agenttesla | 0743b68b011b64921ce7d5f306410a104d2b856d538188be26f1fca7926a8e7a

General

Target

02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
Size

811KB
MD5

02a34bf8a236b27d487f211a729d1624
SHA1

33da43d0e93c495d7de316268f2a437204dc34e1
SHA256

0743b68b011b64921ce7d5f306410a104d2b856d538188be26f1fca7926a8e7a
SHA512

28474ed5f4db80f0789206cd60e952e1a12e9bb21290fee99dc1b6d8b69f3b3b4e41c1f257e4a44901bce2c39b0eaf9dea094305d7ce953b38c2123b09e3fd27
SSDEEP

12288:Cy8TC5hFG5yzMxR/QPNtcEyM3MgghFeGb98O4Y3WsY4mAz6v3SSQ/+WRX:/8TqfG0Qx4tOAMgAbP4nsv

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.cabletraychina.com
Port:
587
Username:
sales@cabletraychina.com
Password:
Jhdq2017#

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/3088-6-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

Processes:

02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe

description	pid	process	target process
PID 2856 set thread context of 3088	2856	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

Processes:

dw20.exe

description ioc process

File created C:\Windows\AppCompat\Programs\Amcache.hve.tmp dw20.exe

description	ioc	process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

dw20.exe

description	pid	process
Token: SeRestorePrivilege	4300	dw20.exe
Token: SeBackupPrivilege	4300	dw20.exe
Token: SeBackupPrivilege	4300	dw20.exe
Token: SeBackupPrivilege	4300	dw20.exe
Token: SeBackupPrivilege	4300	dw20.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe

description	pid	process	target process
PID 2856 wrote to memory of 3088	2856	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
PID 2856 wrote to memory of 3088	2856	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
PID 2856 wrote to memory of 3088	2856	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
PID 2856 wrote to memory of 3088	2856	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
PID 2856 wrote to memory of 3088	2856	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
PID 2856 wrote to memory of 3088	2856	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
PID 2856 wrote to memory of 3088	2856	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
PID 2856 wrote to memory of 3088	2856	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
PID 3088 wrote to memory of 4300	3088	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	dw20.exe
PID 3088 wrote to memory of 4300	3088	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	dw20.exe
PID 3088 wrote to memory of 4300	3088	02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2856

C:\Users\Admin\AppData\Local\Temp\02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe
"{path}"
2⤵
- Suspicious use of WriteProcessMemory
PID:3088

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 276
3⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:4300

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1292 --field-trial-handle=2588,i,4353937220825226770,7138584070663735671,262144 --variations-seed-version /prefetch:8
1⤵
PID:3096

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\02a34bf8a236b27d487f211a729d1624_JaffaCakes118.exe.log
Filesize
594B

MD5
fdb26b3b547022b45cfaeee57eafd566

SHA1
11c6798b8a59233f404014c5e79b3363cd564b37

SHA256
2707fc7f074413881b7bafca05079327b188db6005709951e7f69d39a2af97c0

SHA512
44d9bb8c0f0b341690d00eda86e15a50f7f29ce9595925c1a2a7e19ad26202d10049a7a97bea278ecb7d429ad555de8edceeffff664d4b06309a9410a09bb700

Download Submit
memory/2856-9-0x0000000074680000-0x0000000074C31000-memory.dmp

Filesize
5.7MB

Download
memory/2856-2-0x00000000014C0000-0x00000000014D0000-memory.dmp

Filesize
64KB

Download
memory/2856-3-0x0000000074680000-0x0000000074C31000-memory.dmp

Filesize
5.7MB

Download
memory/2856-4-0x00000000014C0000-0x00000000014D0000-memory.dmp

Filesize
64KB

Download
memory/2856-5-0x00000000014C0000-0x00000000014D0000-memory.dmp

Filesize
64KB

Download
memory/2856-1-0x0000000074680000-0x0000000074C31000-memory.dmp

Filesize
5.7MB

Download
memory/2856-0-0x0000000074680000-0x0000000074C31000-memory.dmp

Filesize
5.7MB

Download
memory/3088-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3088-11-0x00000000019F0000-0x0000000001A00000-memory.dmp

Filesize
64KB

Download
memory/3088-10-0x0000000074680000-0x0000000074C31000-memory.dmp

Filesize
5.7MB

Download
memory/3088-12-0x0000000074680000-0x0000000074C31000-memory.dmp

Filesize
5.7MB

Download
memory/3088-19-0x0000000074680000-0x0000000074C31000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads