27557ee7f8721a728a65676740ccc1246f4de3bba9496b467b6ba7e8e0129fc4 | Triage

Resubmissions

14-09-2021 02:31

210914-cz6qwsefd9 10

13-09-2021 20:10

210913-yxsxxahdcl 10

13-09-2021 20:05

210913-ytxrpahdcj 3

13-09-2021 18:29

210913-w448eaecc9 10

13-09-2021 17:14

210913-vr22vahcap 3

Analysis

max time kernel
435s
max time network
1002s
platform
windows10_x64
resource
win10-en
submitted
13-09-2021 20:10

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General

Target

currCurrPl.jpg.dll
Size

542KB
MD5

d0cb3cab255e5300af43426963df136c
SHA1

1d4c9fde145c5c42c3e4a7230b96e395fb9ac6bc
SHA256

27557ee7f8721a728a65676740ccc1246f4de3bba9496b467b6ba7e8e0129fc4
SHA512

72768b7ccccbafee0e051dd3f6bb766a058759523fedeaa5dc126e5a4cb9f9d3f29c25c55f2497ceb9bc4239938b0f5ae898b2cf562652d3c248ac8166dddda1

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3944 3768 WerFault.exe regsvr32.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

WerFault.exe

pid	process
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe
3944	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3944 WerFault.exe
Token: SeBackupPrivilege 3944 WerFault.exe
Token: SeDebugPrivilege 3944 WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 4000 wrote to memory of 3768	4000	regsvr32.exe	regsvr32.exe
PID 4000 wrote to memory of 3768	4000	regsvr32.exe	regsvr32.exe
PID 4000 wrote to memory of 3768	4000	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\currCurrPl.jpg.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4000

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\currCurrPl.jpg.dll
2⤵
PID:3768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3768 -s 620
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3944

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3768-115-0x0000000000000000-mapping.dmp

Download
memory/3768-116-0x0000000010000000-0x0000000010004000-memory.dmp

Filesize
16KB

Download
memory/3768-119-0x00000000031E0000-0x0000000003218000-memory.dmp

Filesize
224KB

Download
memory/3768-121-0x0000000004AF0000-0x0000000004B35000-memory.dmp

Filesize
276KB

Download