84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688

General

Target

84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe
Size

78KB
MD5

af28bdd8bf62d0d34551844946219640
SHA1

950afc503e6075605a77e1214941eaceb3560dfb
SHA256

84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688
SHA512

b4b2868a70c3532fcc3036dfca159c5f2c5786ee039904c8f8a6bfbc6e3049ae5314ffd615668acfc40fe1d8e1c83583bdf3542e92a6c6601d16f0a59d915cf0
SSDEEP

1536:2XRWV5TAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qti6N9/o1SA:uRWV5TAtWDDILJLovbicqOq3o+nF9/e

Score

7^/10

discovery persistence

Malware Config

Signatures

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe

Executes dropped EXE 1 IoCs

pid	Process
3012	tmp8618.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmp8618.tmp.exe

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

System Information Discovery
T1082

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	84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp8618.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3264	84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe
Token: SeDebugPrivilege	3012	tmp8618.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3264 wrote to memory of 2600	3264	84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe	84
PID 3264 wrote to memory of 2600	3264	84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe	84
PID 3264 wrote to memory of 2600	3264	84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe	84
PID 2600 wrote to memory of 4436	2600	vbc.exe	87
PID 2600 wrote to memory of 4436	2600	vbc.exe	87
PID 2600 wrote to memory of 4436	2600	vbc.exe	87
PID 3264 wrote to memory of 3012	3264	84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe	89
PID 3264 wrote to memory of 3012	3264	84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe	89
PID 3264 wrote to memory of 3012	3264	84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe	89

C:\Users\Admin\AppData\Local\Temp\84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe
"C:\Users\Admin\AppData\Local\Temp\84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3264
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\-a0vclho.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2600
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES8750.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc2F3D540D324D42BDB4EA3B427D91A65.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4436
- C:\Users\Admin\AppData\Local\Temp\tmp8618.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp8618.tmp.exe" C:\Users\Admin\AppData\Local\Temp\84e4af3141c4675d842a3e150f677c15e83e83ffc784e54229539ba3736f9688N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\-a0vclho.0.vb

Filesize
14KB

MD5
5f64806f847867545a5907ae959e00a2

SHA1
4130cd6b972bff52d5cda766b654734d0f7b9e94

SHA256
45d142dfb00925864aceff99c2c9149eae56d1ddd46b563a1f7cc117eed4c25b

SHA512
cccf2421e1127d4a2db6bbff4f61249d67f3f953c18ab8f9b3b49bb90673f76457e601158b71873110a5ff9ac245d8d30d6aa395ceb41d3b35655fb475ad8e66

Download Submit
C:\Users\Admin\AppData\Local\Temp\-a0vclho.cmdline

Filesize
266B

MD5
b3134e948a9b9724436f9e5fcba0b4c7

SHA1
098f34f97957d4b88ada675aacfaa3f85faf009f

SHA256
02afcd790cac15c732dd42cf0a29acc0d32885507e7925f891b19247c6a8b086

SHA512
c30591c2d96712e5116ecc3f056d2ae756c99ce354c6a43511283f58cd9bd14a3c91751ad2ad5e99848d05a2e41655a1224359731663a8583bc54fdf386bd258

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES8750.tmp

Filesize
1KB

MD5
a413697df9064956454def56552089d7

SHA1
386b2efeaf3f4702ee0c025d8c7fc3a6ee08b000

SHA256
802b01930c7df852af0d48ed6090295ba053f076cc809ce25b112f1165950fe8

SHA512
54063ed026f48f4982e9c5204b6fde72b7e79f841347fc4a9801b9927f9792b2855f4374d16df3316d29cc415ff68aad9c06726957acc68f71a15eb634cd3aa5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8618.tmp.exe

Filesize
78KB

MD5
c69d92c15d738f04424fd4c1e350124b

SHA1
07aeab2c0ff869001fb969b71b083cd6b2c536de

SHA256
e337a5916a54cf556b5299c5eed49824e8231b415e7abfd5ab1d8ae7dc66cc4a

SHA512
6c627d17122c49631775bc7edf58859373d8da81ca0eb141a56fae94104abff8d94d79b02dbdbd05842d3b680b29cc4e56e4082001b82ceaafd347366e8be1d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc2F3D540D324D42BDB4EA3B427D91A65.TMP

Filesize
660B

MD5
3775f4019cfe3032ad84fa85b4d45641

SHA1
a2947c58bbd8317edcaa3d71b24a28b478aa1460

SHA256
a061bf0dd3ac4d27bdaad4fef34de3a1c5d1500ba2e15c12ed69d6c4cfd10b98

SHA512
33da3e8c93b0efa94144b2532cc35765b1d4f5791a18b81fbaf0754756dfe46455e4392bcdb777b848168c729278157a954c11d8b10dcb4559f7505d9d6a1000

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2600-9-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/2600-18-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3012-24-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3012-23-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3012-25-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3012-26-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3012-27-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3264-0-0x0000000075182000-0x0000000075183000-memory.dmp

Filesize
4KB

Download
memory/3264-2-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3264-1-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3264-22-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads