a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4

General

Target

a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
Size

198KB
MD5

bfc426e0bc8e604e2222ce9ae6d326fd
SHA1

7d857718fb2711f782cd95dcec052604d9987632
SHA256

a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4
SHA512

cec223f2b78a2d726726574461ccfe99e84c7eb5c4f07eeba5bdf407dff80885966c0ea85209dfa92dde62b229963387afacbf187dbbce03de910ae6556d4b7f
SSDEEP

3072:6K2ADaRP/PSgBTvw7QbU7A0xogY4hrmZzgOJR0Dwy4enem5oaUpkqU:dh0P/6gC6UMcPrmZxJi5rCkv

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2532	Explorer.EXE

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2386679933-1492765628-3466841596-1000\\$df4757a38c4e42bd395c84c59df2e649\\n."	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe

Deletes itself 1 IoCs

pid	Process
4752	cmd.exe

Unexpected DNS network traffic destination 5 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4612 set thread context of 4752	4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe	84

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\clsid	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2386679933-1492765628-3466841596-1000\\$df4757a38c4e42bd395c84c59df2e649\\n."	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
2532	Explorer.EXE
2532	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2532	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
Token: SeDebugPrivilege	4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
Token: SeDebugPrivilege	4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
Token: SeDebugPrivilege	2532	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4612 wrote to memory of 2532	4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe	56
PID 4612 wrote to memory of 2532	4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe	56
PID 4612 wrote to memory of 4752	4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe	84
PID 4612 wrote to memory of 4752	4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe	84
PID 4612 wrote to memory of 4752	4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe	84
PID 4612 wrote to memory of 4752	4612	a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe	84

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2532
- C:\Users\Admin\AppData\Local\Temp\a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe
  "C:\Users\Admin\AppData\Local\Temp\a2a9de151c592b7b30fb5b4d3585554fe63a45df11d28c46a3e3b7e631150cf4.exe"
  2⤵
  - Registers COM server for autorun
  - Suspicious use of SetThreadContext
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4612
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:4752

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-2386679933-1492765628-3466841596-1000\$df4757a38c4e42bd395c84c59df2e649\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
C:\$Recycle.Bin\S-1-5-21-2386679933-1492765628-3466841596-1000\$df4757a38c4e42bd395c84c59df2e649\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
memory/4612-132-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/4612-133-0x00000000005D0000-0x0000000000607000-memory.dmp

Filesize
220KB

Download
memory/4612-136-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/4612-137-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/4612-138-0x00000000005D0000-0x0000000000607000-memory.dmp

Filesize
220KB

Download

Analysis

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