agenttesla | a84976f14f99881b8fa21a451ff2a8ee98fb6cc0cc3883db10a6e8526955d172

Analysis

max time kernel
151s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 13:11

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General

Target

IMG_6307_1772.exe
Size

127KB
MD5

77eaebee7e193ce33af8fa01ad1c78fd
SHA1

0c422374a85402e3ba9f3229e63e7cc724d0da68
SHA256

a84976f14f99881b8fa21a451ff2a8ee98fb6cc0cc3883db10a6e8526955d172
SHA512

3062b0c0e8017ec69261f61fea857ee81f6191ec4f28cd76bf19d1b35e5495b005364c5b409e16ae8584d13e9634783d412e1db4f46ee8b7f855a4ff912bde74
SSDEEP

1536:PeYrUlyM9uDwucXroUhA9sDNkd4lbbbbbbbbbbbbbbbbbbbbbbbbbKt3hGH:8cFwEUhAW6CH

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
66.29.151.236
Port:
587
Username:
[email protected]
Password:
AvydGQ8TIDH9
Email To:
[email protected]

Signatures

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

Detect ZGRat V1 35 IoCs

resource	yara_rule
behavioral2/memory/4160-5-0x0000000008620000-0x0000000008856000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-14-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-48-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-70-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-56-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-50-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-44-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-40-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-38-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-36-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-34-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-32-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-31-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-28-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-24-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-22-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-46-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-43-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-26-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-20-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-18-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-12-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-10-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-16-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-9-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-72-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-68-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-66-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-64-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-62-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-60-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-58-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-54-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4160-52-0x0000000008620000-0x0000000008850000-memory.dmp	family_zgrat_v1
behavioral2/memory/4924-4916-0x0000000006D10000-0x0000000006F30000-memory.dmp	family_zgrat_v1

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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	IMG_6307_1772.exe

Executes dropped EXE 1 IoCs

pid	Process
4924	Oedllxui.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\iotsof = "C:\\Users\\Admin\\AppData\\Roaming\\iotsof.exe"	IMG_6307_1772.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4160 set thread context of 1184	4160	IMG_6307_1772.exe	101

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1184	IMG_6307_1772.exe
1184	IMG_6307_1772.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4160	IMG_6307_1772.exe
Token: SeDebugPrivilege	4924	Oedllxui.exe
Token: SeDebugPrivilege	4160	IMG_6307_1772.exe
Token: SeDebugPrivilege	1184	IMG_6307_1772.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4160 wrote to memory of 4924	4160	IMG_6307_1772.exe	100
PID 4160 wrote to memory of 4924	4160	IMG_6307_1772.exe	100
PID 4160 wrote to memory of 4924	4160	IMG_6307_1772.exe	100
PID 4160 wrote to memory of 1184	4160	IMG_6307_1772.exe	101
PID 4160 wrote to memory of 1184	4160	IMG_6307_1772.exe	101
PID 4160 wrote to memory of 1184	4160	IMG_6307_1772.exe	101
PID 4160 wrote to memory of 1184	4160	IMG_6307_1772.exe	101
PID 4160 wrote to memory of 1184	4160	IMG_6307_1772.exe	101
PID 4160 wrote to memory of 1184	4160	IMG_6307_1772.exe	101
PID 4160 wrote to memory of 1184	4160	IMG_6307_1772.exe	101
PID 4160 wrote to memory of 1184	4160	IMG_6307_1772.exe	101

C:\Users\Admin\AppData\Local\Temp\IMG_6307_1772.exe
"C:\Users\Admin\AppData\Local\Temp\IMG_6307_1772.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4160
- C:\Users\Admin\AppData\Local\Temp\Oedllxui.exe
  "C:\Users\Admin\AppData\Local\Temp\Oedllxui.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:4924
- C:\Users\Admin\AppData\Local\Temp\IMG_6307_1772.exe
  "C:\Users\Admin\AppData\Local\Temp\IMG_6307_1772.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1184

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=4104 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
1⤵
PID:1188

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Oedllxui.exe

Filesize
182KB

MD5
9ec566956abd55e5a3716b7fe18c02cb

SHA1
57973acdd1d1c54b210ffb4a9361da700c061a72

SHA256
17bc94c99e62dcd45f4d8344d01dbe62980edf16ebed299251420458e740d6ba

SHA512
844a417d0d00e1f1190f1ee6c1e38feaeeedc16dee3763fbd07437d6b6c9a4a1220fe505119941f6d75083cedb3a476d758469df46ef04c910fc49a24c781daf

Download Submit
memory/1184-4912-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1184-4911-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/1184-4914-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

Filesize
4KB

Download
memory/4160-1-0x0000000000590000-0x00000000005B2000-memory.dmp

Filesize
136KB

Download
memory/4160-2-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-3-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

Filesize
4KB

Download
memory/4160-4-0x0000000004F60000-0x0000000004F66000-memory.dmp

Filesize
24KB

Download
memory/4160-5-0x0000000008620000-0x0000000008856000-memory.dmp

Filesize
2.2MB

Download
memory/4160-6-0x0000000008E00000-0x00000000093A4000-memory.dmp

Filesize
5.6MB

Download
memory/4160-7-0x0000000008900000-0x0000000008992000-memory.dmp

Filesize
584KB

Download
memory/4160-8-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-14-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-48-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-70-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-56-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-50-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-44-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-40-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-38-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-36-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-34-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-32-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-31-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-28-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-24-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-22-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-46-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-43-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-26-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-20-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-18-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-12-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-10-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-16-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-9-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-72-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-68-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-66-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-64-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-62-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-60-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-58-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-54-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-52-0x0000000008620000-0x0000000008850000-memory.dmp

Filesize
2.2MB

Download
memory/4160-4889-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-4890-0x0000000000C90000-0x0000000000D00000-memory.dmp

Filesize
448KB

Download
memory/4160-4891-0x0000000000E00000-0x0000000000E4C000-memory.dmp

Filesize
304KB

Download
memory/4160-4892-0x0000000000EE0000-0x0000000000F46000-memory.dmp

Filesize
408KB

Download
memory/4160-4894-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-4905-0x0000000007260000-0x00000000072B4000-memory.dmp

Filesize
336KB

Download
memory/4160-4915-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/4924-4906-0x0000000000240000-0x0000000000270000-memory.dmp

Filesize
192KB

Download
memory/4924-4907-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/4924-4908-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/4924-4916-0x0000000006D10000-0x0000000006F30000-memory.dmp

Filesize
2.1MB

Download