bc890782390a43bb02de2a7f6d6bbc1f05cceed4e6277f3f36719edb14cb5067

General

Target

RFQINVOICE09876000090.exe
Size

384KB
MD5

45ee0796819451c310a4652b2f4c9e55
SHA1

0fea82ff3ce07f31c5e785b58b6a1aee43d8778f
SHA256

bc890782390a43bb02de2a7f6d6bbc1f05cceed4e6277f3f36719edb14cb5067
SHA512

e4e8656b17525aebbfbd4ad6ca8508f3b7ef6be3528febaa732f919ee03fbe0820a2a4cd7073e6e285171a118389e17ee6aae9e8d4dde0a8de9ad425de706320
SSDEEP

12288:LnPdvKRsZayz+O73iyx48RAgaPF5dkg3FM:TPdvQsZvf48Q1kg3FM

Score

7^/10

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-1-5-21-919254492-3979293997-764407192-1000\Control Panel\International\Geo\Nation	ocwxklckil.exe

Executes dropped EXE 2 IoCs

pid	Process
452	ocwxklckil.exe
3248	ocwxklckil.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 452 set thread context of 3248	452	ocwxklckil.exe	89
PID 3248 set thread context of 3140	3248	ocwxklckil.exe	43
PID 3248 set thread context of 3140	3248	ocwxklckil.exe	43
PID 3248 set thread context of 1244	3248	ocwxklckil.exe	101
PID 1244 set thread context of 3236	1244	colorcpl.exe	100
PID 1244 set thread context of 3140	1244	colorcpl.exe	43

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	colorcpl.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3140	Explorer.EXE

Suspicious behavior: MapViewOfSection 10 IoCs

pid	Process
452	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3248	ocwxklckil.exe
3140	Explorer.EXE
3140	Explorer.EXE
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe
1244	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3248	ocwxklckil.exe
Token: SeDebugPrivilege	1244	colorcpl.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3140	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4832 wrote to memory of 452	4832	RFQINVOICE09876000090.exe	87
PID 4832 wrote to memory of 452	4832	RFQINVOICE09876000090.exe	87
PID 4832 wrote to memory of 452	4832	RFQINVOICE09876000090.exe	87
PID 452 wrote to memory of 3248	452	ocwxklckil.exe	89
PID 452 wrote to memory of 3248	452	ocwxklckil.exe	89
PID 452 wrote to memory of 3248	452	ocwxklckil.exe	89
PID 452 wrote to memory of 3248	452	ocwxklckil.exe	89
PID 3140 wrote to memory of 1244	3140	Explorer.EXE	101
PID 3140 wrote to memory of 1244	3140	Explorer.EXE	101
PID 3140 wrote to memory of 1244	3140	Explorer.EXE	101
PID 3140 wrote to memory of 3236	3140	Explorer.EXE	100
PID 3140 wrote to memory of 3236	3140	Explorer.EXE	100
PID 3140 wrote to memory of 3236	3140	Explorer.EXE	100

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: MapViewOfSection
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3140
- C:\Users\Admin\AppData\Local\Temp\RFQINVOICE09876000090.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQINVOICE09876000090.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4832
- - C:\Users\Admin\AppData\Local\Temp\ocwxklckil.exe
    "C:\Users\Admin\AppData\Local\Temp\ocwxklckil.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:452
  - - C:\Users\Admin\AppData\Local\Temp\ocwxklckil.exe
      "C:\Users\Admin\AppData\Local\Temp\ocwxklckil.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:3248
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.exe"
  2⤵
  PID:3236
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  PID:1244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\mwvze.v

Filesize
250KB

MD5
115356958470665c6ae130d757c61050

SHA1
831fc53bb0f2206d139e7e2027ef01719a6eb906

SHA256
086592db679fd7b6077e9cf7a168586c757b15453724b5dbe64117091566c80d

SHA512
1dc3b8184543a3ad728df419a8f78a67561bd0219274db5f4b6b1c99c10e16106e36fcea5598fac516eab6e3fe1cb522b4d60bbb374715f81b71ef1d4114ddcc

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

Filesize
194KB

MD5
d0d39072d96466898066b3a39747087e

SHA1
2c41d13e28a6ca285b1f2d44bc8eb5d27e8b33e2

SHA256
da7b0be64ebe422d4cbd53f072a32647b65c3a87b7ad333184b595efb42f5c13

SHA512
0da6aad1a80decf8c3d0c0ab0d13648d4cdd3e6506a3d7fc6560f336a24577b6e30f42f80defb60b299fca1e0d623dd9feb4abf8537df5cd8b3d508b0a7c9aaa

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

Filesize
194KB

MD5
d0d39072d96466898066b3a39747087e

SHA1
2c41d13e28a6ca285b1f2d44bc8eb5d27e8b33e2

SHA256
da7b0be64ebe422d4cbd53f072a32647b65c3a87b7ad333184b595efb42f5c13

SHA512
0da6aad1a80decf8c3d0c0ab0d13648d4cdd3e6506a3d7fc6560f336a24577b6e30f42f80defb60b299fca1e0d623dd9feb4abf8537df5cd8b3d508b0a7c9aaa

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

Filesize
194KB

MD5
d0d39072d96466898066b3a39747087e

SHA1
2c41d13e28a6ca285b1f2d44bc8eb5d27e8b33e2

SHA256
da7b0be64ebe422d4cbd53f072a32647b65c3a87b7ad333184b595efb42f5c13

SHA512
0da6aad1a80decf8c3d0c0ab0d13648d4cdd3e6506a3d7fc6560f336a24577b6e30f42f80defb60b299fca1e0d623dd9feb4abf8537df5cd8b3d508b0a7c9aaa

Download Submit
memory/452-5-0x0000000002930000-0x0000000002932000-memory.dmp

Filesize
8KB

Download
memory/1244-25-0x0000000000D00000-0x0000000000D36000-memory.dmp

Filesize
216KB

Download
memory/1244-22-0x0000000000D00000-0x0000000000D36000-memory.dmp

Filesize
216KB

Download
memory/1244-31-0x0000000002B00000-0x0000000002BA3000-memory.dmp

Filesize
652KB

Download
memory/1244-21-0x0000000000D00000-0x0000000000D36000-memory.dmp

Filesize
216KB

Download
memory/1244-24-0x0000000002C20000-0x0000000002F6A000-memory.dmp

Filesize
3.3MB

Download
memory/1244-28-0x0000000002B00000-0x0000000002BA3000-memory.dmp

Filesize
652KB

Download
memory/1244-27-0x0000000000D00000-0x0000000000D36000-memory.dmp

Filesize
216KB

Download
memory/3140-30-0x00000000087E0000-0x00000000088F2000-memory.dmp

Filesize
1.1MB

Download
memory/3140-26-0x000000000FD80000-0x0000000012E6B000-memory.dmp

Filesize
48.9MB

Download
memory/3140-29-0x00000000087E0000-0x00000000088F2000-memory.dmp

Filesize
1.1MB

Download
memory/3140-32-0x00000000087E0000-0x00000000088F2000-memory.dmp

Filesize
1.1MB

Download
memory/3140-20-0x000000000FD80000-0x0000000012E6B000-memory.dmp

Filesize
48.9MB

Download
memory/3248-11-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3248-19-0x0000000000C60000-0x0000000000C84000-memory.dmp

Filesize
144KB

Download
memory/3248-23-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3248-18-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3248-17-0x0000000000AB0000-0x0000000000AD4000-memory.dmp

Filesize
144KB

Download
memory/3248-16-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3248-15-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3248-13-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3248-14-0x0000000000AB0000-0x0000000000AD4000-memory.dmp

Filesize
144KB

Download
memory/3248-12-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3248-9-0x0000000000D30000-0x000000000107A000-memory.dmp

Filesize
3.3MB

Download
memory/3248-7-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download

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