3d26aaa8bc661f8f83376edb6239ddf72129de72b

Download Submit
memory/376-6-0x0000000005A00000-0x0000000005A0A000-memory.dmp

Filesize
40KB

Download
memory/376-2-0x00000000058E0000-0x000000000597C000-memory.dmp

Filesize
624KB

Download
memory/376-5-0x0000000005C40000-0x0000000005C50000-memory.dmp

Filesize
64KB

Download
memory/376-1-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/376-7-0x0000000005CB0000-0x0000000005D06000-memory.dmp

Filesize
344KB

Download
memory/376-8-0x0000000005A70000-0x0000000005A82000-memory.dmp

Filesize
72KB

Download
memory/376-9-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/376-10-0x0000000007610000-0x00000000076AC000-memory.dmp

Filesize
624KB

Download
memory/376-11-0x00000000053A0000-0x00000000053DE000-memory.dmp

Filesize
248KB

Download
memory/376-3-0x0000000005F90000-0x0000000006534000-memory.dmp

Filesize
5.6MB

Download
memory/376-0-0x0000000000EE0000-0x0000000000FAE000-memory.dmp

Filesize
824KB

Download
memory/376-4-0x0000000005A80000-0x0000000005B12000-memory.dmp

Filesize
584KB

Download
memory/376-22-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/2952-20-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/2952-21-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/2952-23-0x0000000005360000-0x0000000005378000-memory.dmp

Filesize
96KB

Download
memory/2952-24-0x00000000055A0000-0x0000000005606000-memory.dmp

Filesize
408KB

Download
memory/2952-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2952-27-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/2952-28-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/2952-30-0x0000000000F40000-0x0000000000F90000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads