asyncrat | 4a37ef0832eff0801ea4c2bcd4c544d70aa91685fa2d0e18d9f382956ba9b212

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
08-05-2024 02:30

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General

Target

22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe
Size

5.1MB
MD5

22cff880fa28e4de8a2b3cfe8e4167ac
SHA1

4fe818c809011d0105b4199fe10c5843d6b892f3
SHA256

4a37ef0832eff0801ea4c2bcd4c544d70aa91685fa2d0e18d9f382956ba9b212
SHA512

50760946e9ee30688db36b1e7dc702a3a15f09e09cd62ca7ccc9e1dfc165c841fa2d1947bb9c9d6f866c87944e20658b4c7a0dfc05ae97a63cc533a6cdb8b06b
SSDEEP

98304:016BpLto6+8GmggciWjsMfdIfabcAhScW8GJ1plxuemt3uQZ13kXUUXx1sXgzcms:k6+8kgciUsMfd0APWF1ceK1T3k5XswW

Score

10^/10

asyncrat zgrat rat

Malware Config

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

Detect ZGRat V1 2 IoCs

resource	yara_rule
behavioral2/memory/4636-8-0x0000000005C00000-0x0000000005C14000-memory.dmp	family_zgrat_v1
behavioral2/memory/2112-9-0x0000000000400000-0x000000000042A000-memory.dmp	family_zgrat_v1

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

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
43	pastebin.com
44	pastebin.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4636 set thread context of 2112	4636	22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe	100

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2112	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4636 wrote to memory of 2112	4636	22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe	100
PID 4636 wrote to memory of 2112	4636	22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe	100
PID 4636 wrote to memory of 2112	4636	22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe	100
PID 4636 wrote to memory of 2112	4636	22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe	100
PID 4636 wrote to memory of 2112	4636	22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe	100
PID 4636 wrote to memory of 2112	4636	22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe	100
PID 4636 wrote to memory of 2112	4636	22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe	100
PID 4636 wrote to memory of 2112	4636	22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe	100

C:\Users\Admin\AppData\Local\Temp\22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\22cff880fa28e4de8a2b3cfe8e4167ac_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4636
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2112

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2112-9-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2112-15-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/2112-14-0x0000000004D70000-0x0000000004E0C000-memory.dmp

Filesize
624KB

Download
memory/2112-13-0x0000000005280000-0x0000000005824000-memory.dmp

Filesize
5.6MB

Download
memory/2112-12-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4636-3-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4636-6-0x0000000005B70000-0x0000000005B9E000-memory.dmp

Filesize
184KB

Download
memory/4636-7-0x0000000005C10000-0x0000000005C76000-memory.dmp

Filesize
408KB

Download
memory/4636-8-0x0000000005C00000-0x0000000005C14000-memory.dmp

Filesize
80KB

Download
memory/4636-5-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4636-11-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4636-4-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/4636-0-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/4636-2-0x00000000059C0000-0x00000000059C6000-memory.dmp

Filesize
24KB

Download
memory/4636-1-0x0000000000F70000-0x0000000000FD4000-memory.dmp

Filesize
400KB

Download