d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
03/10/2022, 00:37

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General

Target

d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe
Size

305KB
MD5

6b42c667ec04b4363ce4db9ef99d52e0
SHA1

081d2ce224108b75cec0e7c641bc20b188013636
SHA256

d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9
SHA512

78749b714de39cc0cb1f818c0ef44beb38fddbbd5f850f21ee496507d486c5dce1a4f96be7eff4fff07a7b148f06118966bc9b8fc30435637f6f1e470098b7a8
SSDEEP

6144:XREPQ8/32oYMfHGD0A/CTOyGBBHYQgceGpVw3GeF0egQuEKGC4Ni6acTrr4J2:X8/32Z0A6rGyceGpVw2eOeNuEKGDN1LF

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1552	jygut.exe

Deletes itself 1 IoCs

pid	Process
992	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe
1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run	jygut.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\{CB118568-7F59-AD4D-CD9C-5E5DE9C17D40} = "C:\\Users\\Admin\\AppData\\Roaming\\Oxofx\\jygut.exe"	jygut.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1752 set thread context of 992	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	28

Suspicious behavior: EnumeratesProcesses 25 IoCs

pid	Process
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe
1552	jygut.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 1552	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	27
PID 1752 wrote to memory of 1552	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	27
PID 1752 wrote to memory of 1552	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	27
PID 1752 wrote to memory of 1552	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	27
PID 1552 wrote to memory of 1116	1552	jygut.exe	15
PID 1552 wrote to memory of 1116	1552	jygut.exe	15
PID 1552 wrote to memory of 1116	1552	jygut.exe	15
PID 1552 wrote to memory of 1116	1552	jygut.exe	15
PID 1552 wrote to memory of 1116	1552	jygut.exe	15
PID 1552 wrote to memory of 1180	1552	jygut.exe	14
PID 1552 wrote to memory of 1180	1552	jygut.exe	14
PID 1552 wrote to memory of 1180	1552	jygut.exe	14
PID 1552 wrote to memory of 1180	1552	jygut.exe	14
PID 1552 wrote to memory of 1180	1552	jygut.exe	14
PID 1552 wrote to memory of 1236	1552	jygut.exe	8
PID 1552 wrote to memory of 1236	1552	jygut.exe	8
PID 1552 wrote to memory of 1236	1552	jygut.exe	8
PID 1552 wrote to memory of 1236	1552	jygut.exe	8
PID 1552 wrote to memory of 1236	1552	jygut.exe	8
PID 1552 wrote to memory of 1752	1552	jygut.exe	26
PID 1552 wrote to memory of 1752	1552	jygut.exe	26
PID 1552 wrote to memory of 1752	1552	jygut.exe	26
PID 1552 wrote to memory of 1752	1552	jygut.exe	26
PID 1552 wrote to memory of 1752	1552	jygut.exe	26
PID 1752 wrote to memory of 992	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	28
PID 1752 wrote to memory of 992	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	28
PID 1752 wrote to memory of 992	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	28
PID 1752 wrote to memory of 992	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	28
PID 1752 wrote to memory of 992	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	28
PID 1752 wrote to memory of 992	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	28
PID 1752 wrote to memory of 992	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	28
PID 1752 wrote to memory of 992	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	28
PID 1752 wrote to memory of 992	1752	d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe	28

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236
- C:\Users\Admin\AppData\Local\Temp\d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe
  "C:\Users\Admin\AppData\Local\Temp\d75e17b0e708e0a5f3dba94f35fc925d12d67a7af4d569b0efa13433f2eee9e9.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1752
- - C:\Users\Admin\AppData\Roaming\Oxofx\jygut.exe
    "C:\Users\Admin\AppData\Roaming\Oxofx\jygut.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1552
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpd2c5b11c.bat"
    3⤵
    - Deletes itself
    PID:992

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpd2c5b11c.bat

Filesize
307B

MD5
55519228ebc2976b4e83381f66ce9111

SHA1
df0852f2a784f975f9ee6d52b4d2f76ddcee8b25

SHA256
79dd89dd960a9a135044276fe4dbe3cd38aa8d136334e8cfaed070c6de3327ec

SHA512
b472c07420007c027794ff70c8b1c4da413584d1aabeb0e88f45efc4dc998dd56cbae277b1435c2cad9e56197ea3e512cb382d884ab16f88e69db466a3a954c0

Download Submit
C:\Users\Admin\AppData\Roaming\Oxofx\jygut.exe

Filesize
305KB

MD5
cd66a65a443099ac4a999a9ab78dea65

SHA1
ae54fe986856d236819b6199a8478ea4497fc0f1

SHA256
529b30a0e6536221411d0010cb1eb2079583f094b2641d040d9be18edfdf185d

SHA512
ea10911e4e5c4a44678c884f17c099efed77ae12e32fea31bf06a42c9d7989ec08374c0daf3d2e8eeae780920e6d2fc978bc1c682e42df9c1df2e302b2928bb1

Download Submit
C:\Users\Admin\AppData\Roaming\Oxofx\jygut.exe

Filesize
305KB

MD5
cd66a65a443099ac4a999a9ab78dea65

SHA1
ae54fe986856d236819b6199a8478ea4497fc0f1

SHA256
529b30a0e6536221411d0010cb1eb2079583f094b2641d040d9be18edfdf185d

SHA512
ea10911e4e5c4a44678c884f17c099efed77ae12e32fea31bf06a42c9d7989ec08374c0daf3d2e8eeae780920e6d2fc978bc1c682e42df9c1df2e302b2928bb1

Download Submit
\Users\Admin\AppData\Roaming\Oxofx\jygut.exe

Filesize
305KB

MD5
cd66a65a443099ac4a999a9ab78dea65

SHA1
ae54fe986856d236819b6199a8478ea4497fc0f1

SHA256
529b30a0e6536221411d0010cb1eb2079583f094b2641d040d9be18edfdf185d

SHA512
ea10911e4e5c4a44678c884f17c099efed77ae12e32fea31bf06a42c9d7989ec08374c0daf3d2e8eeae780920e6d2fc978bc1c682e42df9c1df2e302b2928bb1

Download Submit
\Users\Admin\AppData\Roaming\Oxofx\jygut.exe

Filesize
305KB

MD5
cd66a65a443099ac4a999a9ab78dea65

SHA1
ae54fe986856d236819b6199a8478ea4497fc0f1

SHA256
529b30a0e6536221411d0010cb1eb2079583f094b2641d040d9be18edfdf185d

SHA512
ea10911e4e5c4a44678c884f17c099efed77ae12e32fea31bf06a42c9d7989ec08374c0daf3d2e8eeae780920e6d2fc978bc1c682e42df9c1df2e302b2928bb1

Download Submit
memory/992-111-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/992-112-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/992-114-0x0000000000050000-0x0000000000098000-memory.dmp

Filesize
288KB

Download
memory/992-98-0x0000000000050000-0x0000000000098000-memory.dmp

Filesize
288KB

Download
memory/992-110-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/992-109-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/992-108-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/992-107-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/992-106-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/992-102-0x0000000000050000-0x0000000000098000-memory.dmp

Filesize
288KB

Download
memory/992-101-0x0000000000050000-0x0000000000098000-memory.dmp

Filesize
288KB

Download
memory/992-100-0x0000000000050000-0x0000000000098000-memory.dmp

Filesize
288KB

Download
memory/1116-69-0x0000000001CA0000-0x0000000001CE8000-memory.dmp

Filesize
288KB

Download
memory/1116-70-0x0000000001CA0000-0x0000000001CE8000-memory.dmp

Filesize
288KB

Download
memory/1116-68-0x0000000001CA0000-0x0000000001CE8000-memory.dmp

Filesize
288KB

Download
memory/1116-67-0x0000000001CA0000-0x0000000001CE8000-memory.dmp

Filesize
288KB

Download
memory/1116-65-0x0000000001CA0000-0x0000000001CE8000-memory.dmp

Filesize
288KB

Download
memory/1180-73-0x0000000001BA0000-0x0000000001BE8000-memory.dmp

Filesize
288KB

Download
memory/1180-74-0x0000000001BA0000-0x0000000001BE8000-memory.dmp

Filesize
288KB

Download
memory/1180-75-0x0000000001BA0000-0x0000000001BE8000-memory.dmp

Filesize
288KB

Download
memory/1180-76-0x0000000001BA0000-0x0000000001BE8000-memory.dmp

Filesize
288KB

Download
memory/1236-82-0x0000000002A70000-0x0000000002AB8000-memory.dmp

Filesize
288KB

Download
memory/1236-80-0x0000000002A70000-0x0000000002AB8000-memory.dmp

Filesize
288KB

Download
memory/1236-81-0x0000000002A70000-0x0000000002AB8000-memory.dmp

Filesize
288KB

Download
memory/1236-79-0x0000000002A70000-0x0000000002AB8000-memory.dmp

Filesize
288KB

Download
memory/1752-90-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1752-89-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1752-94-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1752-93-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1752-92-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1752-104-0x00000000004F0000-0x0000000000538000-memory.dmp

Filesize
288KB

Download
memory/1752-91-0x00000000004F0000-0x0000000000542000-memory.dmp

Filesize
328KB

Download
memory/1752-95-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1752-54-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1752-88-0x00000000004F0000-0x0000000000538000-memory.dmp

Filesize
288KB

Download
memory/1752-87-0x00000000004F0000-0x0000000000538000-memory.dmp

Filesize
288KB

Download
memory/1752-86-0x00000000004F0000-0x0000000000538000-memory.dmp

Filesize
288KB

Download
memory/1752-85-0x00000000004F0000-0x0000000000538000-memory.dmp

Filesize
288KB

Download
memory/1752-55-0x0000000000401000-0x0000000000441000-memory.dmp

Filesize
256KB

Download
memory/1752-56-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download