33f0e2e35a1d505742d5aa6e975f99ea2c05737208af762cbce269806f17aa8a

General

Target

539fea490774ed5cffb9f22f04903f40N.exe
Size

72KB
MD5

539fea490774ed5cffb9f22f04903f40
SHA1

639169c05c47e85bb9c12a4b5211434cfc6c0478
SHA256

33f0e2e35a1d505742d5aa6e975f99ea2c05737208af762cbce269806f17aa8a
SHA512

d13be9b1f7aebc61e4f35e18b8df0cc440d549c49af1583d26d5ad8869fd4e302fc8f528cf5e7b54eb70f3830b32d9107fa79e9783e99518cdfa6d2ef52fe5f3
SSDEEP

1536:w+PUlN+AdjkWzzDEafNbtXHv+XB2V02L3G6+lWCWQ+:HPUKAV5zzDEWtgB2VNW6+bWQ+

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad	Ccjoli32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\Web Event Logger = "{79FEACFF-FFCE-815E-A900-316290B5B738}"	Ccjoli32.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad	Djdgic32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\Web Event Logger = "{79FEACFF-FFCE-815E-A900-316290B5B738}"	Djdgic32.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad	539fea490774ed5cffb9f22f04903f40N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\Web Event Logger = "{79FEACFF-FFCE-815E-A900-316290B5B738}"	539fea490774ed5cffb9f22f04903f40N.exe

Executes dropped EXE 3 IoCs

pid	Process
2060	Ccjoli32.exe
1992	Djdgic32.exe
2668	Dpapaj32.exe

Loads dropped DLL 9 IoCs

pid	Process
2088	539fea490774ed5cffb9f22f04903f40N.exe
2088	539fea490774ed5cffb9f22f04903f40N.exe
2060	Ccjoli32.exe
2060	Ccjoli32.exe
1992	Djdgic32.exe
1992	Djdgic32.exe
2592	WerFault.exe
2592	WerFault.exe
2592	WerFault.exe

Drops file in System32 directory 11 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Ccjoli32.exe	539fea490774ed5cffb9f22f04903f40N.exe
File opened for modification	C:\Windows\SysWOW64\ÿs.e¢e	Dpapaj32.exe
File created	C:\Windows\SysWOW64\Ccofjipn.dll	Ccjoli32.exe
File created	C:\Windows\SysWOW64\Dpapaj32.exe	Djdgic32.exe
File opened for modification	C:\Windows\SysWOW64\Dpapaj32.exe	Djdgic32.exe
File created	C:\Windows\SysWOW64\Pdkefp32.dll	Djdgic32.exe
File opened for modification	C:\Windows\SysWOW64\Ccjoli32.exe	539fea490774ed5cffb9f22f04903f40N.exe
File created	C:\Windows\SysWOW64\Ciohdhad.dll	539fea490774ed5cffb9f22f04903f40N.exe
File created	C:\Windows\SysWOW64\Djdgic32.exe	Ccjoli32.exe
File opened for modification	C:\Windows\SysWOW64\Djdgic32.exe	Ccjoli32.exe
File created	C:\Windows\SysWOW64\ÿs.e¢e	Dpapaj32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2592	2668	WerFault.exe	33

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Djdgic32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Dpapaj32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	539fea490774ed5cffb9f22f04903f40N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ccjoli32.exe

Modifies registry class 12 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32	539fea490774ed5cffb9f22f04903f40N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}	539fea490774ed5cffb9f22f04903f40N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32\ = "C:\\Windows\\SysWow64\\Ciohdhad.dll"	539fea490774ed5cffb9f22f04903f40N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32\ThreadingModel = "Apartment"	539fea490774ed5cffb9f22f04903f40N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32	Ccjoli32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32\ = "C:\\Windows\\SysWow64\\Pdkefp32.dll"	Djdgic32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32\ThreadingModel = "Apartment"	Djdgic32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	539fea490774ed5cffb9f22f04903f40N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	539fea490774ed5cffb9f22f04903f40N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32\ = "C:\\Windows\\SysWow64\\Ccofjipn.dll"	Ccjoli32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32\ThreadingModel = "Apartment"	Ccjoli32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32	Djdgic32.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 2060	2088	539fea490774ed5cffb9f22f04903f40N.exe	31
PID 2088 wrote to memory of 2060	2088	539fea490774ed5cffb9f22f04903f40N.exe	31
PID 2088 wrote to memory of 2060	2088	539fea490774ed5cffb9f22f04903f40N.exe	31
PID 2088 wrote to memory of 2060	2088	539fea490774ed5cffb9f22f04903f40N.exe	31
PID 2060 wrote to memory of 1992	2060	Ccjoli32.exe	32
PID 2060 wrote to memory of 1992	2060	Ccjoli32.exe	32
PID 2060 wrote to memory of 1992	2060	Ccjoli32.exe	32
PID 2060 wrote to memory of 1992	2060	Ccjoli32.exe	32
PID 1992 wrote to memory of 2668	1992	Djdgic32.exe	33
PID 1992 wrote to memory of 2668	1992	Djdgic32.exe	33
PID 1992 wrote to memory of 2668	1992	Djdgic32.exe	33
PID 1992 wrote to memory of 2668	1992	Djdgic32.exe	33
PID 2668 wrote to memory of 2592	2668	Dpapaj32.exe	34
PID 2668 wrote to memory of 2592	2668	Dpapaj32.exe	34
PID 2668 wrote to memory of 2592	2668	Dpapaj32.exe	34
PID 2668 wrote to memory of 2592	2668	Dpapaj32.exe	34

C:\Users\Admin\AppData\Local\Temp\539fea490774ed5cffb9f22f04903f40N.exe
"C:\Users\Admin\AppData\Local\Temp\539fea490774ed5cffb9f22f04903f40N.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\SysWOW64\Ccjoli32.exe
  C:\Windows\system32\Ccjoli32.exe
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2060
- - C:\Windows\SysWOW64\Djdgic32.exe
    C:\Windows\system32\Djdgic32.exe
    3⤵
    - Adds autorun key to be loaded by Explorer.exe on startup
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:1992
  - - C:\Windows\SysWOW64\Dpapaj32.exe
      C:\Windows\system32\Dpapaj32.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2668
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 144
        5⤵
        Loads dropped DLL
        Program crash
        
        PID:2592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\Ccjoli32.exe

Filesize
72KB

MD5
6f61978c835db8b203b51f3267eff637

SHA1
b7ed6414529cf2c66d10d908b22269efa4f8b5d8

SHA256
248e2868846949db152e0512073a0f91d45439af7a8db889b2c14b591ce59f1d

SHA512
638c70d7351ccd0d4711830e012998a1c67f938b6a0fe7a895aa121b0f53181dfc4929a4379376af015a73da9f9cba27fae99d86785e94b0646316ad62d472a1

Download Submit
C:\Windows\SysWOW64\Djdgic32.exe

Filesize
72KB

MD5
f0e465f741304a8be5b17c610674f2eb

SHA1
523af2506f827d65e53ef1d9b0c7ffe8d21bd48d

SHA256
7f098d239c5295e38e29569eef82ffa7dff5548162db4b3de33232965ce50cbb

SHA512
2d4a45bffa322a9d5b8beb36ce688758edd33c147f539e6da7a1f794847a540ec713544764e1a76c72d8f9f8464975b57b239199db3f0d15765edbd35598a7b4

Download Submit
C:\Windows\SysWOW64\Dpapaj32.exe

Filesize
72KB

MD5
f717b1c8a57e85a8cffa4afd4bc9ddaa

SHA1
0572e56e9cdbce98441867b8b4d16a9dfa370eab

SHA256
612f50208d71d28abbb88d3bca7cd60d034ae9696e11b7b833317934d7b1b70d

SHA512
d8e5478622c4a9411c093b32d579edd157b5547cda1465cdc7ea3ad7c46e8eee1d4b4dc07569b192d507397755ca2ded2755620d26bc7cee88705f03872c3b58

Download Submit
memory/1992-27-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/1992-40-0x0000000000250000-0x0000000000283000-memory.dmp

Filesize
204KB

Download
memory/1992-51-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2060-26-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2060-28-0x0000000000280000-0x00000000002B3000-memory.dmp

Filesize
204KB

Download
memory/2088-25-0x0000000000250000-0x0000000000283000-memory.dmp

Filesize
204KB

Download
memory/2088-24-0x0000000000250000-0x0000000000283000-memory.dmp

Filesize
204KB

Download
memory/2088-0-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2088-49-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2668-42-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2668-52-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads