agenttesla | b700763d46a1c32e807707dc7402a10894af27a76db31ef118387a65e415a9d6

General

Target

Shipping Document PL&BL Draft.js
Size

426KB
MD5

fd67c425734de81bb9c3162c88c6b533
SHA1

f014e4ee129ca9dc958282af207f2554a383df25
SHA256

b700763d46a1c32e807707dc7402a10894af27a76db31ef118387a65e415a9d6
SHA512

d5e6fd504e128f5e31c788741413224529570fc5e4a1073fcaadb12299220e2f54ff3f7672c470c1a70064aba3facbf73c1ee7beb707871a4e0e825c8c30e271

Score

10^/10

agenttesla vjw0rm keylogger persistence spyware stealer trojan worm

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1900836728:AAEDyoYbBJwtt1EA4hdgRlGTN1cq760KPNU/sendDocument

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\OBOMIKE4.exe	family_agenttesla
C:\Users\Admin\AppData\Local\Temp\OBOMIKE4.exe	family_agenttesla
behavioral1/memory/956-61-0x0000000001200000-0x000000000123C000-memory.dmp	family_agenttesla

Blocklisted process makes network request 16 IoCs

Processes:

wscript.exe

flow	pid	process
4	1716	wscript.exe
5	1716	wscript.exe
6	1716	wscript.exe
8	1716	wscript.exe
9	1716	wscript.exe
11	1716	wscript.exe
13	1716	wscript.exe
14	1716	wscript.exe
15	1716	wscript.exe
17	1716	wscript.exe
18	1716	wscript.exe
19	1716	wscript.exe
21	1716	wscript.exe
22	1716	wscript.exe
23	1716	wscript.exe
25	1716	wscript.exe

Executes dropped EXE 1 IoCs

Processes:

OBOMIKE4.exe

pid process

956 OBOMIKE4.exe

pid	process
956	OBOMIKE4.exe

Drops startup file 2 IoCs

Processes:

wscript.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bAMdEtWEre.js	wscript.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bAMdEtWEre.js	wscript.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\YVBPFHTJIQ = "\"C:\\Users\\Admin\\AppData\\Roaming\\bAMdEtWEre.js\""	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run	wscript.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

OBOMIKE4.exe

pid process

956 OBOMIKE4.exe
956 OBOMIKE4.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

OBOMIKE4.exe

description pid process

Token: SeDebugPrivilege 956 OBOMIKE4.exe

pid	process
956	OBOMIKE4.exe
956	OBOMIKE4.exe

description	pid	process
Token: SeDebugPrivilege	956	OBOMIKE4.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

wscript.exe

description	pid	process	target process
PID 1624 wrote to memory of 1716	1624	wscript.exe	wscript.exe
PID 1624 wrote to memory of 1716	1624	wscript.exe	wscript.exe
PID 1624 wrote to memory of 1716	1624	wscript.exe	wscript.exe
PID 1624 wrote to memory of 956	1624	wscript.exe	OBOMIKE4.exe
PID 1624 wrote to memory of 956	1624	wscript.exe	OBOMIKE4.exe
PID 1624 wrote to memory of 956	1624	wscript.exe	OBOMIKE4.exe
PID 1624 wrote to memory of 956	1624	wscript.exe	OBOMIKE4.exe

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Shipping Document PL&BL Draft.js"
1⤵
- Suspicious use of WriteProcessMemory
PID:1624

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\bAMdEtWEre.js"
2⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:1716

C:\Users\Admin\AppData\Local\Temp\OBOMIKE4.exe
"C:\Users\Admin\AppData\Local\Temp\OBOMIKE4.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:956

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\OBOMIKE4.exe
Filesize
214KB

MD5
09ea679f5c2a7265f399dd573799f7ec

SHA1
00860df49548b17be8fc13966651f0d7e4c80541

SHA256
08308a421943014b117236d146c4a6514116daa0a8ae0b8379ccfe84b4f0b09c

SHA512
0869871b068e061da9e8839bfb96d9464d935beb7893bd8a78e671e9c402860fdf1be557df2191436591e1320cba944e7b58e790cf29f87ba95e0fe42aff0fb6

Download Submit
C:\Users\Admin\AppData\Local\Temp\OBOMIKE4.exe
Filesize
214KB

MD5
09ea679f5c2a7265f399dd573799f7ec

SHA1
00860df49548b17be8fc13966651f0d7e4c80541

SHA256
08308a421943014b117236d146c4a6514116daa0a8ae0b8379ccfe84b4f0b09c

SHA512
0869871b068e061da9e8839bfb96d9464d935beb7893bd8a78e671e9c402860fdf1be557df2191436591e1320cba944e7b58e790cf29f87ba95e0fe42aff0fb6

Download Submit
C:\Users\Admin\AppData\Roaming\bAMdEtWEre.js
Filesize
17KB

MD5
1444b44e915d4c7a53cee3f4bfc8d5e9

SHA1
a6a0434b56c1967aaa75e307fa7dda3d7906c34c

SHA256
4a9b17d41ff25f9752a7c5255bc11a653f930d07339e20c8e11c97fa9db013c3

SHA512
26d3ffc5b6b66ccd4ee3ea11a9a1f30e64e1bc4009413e85922249d7a8957a1a4836e04d21d4c3f039e869eb81b4122f2371cba2bf34671d91b3dc0a686313d2

Download Submit
memory/956-57-0x0000000000000000-mapping.dmp

Download
memory/956-61-0x0000000001200000-0x000000000123C000-memory.dmp

Filesize
240KB

Download
memory/956-62-0x0000000075741000-0x0000000075743000-memory.dmp

Filesize
8KB

Download
memory/1624-54-0x000007FEFC4B1000-0x000007FEFC4B3000-memory.dmp

Filesize
8KB

Download
memory/1716-55-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads